Company ProfilePremium

GRILLO-WERKE AG

Company Profile Analysis

ESOMAR 23 Corporate BadgeISO Certifications Badge
GRILLO-WERKE AG - Chemicals & Materials showcase

Year Founded & Workforce

1842

1,400 Employees

Industry

Chemicals & Materials

Services

Zinc Chemicals
GRILLO-WERKE AG logo

GRILLO-WERKE AG Employee Contacts

10 verified contactsNames, job titles, seniority and locations

View Employee Contacts

GRILLO-WERKE AG Overview

GRILLO-Werke AG is a 184-year-old, fifth-generation family-owned Ruhr industrial group whose historical identity rests on the natural coupling of zinc metallurgy and sulphur chemistry — the two elements that together make up zinc ores. Today it operates as a management holding over GRILLO Chemicals GmbH (sulphuric acid, oleum, SO2, sulphites/sulphates, dimethyl sulphate and dimethyl ether), GRILLO Zinc Metals GmbH (corrosion-protection wire, anodes, ZAMAK die-casting alloys, strip and foil) and GRILLO Zinc Powder GmbH (battery-grade zinc powder and high-purity zinc oxides, including the Uviva sun-care brand), plus an IT services subsidiary and a 20% minority stake in RHEINZINK. Group revenue peaked at roughly EUR 860 million, but the business has been in near-continuous restructuring since 2019, compounded by the energy-price shock and a major 2024 plant fire. In 2026 it sold Metra and 80% of RHEINZINK and refinanced with a new subordinated investor, repositioning as a smaller, focused zinc-and-sulphur chemistry specialist.


What the company does

Grillo-Werke AG is the parent and management holding of the GRILLO Group. Since 1 July 2024 the group's operating divisions have been carved out into separate, wholly owned subsidiaries [PR-Structure]:

GRILLO Chemicals GmbH: sulphur chemistry at Duisburg and Frankfurt-Höchst: sulphuric acid, oleum, liquid sulphur dioxide, recycling (regeneration) of spent sulphuric acid via a thermal "splitting" plant, sodium bisulphate, sodium bisulphite, sodium metabisulphite (pyrosulphite), dimethyl sulphate (DMS, incl. biomass-balanced "DMS ECO"), dimethyl ether (DME) under the brand "GRILLO-one" (incl. "GRILLO-one Green"), hydrochloric acid, animal-care products (Grillopet, ImproBed), and traded commercial products (e.g., sodium benzoate, potassium permanganate). The group also owns CHEMAD GmbH, a laboratory/analytical services company.

GRILLO Zinc Metals GmbH: zinc and zinc-alloy semi-finished products, principally for corrosion protection: zinc and zinc-aluminium thermal-spray wires, sacrificial anodes, KKS-Beton (cathodic corrosion protection for reinforced concrete), ZAMAK die-casting alloys (now in a production cooperation with Glencore), zinc strip, zinc foil and brazing/soldering products, and historically ZEP (Zinc Extrusion Products).

GRILLO Zinc Powder GmbH: (formerly Grillo Zinkoxid GmbH) — zinc powders (notably for alkaline and next-generation zinc batteries) and high-purity zinc oxides for pharma, cosmetics and specialised industry, produced at Goslar; the sun-care zinc oxide line is marketed under the new brand Uviva Technologies ("Eclipse" zinc oxides for sunscreens).

ASB Informationstechnik GmbH: IT services (applications, systems, consulting).

RHEINZINK GmbH & Co. KG: (Datteln) — world-leading titanium-zinc producer for roofing, façades and rainwater drainage; 100% owned until 28 August 2026, now a 20% minority holding following the sale of 80% to Robus Capital [PR-Rheinzink].

[Source: Web-Group; PR-Structure; BAnz FY21]

Company's own description

In its own communications, GRILLO describes itself as a family business with over 180 years of history and a strong orientation towards innovation and sustainability, a market leader as one of the most important zinc processors and producers of sulphur chemicals, and a technology leader in zinc chemistry [Web-Group]. The FY2020/21 management report (the latest full statutory report retrieved) described the group's economic activities as comprising the Metal, Chemicals, Zinc Oxide and RHEINZINK business areas plus an Investments & Services area; Metal produced zinc wire, zinc powder, zinc strip, sacrificial anodes, ZEP, concrete repair (KKS-Beton) and ZAMAK alloys; Chemicals was based on sulphur chemistry; Zinc Oxide was being transformed into a pharma/cosmetics specialty business; and RHEINZINK was described as world-leading in titanium zinc for buildings [BAnz FY21].

Business model and revenue model

DimensionCharacterisation
Revenue model mixAlmost entirely product sales (B2B industrial goods). Minor service revenue from CHEMAD laboratory services, ASB IT services, spent-acid regeneration (a service-like tolling/recycling activity), corrosion-protection project consulting, and energy sales (Frankfurt sulphuric acid plant is a net energy producer). No subscription or licensing revenue of significance disclosed
Pricing logicZinc products are largely priced on an LME zinc price pass-through basis plus conversion premium; the group hedges zinc at time of sale for zinc oxide ("back-to-back" fine zinc cover) [BAnz FY21]. Sulphur chemicals are exposed to sulphur and methanol input prices (methanol contract renegotiated to 31 Dec 2025) [BAnz FY21]
Value-chain positionMidstream converter/processor: buys refined SHG zinc and sulphur/methanol; converts to semi-finished and specialty products; also a circular-economy player (spent-acid regeneration, zinc-containing secondary raw materials, ECO ZAMAK / low-carbon zinc)
Customer typesIndustrial OEMs and processors: die-casters (automotive, sanitary, hardware), steel constructors and corrosion-protection applicators (bridges, offshore wind), battery manufacturers, chemical/pharma/agrochemical companies, cosmetics formulators, feed and food industry, aerosol fillers (DME propellant), roofing contractors and building merchants (RHEINZINK, Metra — now divested)
End-marketsConstruction & infrastructure; automotive (ZAMAK, die-cast parts); chemicals & pharma; personal care/sunscreen; batteries/energy storage; agriculture & animal feed; food; water treatment; offshore wind

Independent characterisation

Grillo is a classic German Mittelstand industrial conglomerate that has spent the 2019–2026 period shrinking and refocusing under financial pressure. Its two "legs" — zinc conversion and sulphur chemistry — are both energy-intensive, commodity-adjacent and margin-thin; the group's consolidated gross margin (gross profit as defined under German GAAP "Rohertrag") was around 31–32% in FY2020–FY2021 but net margins hovered around zero after heavy restructuring charges [BAnz FY21]. The balance sheet was thin (group equity ratio 7.7% at 30 Sep 2021) and debt-heavy, with lenders commissioning an IDW S6 restructuring opinion in 2020 [BAnz FY21]. The 2026 transactions (Metra sale, RHEINZINK 80% sale, holding-level refinancing with a subordinated investor) convert Grillo from a ~EUR 860m diversified zinc/building-products/chemicals group into a smaller specialty chemicals and zinc-materials company whose future value rests on (i) restored and modernised sulphur-chemistry assets in Duisburg/Frankfurt, (ii) zinc powders for batteries and high-purity zinc oxides at Goslar, and (iii) corrosion-protection zinc products.

Strategy

Stated strategy (themes from company communications)

GRILLO frames its corporate identity around tradition combined with innovation and sustainability, steered by a mission statement and purpose [Web-Group]. The September 2026 Executive Board statement sets out a three-pillar transformation [PR-Viability]:

  1. Invest >EUR 100 million in the future core businesses of sulphur and zinc chemistry and zinc-based resource protection, specifically strengthening Duisburg, Frankfurt and Goslar.

  2. Portfolio streamlining via the sale of Metra (England) and RHEINZINK (Datteln) to concentrate resources on core activities.

  3. Refinancing at holding level with a new investor who repaid the Schuldschein (promissory note) lenders via subordinated financing and, together with the existing bank syndicate, provides financial backing for the next three to five years.

The Metra divestiture notice explicitly defines the core industrial businesses as zinc and sulphur chemistry [PR-Metra].

Initiatives in the last 24 months (Oct 2024 – Oct 2026)

InitiativeDateDescriptionSource
Post-fire rebuild of Duisburg chemicalsJan 2025 onwardNew incinerator and modernised SO2 plant (OPAL project assets) commissioned; zinc sulphate line abandoned[PR-Fire]
ZAMAK cooperation with GlencoreJul 2025 / Jan 2026Long-term partnership pooling ZAMAK production capacity; new ingot form; lower carbon footprint[Web-News]; factsheet
Uviva Technologies brand2025/26New brand for sun & skin care zinc oxides[Web-Group]
Battery ecosystem engagement2025–2026Premier sponsor NAATBatt Sodium-Zinc Battery Workshop 2025; main sponsor IZABW Kyoto Sep 2025; 2nd Zinc Battery Workshop at West Virginia University[Web-News]
ZACK research projectJul 2026Zinc-ion battery technology as alternative to lithium-ion, with five partners[Web-News]
Groundwater remediation2025–2026Pumping tests at Willy-Brandt-Ring (Apr 2025), extended tests; containment well system in FEED/pre-FID (2025–2026)[Web-News]; chemXplore
Metra divestmentApr 2026Sale to Hypax[PR-Metra]
RHEINZINK majority saleAug 202680% to Robus Capital[PR-Rheinzink]
Holding refinancingSep 2026New subordinated investor; Schuldschein repaid[PR-Viability]
ESG certifications2024–2025EcoVadis bronze (Zinc Metals, Zinc Powder); REDcert² for DMS/DME; RIGK[Web-News]

Medium-term financial targets / guidance

Not publicly disclosed. No revenue, margin or leverage targets have been published. The only quantified forward commitments are the >EUR 100m investment programme and the 3–5-year financing horizon [PR-Viability]. The last published statutory outlook (FY2020/21 report) expected a significant increase in operating result for FY2021/22 [BAnz FY21].

Products & Services

Pricing is not publicly disclosed for any product (industrial B2B, typically contract-based and, for zinc products, LME-linked). Launch years are given only where disclosed.

GRILLO Chemicals GmbH — sulphur chemistry

Product / brandDescription & capabilitiesTarget customersNotes / latest status
Sulphuric acidProduced by sulphur combustion (Frankfurt-Höchst) and acid regeneration (Duisburg)Chemicals, metals, water treatment, fertiliser, pharmaFrankfurt sulphur line hit all-time high throughput in FY2020/21 [BAnz FY21]
OleumFuming sulphuric acid (SO3 in H2SO4)Sulphonation, specialty chemicalsListed product line [Web-Group nav]
Sulphur dioxide (liquid SO2)Liquid SO2 from modernised SO2 plant (OPAL project)Food/wine preservation, pulp & paper, chemicals, water treatmentOld SO2 line inoperable after Sep 2024 fire; modernised plant partially commissioned 31 Jan 2025 [PR-Fire]
Recycling / spent-acid regenerationThermal "splitting" (Spaltanlage) of spent sulphuric acid back to SO2/H2SO4Chemical industry customers generating spent acidOld line lost in fire; new incinerator commissioned 2025; core circular-economy service [PR-Fire]
Sodium bisulphateAcidic sodium saltCleaning products, pH control, animal care—
Sodium bisulphiteReducing agent solutionWater treatment, food, textiles—
Sodium pyrosulphite (metabisulphite)Antioxidant/preservativeFood & beverage, photo, chemicals—
Dimethyl sulphate (DMS); "DMS ECO"Methylating agent; biomass-balanced version certified REDcert²Pharma, agrochemicals, surfactantsProduced at Frankfurt-Höchst; REDcert² certified for third consecutive time [Web-News]
Dimethyl ether "GRILLO-one" / "GRILLO-one Green"High-purity DME propellant; green version biomass-balancedAerosol fillers (cosmetics, technical sprays)Frankfurt-Höchst; REDcert² [Web-News]
Hydrochloric acidCommodity acidChemicals, metal treatmentListed product line
Zinc sulphate (incl. monohydrate, flowable grade)Feed/fertiliser/industrial zinc salt; patented flowable grade developed 2021Feed, agriculture, chemicalsDiscontinued: plant destroyed in Sep 2024 fire and will not be rebuilt [Web-News]
GrillopetAnimal-care product linePet / animal husbandry—
ImproBedBedding/litter additive to reduce ammonia (NH3) emissions in livestock housing; developed with University of OsnabrückLivestock and poultry farmersPresented at EuroTier 2024 and European Poultry Conference [Web-News; BAnz FY21]
Commercial (traded) productse.g., sodium benzoate, potassium permanganateVariousRIGK climate-protection certificates for packaging recycling (2023, 2024) [Web-News]
CHEMAD laboratory servicesAnalytical lab servicesIndustrial clientsNew website 2024 [Web-News]
TOPAZ isotope-labelled compoundsIsotope-labelled compounds for pharma researchPharma R&DFirst sales August 2021 [BAnz FY21]

GRILLO Zinc Metals GmbH — zinc semi-finished goods & corrosion solutions

Product / brandDescription & capabilitiesTarget customersNotes
Zinc wireThermal-spray wire for metallisingSteel constructors, bridge builders, offshore wind, applicatorsNew wire-drawing line installed in Duisburg (FY2020/21) [BAnz FY21]
ZnAl alloy wireZinc-aluminium thermal-spray wire for enhanced corrosion protectionSame—
Aluminium wireThermal-spray aluminium wireSame—
SnZn alloy wireTin-zinc wire (e.g., for capacitor/electronics metallisation)Electronics—
Special wire solutionsCustom alloys/diametersIndustrial—
AnodesSacrificial zinc anodesShipbuilding, offshore, pipelines, tanks—
KKS-BetonCathodic corrosion protection system for reinforced concrete (thermally sprayed zinc)Infrastructure owners (car parks, bridges)Gaining market acceptance per FY2020/21 report [BAnz FY21]
ZAMAKStandard zinc die-casting alloysDie-casters (automotive, hardware, sanitary)Produced in cooperation with Glencore from 2025/26, new ingot shape, lower footprint [Web-News; Glencore factsheet]
ECO ZAMAKZAMAK with reduced carbon footprint / recycled contentSustainability-focused die-casters—
ZAMAK UltraPremium-grade ZAMAKDemanding die-casting—
ZAMAK special alloysCustom alloy compositionsNiche applications—
Zinc stripRolled zinc stripBattery cans, stamping, coinage—
Zinc foilThin zinc foilBatteries, electronics—
Soldering / brazing productsZinc-based brazing materialsHVAC, metalworking—
ZEP (Zinc Extrusion Products)Extruded wrought zinc alloysEngineeringBelow target in FY2020/21; current status not disclosed [BAnz FY21]
Corrosion Solutions / Center of ExcellenceConsulting, specification, references for corrosion protection of steel bridgesEngineering firms, authoritiesDURALINK project for offshore wind welds [Web-News]

GRILLO Zinc Powder GmbH — zinc powder, zinc oxide, Uviva

Product / brandDescription & capabilitiesTarget customersNotes
Zinc powder productsHigh-purity (battery-grade) zinc powdersAlkaline battery makers; zinc-air, zinc-ion and sodium-zinc battery developers; chemicalsStrategic growth area; GRILLO sponsors NAATBatt and IZABW battery workshops [Web-News]
Zinc oxide – PharmaGMP-certified high-purity ZnOPharma (ointments, dermatology)GMP certificate renewed 24 Jun 2021 for 3 years [BAnz FY21]
Zinc oxide – CosmeticsCosmetic-grade ZnOCosmeticsEcocert, Kosher, Halal certificates [BAnz FY21]
Zinc oxide – IndustrySpecialty industrial ZnOIndustrial nichesCommodity tyre/rubber/feed ZnO exited in FY2019/20–FY2021/22 [BAnz FY21]
Uviva Technologies — "Eclipse" zinc oxidesNew brand for sun & skin care zinc oxidesSunscreen formulatorsLaunch year not disclosed (recent) [Web-Group]

Other

OfferingDescriptionStatus
RHEINZINK titanium zinc (roofing, façade, drainage, prePATINA surfaces)Building-envelope products from Datteln, sold in 30+ countriesNow a 20% associate (Robus Capital 80%) [PR-Rheinzink]
Metra Non-Ferrous MetalsUK distribution of zinc, copper, stainless steel; Schechtl machinery agentSold to Hypax end-April 2026 [PR-Metra; Dealroom]
ASB InformationstechnikIT applications, systems, consultingActive subsidiary [Web-Group]
Grivalmar / "GRILLO MAS"Social partnership in Ecuador funded via a product line ("GRILLO MAS")Referenced in news; details not disclosed [Web-News]

Financial Narrative

Scope note: Full statutory consolidated statements (HGB) were retrieved for FY2020 (FY2019/20) and FY2021 (FY2020/21) from [BAnz FY21]. FY2022 and FY2023 are available as revenue only. EBIT and EBITDA are analyst-derived (HGB total-cost format; EBIT approximated as pre-tax result plus interest expense minus interest and investment income; interest expense includes pension accretion of EUR 6.66m in FY2021 and EUR 5.86m in FY2020).

Income statement

EPS derived from group net income divided by shares outstanding at year-end (500,000 in FY2020; 533,784 in FY2021). Dividend: the FY2021 balance-sheet loss of EUR 2.6m at the AG was carried forward; no dividend [BAnz FY21]. FY2022 revenue per Wikipedia; FY2023 per [Web-Group].

Margins and growth (analyst-derived)

Revenue CAGR FY2020–FY2022 (2 years): 17.6% p.a. (EUR 623.5m → 862.3m), driven predominantly by the zinc price (LME SHG average EUR 2,361/t in FY2021, +20% vs EUR 1,968/t in FY2020 [BAnz FY21]) and the 2021–2022 commodity and energy-price spike, rather than volume.

Balance sheet: notes and sources

Notes: Goodwill is not separately recognised (historic differences offset against reserves). FY2020 net debt derived from disclosed gearing of 44.1% × total assets. Net debt figure flatters leverage because EUR 47.4m of receivables were factored at the FY2021 balance sheet date, and it excludes EUR 68.2m of pension provisions [BAnz FY21].

Cash flow: notes and sources

Source: [BAnz FY21] §2.3.2 and §2.5. Planned investment programme of EUR 143m through 30 Sep 2024 (as of the 2021 plan); new programme of >EUR 100m announced Sep 2026 [PR-Viability].

Ratios (analyst-derived)

Caveat: receivable days and CCC are artificially compressed by year-end factoring.

Commentary on trends, inflections and drivers

FY2020 (crisis trough). The group posted a pre-tax loss of EUR 18.9m and a net loss of EUR 17.6m, of which roughly EUR 14.5m stemmed from closing the loss-making commodity zinc oxide business (tyres, rubber, feed) at Grillo Zinkoxid GmbH, including EUR 7.9m of impairments on plant and spare parts. Covid-19 cost an internally estimated EUR 4.3m at AG level. Operating cash flow was negative (EUR -9.3m) and liquidity was critically thin — first-degree liquidity of 2.2% at group level and 0.1% at the AG [BAnz FY21].

FY2021 (stabilisation). Revenue rose 13.6% to EUR 708.5m, gross profit rose EUR 19.8m (including EUR 3.2m property-sale gains), and the group returned to a marginally positive net result (EUR 0.07m) versus a plan of EUR -5.2m. However, interest expense jumped to EUR 12.6m following the restructuring of the financing, and the AG standalone still lost EUR 8.0m due to write-downs on its zinc oxide subsidiary. Operating cash flow recovered strongly to EUR 47.5m, helped by working-capital management and expanded factoring (EUR 48.2m of receivables sold). Equity rose to EUR 25.7m, aided by a EUR 5m capital increase that was a condition of the syndicated loan [BAnz FY21].

FY2022–FY2023 (price-driven peak). Revenue reached ~EUR 862m in FY2022 (and ~EUR 860m is reported for FY2023), roughly 38% above FY2020. Given the timing — record LME zinc prices in early 2022 and the European energy crisis — this growth was overwhelmingly price-driven. Profitability for these years is not publicly disclosed in the sources reviewed, but the company's own September 2026 statement that the economic environment and specific challenges for energy-intensive companies placed significant strain on the group "in recent years" indicates that earnings did not keep pace with revenue [PR-Viability].

FY2024–FY2025 (shock and transformation). The September 2024 fire destroyed the zinc sulphate plant and knocked out the old spent-acid and SO2 lines at Duisburg, forcing force majeure declarations; a second force majeure on sulphuric acid deliveries was declared on 31 March 2025 before regular operations resumed later in 2025 [PR-Fire]. The holding refinancing deadline of 28 June 2024 under the 2021 financing concept coincided with the CFO transition and the carve-out into subsidiaries. The Executive Board decided in 2025 on a comprehensive realignment, culminating in the 2026 divestitures and refinancing.

Key inflection to watch: From FY2026/27 onward, consolidated revenue will drop sharply as RHEINZINK (EUR 290m in FY2021, ~41% of group revenue) and Metra are deconsolidated; the residual group could plausibly be in the EUR 400–500m range at mid-cycle zinc prices, but no official pro-forma figure has been disclosed — this is an analyst inference, not a reported number.

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Financial Detail

Business Units

UnitStatusContentsManagement (per company notices)

GRILLO-Werke AG

Parent / management holding

Corporate affairs, real estate, finance, HR, strategy, sustainability, purchasing

CEO Ulrich Grillo; CRO/CFO Pascal Hagemann

GRILLO Chemicals GmbH

100% subsidiary (since 1 Jul 2024)

Sulphur chemistry, Duisburg and Frankfurt-Höchst

Dr. Tilo Horstmann, Dr. Lothar Konrad

GRILLO Zinc Metals GmbH

100% subsidiary (since 1 Jul 2024)

Zinc wire, anodes, ZAMAK, strip/foil, KKS-Beton

Raphael Jantze, Alexander Krenczik, Christian Lücke

GRILLO Zinc Powder GmbH

100% subsidiary (renamed from Grillo Zinkoxid GmbH, 1 Jul 2024)

Zinc powder, zinc oxide (Goslar); Uviva brand

Dr. Tilo Horstmann and a second managing director (name truncated in source)

CHEMAD GmbH

Subsidiary (Chemicals area)

Laboratory/analytical services (expanded via acquisition of part of AMCO GmbH in FY2020/21)

Reports to CEO

ASB Informationstechnik GmbH

Subsidiary

IT services

Reports to CFO

Grillo Immobilienverwaltung GmbH & Co. KG

Associated/real-estate vehicle

Property

—

Grillo US Corp.

Subsidiary (USA)

US sales of metal products

—

Zinacor S.A.

Subsidiary (Belgium)

Zinc products (Metal area); current status after 2026 transformation not publicly disclosed

—

RHEINZINK GmbH & Co. KG (+ ZH Zink Halbzeug GmbH, smartzink GmbH & Co. KG, international sales companies)

20% associate since 28 Aug 2026 (previously 100%)

Titanium zinc for building envelope

Pascal Hagemann served as RHEINZINK managing director from 2023 (LinkedIn)

Metra Non-Ferrous Metals Ltd. (UK)

Divested end-April 2026

Distribution of zinc, copper, stainless steel for roofing/cladding

—

Revenue by Segment

MetricFY2020FY2021FY2022FY2023

Grillo-Werke AG – Metal division revenue (EUR Mn)

180.7205.9——

Grillo-Werke AG – Chemicals division revenue (EUR Mn)

121.5137.9——

Grillo-Werke AG – Central functions revenue (EUR Mn)

1.31.5——

Grillo-Werke AG – total revenue (EUR Mn)

303.6345.4——

RHEINZINK GmbH & Co. KG revenue (EUR Mn)

249.7290.0——

Grillo Zinkoxid GmbH revenue (EUR Mn)

42.932.3——

Other incl. consolidation (EUR Mn)

27.340.9——

Grillo Group consolidated revenue (EUR Mn)

623.5708.5862.3860

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Revenue by Segment (FY2020–FY2021)

MetricFY2020FY2021

Metal activity revenue incl. RHEINZINK and zinc oxide (EUR Mn)

456.9536.2

Chemicals activity revenue (EUR Mn)

164.2171.0

Central activity revenue (EUR Mn)

2.41.3

Total (EUR Mn)

623.5708.5

Business Units (Annual)

UnitYoY growth FY2021 (%)Share of group revenue FY2021 (%, pre-consolidation basis)

AG Metal

13.929.1

AG Chemicals

13.519.5

RHEINZINK

16.140.9

Grillo Zinkoxid

-24.84.6

Group consolidated

13.6100

Income Statement and Per-Share Data

MetricFY2020FY2021FY2022FY2023

Revenue (EUR Mn)

623.5708.5862.3860

Gross profit "Rohertrag" (EUR Mn)

199.4219.1——

Cost of materials (EUR Mn)

434.8497.8——

Personnel expense (EUR Mn)

97.795.8——

Depreciation & amortisation incl. impairments (EUR Mn)

26.520.0——

Other operating expenses (EUR Mn)

86.090.1——

EBIT, analyst-derived (EUR Mn)

-10.813.3——

EBITDA, analyst-derived (EUR Mn)

15.733.3——

Interest expense (EUR Mn)

9.912.6——

Pre-tax income (EUR Mn)

-18.91.4——

Net income (EUR Mn)

-17.60.1——

Grillo-Werke AG standalone net income (EUR Mn)

-10.8-8.0——

EPS basic, analyst-derived (EUR per share)

-35.130.14——

EPS diluted (EUR per share)

-35.130.14——

Dividend per share (EUR)

00——

Margin Analysis (%)

MetricFY2020FY2021FY2022FY2023

Revenue growth YoY (%)

—13.621.7-0.3

Gross margin (%)

32.030.9——

EBIT margin (%)

-1.71.9——

EBITDA margin (%)

2.54.7——

Pre-tax margin (%)

-3.00.2——

Net margin (%)

-2.80.0——

Balance Sheet and Margin Analysis (%)

MetricFY2020FY2021

Total assets (EUR Mn)

341.9333.8

Fixed assets (EUR Mn)

148.2150.7

Intangible assets (EUR Mn)

2.11.3

Goodwill (EUR Mn)

00

Inventories (EUR Mn)

99.695.0

Trade receivables (EUR Mn)

43.528.3

Cash & equivalents (EUR Mn)

4.16.5

Liabilities to banks (EUR Mn)

154.9135.1

Pension provisions (EUR Mn)

62.168.2

Trade payables (EUR Mn)

26.930.3

Net debt, company definition (EUR Mn)

150.8128.6

Factoring used at year-end (EUR Mn)

28.547.4

Equity (EUR Mn)

20.225.7

Equity ratio (%)

5.97.7

Grillo-Werke AG working capital (EUR Mn)

72.991.5

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Cash Flow

MetricFY2020FY2021

Operating cash flow (EUR Mn)

-9.347.5

Capex – PP&E and intangibles (EUR Mn)

22.926.6

Free cash flow, analyst-derived (EUR Mn)

-32.220.9

Dividends paid (EUR Mn)

00

Share buybacks (EUR Mn)

00

Cash capital increase received (EUR Mn)

05.0

Returns & Leverage Ratios (%) and Financial Ratios (x)

MetricFY2020FY2021

ROE on year-end equity (%)

-87.00.3

ROA (%)

-5.10.0

ROIC, approx. EBIT after 30% tax / (equity + net debt) (%)

-4.46.1

Current ratio, company "liquidity grade 3" (%)

94.3237.9

Bank debt / equity (x)

7.675.26

Net debt / EBITDA (x)

9.63.9

Interest coverage EBIT / interest expense (x)

-1.091.06

Asset turnover (x)

1.822.12

Inventory days on material cost (days)

8470

Receivable days (days)

2515

Payable days on material cost (days)

2322

Cash conversion cycle (days)

8662

Revenue by Region and Revenue by Region (%)

MetricFY2020FY2021

Group revenue Germany (EUR Mn)

387.1443.5

Group revenue abroad (EUR Mn)

236.4265.1

Group export share (%)

37.937.4

Grillo-Werke AG revenue Germany (EUR Mn)

148.1175.4

Grillo-Werke AG revenue abroad (EUR Mn)

155.4170.0

Grillo-Werke AG export share (%)

51.249.2

Region Overview

RegionGrowth FY2021 vs FY2020 (%)

Group – Germany

14.6

Group – abroad

12.1

AG – Germany

18.4

AG – abroad

9.4

Capital Markets

ItemStatus

Share price performance (1/3/5-year)

Not applicable — shares not listed

Valuation multiples (P/E, EV/EBITDA, EV/Sales, P/B)

Not applicable — no market price. No transaction valuation disclosed for RHEINZINK or Metra

Analyst consensus

None (no coverage)

Dividend policy

No dividend in FY2020 or FY2021; balance-sheet loss carried forward; distribution restrictions (EUR 5.96m blocked amount at AG in FY2021); historically lender conditions required retention of earnings

Capital increases

EUR 5.0m cash capital increase (EGM 24 Mar 2021)

Credit ratings (Moody's/S&P/Fitch)

None — not rated

Debt instruments

Schuldschein (promissory note loans): EUR 51.5m tranches originally due 2021/2023 extended to 28 Jun 2024; repaid in 2026 by new investor via subordinated financing. Syndicated bank facilities (EUR 187m total commitment under 2021 concept, incl. ~EUR 50m OPAL project finance backed by federal/NRW/Hesse guarantees). Factoring programmes. Sale-and-lease-back transactions

Debt maturity profile

Not publicly disclosed; 2026 refinancing intended to secure financing for 3–5 years (i.e., roughly 2029–2031 horizon)

Share Count (thousand) and Capital Markets Data

MetricFY2020FY2021

Dividend per share (EUR)

00

Shares outstanding year-end (thousand)

500.0533.8

Subscribed capital (EUR Mn)

30.032.0

Analyst Conclusions

Management guidance

No numerical guidance is published. Management's stated outlook is that the three-pillar transformation (investment, portfolio streamlining, refinancing) forms the foundation of long-term sustainability, with financial backing secured for the next three to five years [PR-Viability].

Consensus expectations

None — no analyst coverage exists.

Bull case

  1. De-risked balance sheet and focus: with Schuldschein lenders repaid, a bank syndicate in place and RHEINZINK's working-capital-heavy building business sold, the residual group can direct >EUR 100m of investment to its highest-value assets in Duisburg, Frankfurt and Goslar [PR-Viability].

  2. Upgraded chemicals asset base: the modern incinerator/SO2 plant (OPAL) and energy-positive Frankfurt sulphur line could deliver better uptime and margins than the pre-fire legacy plants, once stabilised [PR-Fire; BAnz FY21].

  3. Optionality in zinc batteries and mineral sunscreens: battery-grade powder and Uviva zinc oxides are high-specification niches where a credible European supplier could win share if zinc-based storage scales [Web-News; Web-Group].

Bear case

  1. Structural German energy cost disadvantage remains unaddressed by portfolio moves; management itself cites it as the core strain [PR-Viability].

  2. Leverage and costly capital: subordinated financing on top of a historically thin equity base (7.7% equity ratio in FY2021) and EUR 68m pension provisions limits resilience to another shock [BAnz FY21].

  3. Shrinking scale and lost product lines: loss of the zinc sulphate line, ZAMAK capacity pooled with Glencore, and deconsolidation of ~41% of FY2021 revenue (RHEINZINK) reduce diversification and could erode fixed-cost absorption at Duisburg.

Catalysts and monitorables (next 12 months)

MonitorableWhy it matters
Filing of FY2024/25 and FY2025/26 accountsFirst view of post-fire profitability, restructuring charges and divestiture gains/losses
Identity and terms of the new subordinated investorCost of capital, control rights, potential future equity conversion
Uptime of new Duisburg SO2/incinerator plantsRecovery of chemicals revenue and customer trust
Deployment of the >EUR 100m investment programmeExecution risk and funding draw
Status of Zinacor (Belgium) and Grillo US Corp.Possible further portfolio streamlining
Groundwater remediation capex and provisionsPotential cash outflows and permit conditions
Zinc battery project milestones (ZACK, commercial contracts)Validates growth thesis for Zinc Powder
Supervisory Board compositionClarify unannounced changes in 2026
LME zinc and EU energy pricesPrimary P&L drivers
RHEINZINK performance under RobusValue of the 20% stake and any put/call arrangements (not disclosed)

Analyst verdict

Grillo-Werke AG is a historically significant but financially fragile family industrial group that has, in 2026, executed the most consequential restructuring of its modern history. The evidence from the last full statutory accounts is sobering: a group generating EUR 700m+ of revenue earned essentially nothing at the bottom line in FY2021, carried an equity ratio below 8%, depended on factoring to manage reported net debt, and operated under lender-imposed restructuring with an explicit going-concern risk disclosure. Revenue subsequently rose to roughly EUR 860m on commodity prices, but management's own words confirm that the energy-intensive model was under heavy strain, and the 2024 Duisburg fire removed three product lines at a single stroke.

The 2026 response is coherent. Selling Metra and 80% of RHEINZINK monetises non-core and capital-intensive building-products assets while preserving 20% upside; the holding refinancing removes the promissory-note overhang and provides a three-to-five-year runway; and the >EUR 100m investment plan targets the assets with the clearest technical moats — the modernised sulphur chemistry chain, the energy-positive Frankfurt sulphur line, and GMP/battery-grade zinc materials in Goslar.

What the transformation does not change is the fundamental cost position of energy-intensive chemistry in Germany, nor the group's limited scale against integrated competitors. The new Grillo will be smaller, more focused and more dependent on niche specialties and on a successful zinc-battery thesis whose commercial timing is uncertain. Transparency is also low: no post-FY2021 profitability data was retrievable, the terms of the RHEINZINK sale and the subordinated financing are undisclosed, and board changes have occurred without public explanation.

Verdict: a credible turnaround-in-progress with improved near-term liquidity but unproven earnings power. Counterparties (customers, suppliers, lenders) should treat Grillo as a stabilised but still elevated-risk credit until audited FY2025/26 results demonstrate positive free cash flow from the reshaped core.

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Executive Leadership

Executive Leadership Team

NameTitleTenurePrior rolesEducationAge

Ulrich Grillo

CEO (Vorstandsvorsitzender); responsible for Chemicals, Uviva, Zinc Powder, Corporate Affairs, Real Estate, Marketing, Environment, Sustainability, HR, Strategy, CHEMAD

Board since Aug 2001; CEO since 2004

Arthur Andersen (1987); A.T. Kearney (1989); Rheinmetall Group 1993–2001, latterly Deputy CEO of Rheinmetall DeTec AG; President WVM 2006–2012; President BDI 2013–2016

Banking apprenticeship at Deutsche Bank; business administration, University of Münster

67 (born 2 Sep 1959)

Pascal Hagemann

CRO/CFO; responsible for RHEINZINK (until sale), Zinc Metals, Purchasing, Finance, Controlling, Restructuring, ASB

Joined group 2021; CFO since 1 Jul 2024; RHEINZINK managing director from 2023

~8 years audit and restructuring consulting; 2 years CFO of an automotive supplier

——

“—” = not publicly disclosed.

Board of Directors

NameRoleBackground

Bianca Spelleken

Chairwoman; employee representative

Employee representative

Dr. Peter Müller-Peddinghaus

Deputy Chairman

Lawyer and notary

Dr. Georg Geier

Member

Managing Director (elected Jan 2025, initially Deputy Chair)

Stefan Rübner

Member; employee representative

Employee representative

Tobias Hoffmann-Becking

Member

Managing Director (elected AGM 16 Apr 2026)

Major Shareholders

HolderStakeSource

Grillo-Werke Holding GmbH, Duisburg (family holding)

50% (direct majority)

[BAnz FY21]

Ulrich Grillo Beteiligungsgesellschaft mbH

~10% (acquired for EUR 5.7m, partly debt-financed)

Wikipedia (Ulrich Grillo)

Other Grillo family members / branches

Remainder

[Web-Group] states 100% family-owned

Institutional investors

None (unlisted)

—

New refinancing investor (2026)

Provides subordinated financing at holding level; identity and any equity-like features not publicly disclosed

[PR-Viability]

Competitive Landscape

Competitors by Segment

Grillo businessDirect competitors (named)Relative positioning of Grillo

Sulphuric acid / oleum / SO2 / spent-acid regeneration (Germany/EU)

By-product acid from smelters such as Aurubis and Boliden; Nyrstar; large integrated chemical producers (e.g., BASF) for captive needs

Niche merchant producer with regeneration capability; Aurubis is also a partner ("Closing the Loop")

Sulphites (sodium bisulphite/metabisulphite)

Esseco Group; BASF

Regional supplier

DME propellant

Nouryon (DME brand Demeon)

One of few EU producers; differentiates via REDcert² green DME

Dimethyl sulphate

—

Frankfurt-Höchst producer; green DMS ECO

Zinc powder & zinc oxide

EverZinc (Belgium, formerly Umicore Zinc Chemicals); BASF (sunscreen ZnO)

Strong in battery-grade powder and GMP pharma ZnO; exited commodity ZnO

ZAMAK die-casting alloys

Glencore (now partner); Nyrstar; Boliden

Converted from competitor to partner with Glencore

Thermal-spray wire / anodes

—

Claims industry leadership in corrosion-protection products

Titanium zinc (RHEINZINK, now 20%)

VMZINC (VM Building Solutions); Elzinc; NedZink

RHEINZINK described as global market leader

UK hard-metal distribution (Metra, divested)

UK roofing metal distributors

Exited

Peer Comparison FY2023

CompanyRevenue (EUR Mn, latest)Revenue growth (%)EBITDA margin (%)Ownership

Grillo-Werke AG (Group)

860 (FY2023, website)

-0.3 (FY2023)

4.7 (FY2021, derived)

Family, unlisted

Company Snapshot

$929.7M

Revenue

1,400

Employees

1842

Founded

Duisburg, Germany

Headquarters

SWOT Analysis

Strengths

  • Longevity and brand heritage: continuous operation since 1842; fifth-generation family management [Web-Group].
  • Energy-positive sulphur line: Frankfurt site produces more energy than it consumes, which benefited the group in the FY2021 energy-price rise [BAnz FY21].
  • Record asset utilisation in core chemicals: sulphur combustion at Frankfurt up 7.5% to an all-time high in FY2021 [BAnz FY21].
  • Modernised Duisburg assets: new incinerator and SO2 plant (OPAL, ~EUR 50m project finance) unaffected by the 2024 fire [PR-Fire; BAnz FY21].
  • Regulated specialty qualifications: GMP certificate for pharma ZnO (renewed June 2021), REDcert² for DMS/DME (third consecutive certification), TfS audit score of 94% in chemicals [BAnz FY21; Web-News].
  • Restored financial runway: new investor and bank syndicate provide financing for 3–5 years; >EUR 100m investment budget [PR-Viability].
  • Retained RHEINZINK upside: 20% stake in a global market leader [PR-Rheinzink].

Weaknesses

  • Very low equity: group equity ratio 7.7% (FY2021) and accumulated balance-sheet loss of EUR 20.8m [BAnz FY21].
  • High leverage and interest burden: net debt/EBITDA ~3.9x and EBIT interest coverage ~1.1x in FY2021 (derived); reliance on factoring of EUR 48.2m [BAnz FY21].
  • Thin margins: EBITDA margin ~4.7% and net margin ~0% in FY2021 (derived).
  • Large pension burden: EUR 68.2m of pension provisions vs EUR 25.7m equity [BAnz FY21].
  • Single-site operational risk: the Sep 2024 fire disabled three product lines at once [PR-Fire].
  • Limited transparency: no published FY2024–FY2025 results found; no guidance.
  • Repeated plant instability: new plants ran at partial load with unexpected technical failures in early 2025 [PR-Fire].

Opportunities

  • Zinc battery commercialisation: active roles in ZACK, B@TS, zinc-air projects and global zinc battery workshops [Web-News].
  • Infrastructure renewal & offshore wind corrosion protection: DURALINK participation; bridge corrosion protection offering [Web-News].
  • Green chemicals premium: biomass-balanced DMS ECO and GRILLO-one Green [Web-News].
  • Sun care mineral filters: new Uviva brand for zinc oxide sunscreens [Web-Group].
  • Circular economy: spent-acid regeneration and "Closing the Loop" with Aurubis; low-carbon zinc / ECO ZAMAK [Web-News].
  • Asset-light ZAMAK model via Glencore partnership reducing fixed costs [Web-News].
  • Focused portfolio may improve capital allocation now that RHEINZINK's capital needs sit with Robus [PR-Rheinzink].

Threats

  • German energy costs — cited by management as a significant strain on energy-intensive businesses [PR-Viability].
  • Raw material volatility: sulphur price more than doubled during FY2021 [BAnz FY21]; zinc price volatility.
  • Environmental liabilities: groundwater contamination at Duisburg (monitoring since 2009; major hydraulic clean-up planned) and Goslar soil remediation (EUR 1.8m provision) [BAnz FY21; Web-News].
  • Customer attrition after two force majeure episodes (Sep 2024, Mar 2025) [PR-Fire].
  • EU chemical industry contraction reducing domestic acid demand (general industry trend; not quantified here).
  • Covenant / financing risk recurrence: the FY2021 report described termination of financing as a going-concern risk [BAnz FY21]; subordinated financing is typically expensive.
  • Battery technology risk: zinc chemistries compete against entrenched lithium-ion and fast-scaling sodium-ion.

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Key Developments

DateEventSignificance
10/11 Sep 2024 (context)Major fire at zinc sulphate plant, Duisburg; force majeureTriggered loss of three product lines and multi-month supply disruption
Nov 2024 (context)ImproBed presented at EuroTier 2024Ag-chem product marketing
22 Jan 2025 (context)Supervisory Board reshuffle (Weber out; Hanagarth chair)Governance change during crisis
31 Jan 2025 (context)Partial commissioning of new incinerator and SO2 plantStart of chemicals recovery
Early 2025EcoVadis bronze for Zinc Metals and Zinc PowderCustomer ESG qualification
31 Mar 2025Force majeure declared for deliveries from sulphuric acid productionSecond disruption; operational instability of new plants
Apr 2025Groundwater pumping tests at Willy-Brandt-RingEnvironmental liability management
2025GRILLO Chemicals returns to regular operations; force majeure endedRestoration of chemicals revenue
2025Decision not to rebuild zinc sulphate plantPermanent product-line exit
2025Information on extensive groundwater clean-up plans around Duisburg siteLong-term capex/remediation commitment
Jul 2025Glencore–GRILLO ZAMAK cooperation beginsCapacity pooling in die-casting alloys
2025RIGK climate certificates for commercial products (2024 cycle)Minor ESG
17–19 Sep 2025Main sponsor of IZABW, KyotoBattery market development
2025Premier sponsor NAATBatt Sodium-Zinc Battery Workshop 2025Battery market development
2025Technical article on thermal-sprayed zinc coatings in steel constructionCorrosion marketing
Late 2025Final force majeure lifted after completion of all repairs and reconstructionChemicals fully restored
Jan 2026Combined Glencore/GRILLO ZAMAK product available (per factsheet)Operational milestone
Mar 2026Ulrich Grillo joins Government Commission on German Corporate Governance CodeCEO external profile
Early 2026Video interview on zinc materials for new battery applicationsMarketing
2026GRILLO at 2nd Zinc Battery Workshop, West Virginia UniversityBattery market development
16 Apr 2026AGM; Wentzler leaves, Hoffmann-Becking joins Supervisory BoardGovernance
End Apr 2026Metra sold to HypaxPortfolio streamlining, UK exit
2026Continuation of groundwater investigations with extended long-term pumping testsEnvironmental
Jul 2026ZACK zinc-ion battery project startsR&D
28 Aug 2026Robus Capital acquires 80% of RHEINZINKLargest portfolio move; deconsolidation of ~41% of FY2021 revenue base
3 Sep 2026Long-term viability announcement: >EUR 100m investment, refinancing with new subordinated investorRemoves near-term refinancing risk
Between Apr and Oct 2026Supervisory Board chair passes to Bianca Spelleken (per website; no announcement found)–

Product Offering

  • GRILLO-WERKE AG
    • Zinc Chemicals

Financial Performance

Explore key financial metrics, segmented revenue, balance sheet health, and performance trends.

Revenue

5 charts
Income Statement: Revenue & Gross Profit: Revenue rose from EUR 623.5 Mn in FY2020 to EUR 860 Mn in FY2023.
GRILLO-WERKE AG — Income Statement: Revenue & Gross Profit
Series (EUR Mn)FY2020FY2021FY2022FY2023
Revenue623.5708.5862.3860
Gross profit "Rohertrag"199.4219.1——
Cost of materials434.8497.8——

Unlock Company Financials

Unlock this company profile to view its financial data.

View Subscription Plans

Unlock Company Contacts

Connect with Key Decision-Makers

Access verified employee contacts and decision-maker information from this company to support your sales, lead generation, and business development efforts.