Overview

Werner & Mertz GmbH is a family-run chemical manufacturer headquartered in Mainz, Germany, founded in 1867 and estimated at 500-1,000 employees with revenue in the $250-500M band. It makes household and professional cleaning and care agents, including the Frosch and Erdal consumer brands, and serves automotive, appliance, medical, industrial equipment, and other industrial and commercial clients. In 2025 the company reported a new bottling line project, and its owner was honored with an EY Entrepreneur award.

At a glance

What Werner & Mertz GmbH makes

The company holds ISO 9001, ISO 14001 and ISO 50001 certifications and produces detergents, cleaning agents, skin care products and shoe care items.

Certifications

Werner & Mertz GmbH is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• ISO 14001 — ganzheitlich-nachhaltig.de

• ISO 50001 — ganzheitlich-nachhaltig.de

• ISO 9001 — ganzheitlich-nachhaltig.de

Latest developments

• 2026-10-22 — Roboter übernimmt Palettierung bei Werner & Mertz - packaging journal (packaging-journal.de)

• 2026-08-25 — Werner & Mertz in Top 3% of Germany’s most innovative ... (werner-mertz.de)

• 2026-04-16 — Hier entsteht was Großes! In unserem Zeitraffer‑Video ⏱️ seht ihr den Aufbau der neuen Beutellinie. Es ist eines der größten Produktionsprojekte der vergangenen Jahre bei Werner & Mertz, hochkomplex in Planung und … | Werner & Mertz GmbH (linkedin.com)

• 2025-11-07 — Werner & Mertz-Inhaber gleich doppelt ausgezeichnet! / Reinhard Schneider gewinnt EY Entrepreneu (firmenpresse.de)

• 2025-10-15 — Werner & Mertz vergibt Mediaetat an pilot Hamburg (ibusiness.de)

• 2025-09-23 — Nachhaltiger Standbodenbeutel gewinnt Deutschen Verpackungspreis 2025! (werner-mertz.de)

Facilities

Werner & Mertz GmbH is headquartered in Mainz, Rhineland-Palatinate. Public sources also reference these locations:

• Germany — werner-mertz.de

Company details

The company is privately held and family-owned, and its revenue figure is an estimated band rather than a reported value. Werner & Mertz GmbH was founded in 1867, has an estimated 500-1,000 employees, and is headquartered in Mainz, Rhineland-Palatinate. On the LightSource stability read it is rated "Established & active": 159 years in operation (founded 1867). Holds ISO 14001, ISO 50001, ISO 9001 certification(s) per public sources.

Frequently asked questions

What does Werner & Mertz GmbH do?

Werner & Mertz GmbH is a family-run chemical manufacturer headquartered in Mainz, Germany, founded in 1867 and estimated at 500-1,000 employees with revenue in the $250-500M band. It makes household and professional cleaning and care agents, including the Frosch and Erdal consumer brands, and serves automotive, appliance, medical, industrial equipment, and other industrial and commercial clients. In 2025 the company reported a new bottling line project, and its owner was honored with an EY Entrepreneur award.

Where is Werner & Mertz GmbH headquartered?

Werner & Mertz GmbH is headquartered in Mainz, Rhineland-Palatinate (96 Rheinallee, Mainz, Rhineland-Palatinate, 55120).

When was Werner & Mertz GmbH founded?

Werner & Mertz GmbH was founded in 1867.

How big is Werner & Mertz GmbH?

Werner & Mertz GmbH has an estimated 500-1,000 employees, with revenue in the $250-500M range (estimated).

What certifications does Werner & Mertz GmbH hold?

Werner & Mertz GmbH lists ISO 14001 · ISO 50001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.

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Last verified Nov 2026. Is this your company? Request a correction.