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21.08.2026 - Mainz - Company-News

Number 1 Most Trusted Brand again in Milestone Birthday Year

The umbrella brand Frosch of the Mainz family company  Werner & Mertz has consistently placed first in the Trusted Brands Study for decades. For the 25th time in a row, consumers surveyed this year expressed their deep trust in the brand in the category household cleaner.

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15.06.2026 - Mainz - Company-News

40 years on the way to petroleum independence!

The Frosch brand of Mainz is celebrating its 40th birthday in 2026. Today the strategy of the trusted brand is more relevant than ever. From the beginning, Frosch has been on the way to independence from petroleum.

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01.06.2026 - Mainz - Company-News

Werner & Mertz rejects proposed plastic tax

The German government’s latest cabinet decision aims to raise additional revenue of 1.4 billion EUR per year for the consolidation of the federal budget. The issue is the planned “plastic tax”. However, no distinction would be made between plastic packaging made from virgin material and packaging made from recycled used plastic. That means even more uncertainty for the already struggling recycling industry in Germany. Consequently, Werner & Mertz decisively rejects the planned plastic tax as a purely fiscal instrument.

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23.04.2026 - Mainz - Company-News

On the political agenda at last: The circular economy delivers energy sovereignty and security!

A Mainz company shows that recyclable products are not only ecologically reasonable, but also more relevant than ever to economic policy and national security. With its sustainable approach, the eco pioneer Werner & Mertz provides a positive example in ZDF heute Nachrichten – and focuses on the issue with its own event featuring leading experts on security policy and energy sovereignty.

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22.04.2026 - Mainz - Company-News

Werner & Mertz supports the Tafeln in Germany

Werner & Mertz of Mainz is donating 400 pallets of cleaning products, laundry detergents, shower gels and shoe care products to Tafel Deutschland e.V., the parent organization of the Tafels.The Tafel organization, with more than 970 locations and 77,000 volunteers, is one of the biggest socio-ecological movements in Germany. For several years Werner & Mertz has supported the work of the Tafels with its regular donations of products.

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21.04.2026 - Mainz - Tana-Chemie

Dialog with lasting effect: Werner & Mertz Professional at Interclean 2026

Interclean, the world’s largest trade show for the international professional cleaning industry, took place in the exhibition center RAI Amsterdam from 14 to 17 April 2026. Once again the entire sector came together to discuss current topics, trends, solutions and concepts. Every day at the Werner & Mertz Professional booth, it was apparent that everyone had the circular economy in mind.

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27.03.2026 - Mainz - Tana-Chemie

World-leading: Werner & Mertz Professional is the first cleaning products manufacturer to achieve Cradle to Cradle Certified® Full Scope Gold (Standard 4.0)

Record: Werner & Mertz Professional is the first cleaning products manufacturer in the world to have its products certified to the demanding Cradle to Cradle Certified® Standard 4.0 with Full Scope Gold. MANUDISH essential, MANUDISH original and MANUDISH zero% meet the highest requirements for Material Health, Product Circularity, Climate and Resource Protection, and Social Responsibility.

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