Successful customers of GUTcert
Our aim is to provide you with real added value with our audits. Here is a selection of our successfully certified customers.

DR.SCHNELL is a leading provider of sustainable cleaning agents and disinfectants and customised services for the professional sector. DR.SCHNELL pursues a holistic approach to hygiene solutions and promotes the material and environmentally friendly use of cleaning chemicals.

With over 800 employees, the ATR Group acts as an intermediary between the market and agriculture as a compound feed manufacturer, grain trader and supplier of fertilisers, crop protection products and seeds throughout northern Germany, Denmark and Poland, ensuring high product availability and efficient logistics.

Köster GmbH is the leading provider in the construction industry for customised buildings in the areas of working environment, living and infrastructure. Customer requirements are realised economically and safely, from planning to handing over the keys.

The production of injection-moulded plastic packaging has been our passion for over 55 years. As a leading manufacturer and medium-sized family business, Spies Packaging offers customised packaging solutions - whether in reliable series production or with flexible requirements.

Kassel-based astora GmbH is one of the largest natural gas storage operators in Europe and has many years of experience in the planning, construction and operation of natural gas storage facilities as well as in the marketing of storage capacities.

Globus Gummiwerke GmbH is one of the most important manufacturers of elastomer seals for the aerosol packaging industry, technical seals for the automotive industry and seals for other industrial applications. The company belongs to Callista Private Equity GmbH and employs around 200 people at its Ahrensbök site.

Kamps GmbH is the best-known bakery in Germany. The first bakery was opened in Düsseldorf's Friedrichstraße in 1982. There are now around 400 Kamps bakeries in Germany that offer fresh, artisan baked goods. In May 2015, the majority of the company was acquired by the French Groupe LE DUFF.

Jütro Tiefkühlkost is one of the leading German manufacturers in the frozen food industry, supplying food retailers throughout Germany and internationally with its products.

Märkisches Landbrot: Our bread has been coming out of the ovens in Berlin-Neukölln since 1930. We have been baking organically since 1981 and in Demeter quality since 1992. We are a traditional delivery bakery and prefer to source our grain from the surrounding region. We have been EMAS certified since 1994.

Aluminium Oxid Stade GmbH is a reworking company owned by DADCO Alumina & Chemicals. Production began in the Stade Bützfleth industrial estate at the end of 1973. Thanks to the state-of-the-art technology still used in Stade today, we produce high-purity aluminium oxide and hydroxide in dried or wet form. We are constantly improving our products and processes, also with the support of our partners.

ArcelorMittal Eisenhüttenstadt is an integrated steel mill and a member of ArcelorMittal. The company offers steel solutions that make a sustainable contribution to protecting the environment and is committed to demonstrably sustainable and transparent production methods.

Uniper is a leading international energy company with around 11,500 employees in more than 40 countries. With around 34 gigawatts of installed generation capacity, Uniper is one of the largest electricity producers in the world. Uniper's core activities are power generation in Europe and Russia and global energy trading.