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.

The August Kesseler winery, based in Assmannshausen, is a member of the VDP. The winery owns a total of almost 33 hectares of vineyards in the best locations in the Rheingau. The vines are 60% Riesling and 40% Pinot Noir. The wines are regularly honoured with top ratings from the trade press.

GRÜNPERGA produces the finest speciality papers. They are made from renewable raw materials, are harmless in contact with food, recyclable and compostable. You too have already handled paper from GRÜNPERGA.

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.

We produce, distribute and network. This is what over 1,700 Süwag employees give their energy to - day after day. We are regionally organised and represented in Hesse, Rhineland-Palatinate, Baden-Württemberg and Bavaria with a total of eleven locations.

For 18 years, BETTER DAY has been one of Europe's leading agencies specialising in live communication, personal promotions, creative & merchandise and realising projects for international corporations in the mobility, entertainment, consumer electronics, fashion and lifestyle sectors.

With around 300 employees, Roland Mills United is a modern family business and one of the leading producers of ground cereal products in Europe. From Bremen, Recklinghausen, Bad Langensalza and Münster, we supply our customers in the baking industry, the baking trade and the food retail trade on a daily basis.

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.

The family business Ludwig Weinrich from Herford is a premium manufacturer of organic and Fairtrade chocolate. Responsibility towards people and nature is an important benchmark for the company's daily work. Traditional values are harmonised with the demands of today's world.

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.

IMD Labor Oderland offers modern laboratory diagnostics and microbiology and provides hospital and practice hygiene services as well as consulting and management services for players in the healthcare sector. It has received several awards for its modern, strongly customer- and quality-orientated approach.

The RhönSprudel Group is one of the top 10 mineral springs in Germany and offers mineral waters and soft drinks of the highest quality. The family-orientated company management is the driving force behind successful product innovations, coupled with a prudent and resource-conserving approach.

ERCO Lichtfabrik, based in Lüdenscheid, Germany, is a leading specialist in architectural lighting with LED technology. ERCO sees light as the 4th dimension of architecture - and supports planners in realising their projects with high-precision, efficient lighting solutions in areas such as work and culture, community and public/outdoor.