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Management systems certifications

The GG-CERT certification body certifies the conformity of quality and energy management systems of companies based on the requirements stipulated in DIN EN ISO 9001 and DIN EN ISO 50001. It is approved by Germany's National Accreditation Body (Deutschen Akkreditierungsstelle - DAkkS) for the certification in the following fields:

  • Mining and quarrying
  • Food, beverage and tobacco processing – limited to: Production of mineral additives for the food and feed industry
  • Manufacture of glass, ceramics, processing of stone and earth
  • Manufacture of cement, lime and gypsum and products made from cement, lime and gypsum
  • Recycling (GG-CERT uses this term to describe the recovery and re-use of building products.)
  • Construction
  • Natural stone, pre-mixed dry mortar, lime and building materials trades
  • Research and development, architectural and engineering firms


Quality management
Energy management
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Building products /
inspection and certification

GG-CERT is an accredited body (Germany´s National Accreditation Body DAkkS) and performs for its members and customers the inspection and certification of building products in accordance with the respective legislation. Furthermore, we offer voluntary certification systems for building products.

voluntary product certification
notified body (0785)
recognized by DIBt as national inspection and certification body (ÜG 040)


GG CERT in Europe

GG Cert europaweit

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GG-CERT certifies manufacturers of building products in Germany, United Kingdom, Netherlands, Belgium, France, Italy, Switzerland, Austria, Poland and Bosnia-Hercegowina


IKM Köln  IKM Institut für Kalk- und Mörtelforschung (Institute for Lime and Mortar Reseach) is a laboratory accredited in accordance with DIN EN/ISO 17025 for the testing of building products.