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Worldwide accredited test laboratories
for Technical Cleanliness

Gläser GmbH, with its headquarters in Germany, is strongly represented internationally with its three subsidiaries Gläser (Nanjing) Co., Ltd. in Nanjing (China), Glaeser, Inc. in Twinsburg (USA) and Glaeser Mexico S. de R.L. de C.V. in Querétaro (Mexico). All companies have an independent consultancy and trading office, as well as test laboratory for Technical Cleanliness with extraction systems produced by Gläser in Germany. At the end of August 2017, the test laboratory in the USA and at the beginning of 2021, the laboratory in China was accredited to ISO/IEC 17025:2005.

In addition, international networking is strengthened by qualified and trained partners in Brazil, Spain, France, Italy, India, Poland and other countries. You'll find all trade partners here

With Gläser's own test laboratories, accredited worldwide, and its distributors, Gläser can guarantee the same performance standard in Technical Cleanliness all over the world and respond flexibly to the requirements of international major account customers.


Glaeser, Inc.
9263 Ravenna Road
Suite A-1
Twinsburg OH 44087 USA

Glaeser (Nanjing) Co., Ltd.
No.3 Jinma Road
Maqun Science Park, Qixia District
210049 Nanjing P.R. China

Glaeser Mexico S. de R.L. de C.V.
Advance Conín BP,
Módulo 12
Lateral Norte de la Autopista 57, México – Querétaro, km. 201+100
El Marqués, Querétaro, C.P. 76240