Founded in 1976 by Fritz-Jörg Gläser, family-owned Gläser GmbH designs, manufactures and tests hydraulic control blocks while developing its CleanTec business around technical cleanliness. Based in Horb am Neckar and now led by the second generation, the company combines its own particle-extraction machines with accredited laboratories in Germany, the United States, Mexico and China. Gläser reports more than 100,000 residual-contamination analyses and over 1,000 installed test machines worldwide.
ISO/IEC 17025
ISO 14644 Class 7 Cleanroom
Compliance program
VDA 19.1 / ISO 16232
Compliance program
VDA 19.2
Compliance program
ISO 9001
ISO17025
Quality certification
Gläser GmbHFounded by Fritz-Jörg Gläser in 1976, Gläser GmbH is a Swabian family-owned machine-building company in Horb am Neckar, now led by second-generation owner Claudia Gläser. The company is known for nearly five decades of work in hydraulics and technical cleanliness, serving industrial customers through its German headquarters and international laboratory network.TWINSBURG, OH
MK Versuchsanlagen GmbH & Co. KGFounded in 1988, family-run MK Versuchsanlagen develops and manufactures custom metal-free laboratory and cleanroom systems alongside automated testing equipment for isolators and filling lines. Based in Mücke-Merlau, the company employs more than 200 people and builds its solutions in Germany for customers in life science, pharmaceuticals, semiconductor and optical research. Its distinctive expertise spans contamination-sensitive trace analysis and its own software and hardware for Industry 4.0 automation.NEW YORK, NY
Valutek IncSince 1988, Valutek Inc. has supplied contamination-control products for cleanrooms and other controlled environments, serving life-science, advanced-materials, and research organizations. Based in Phoenix with distribution centers on both U.S. coasts and an office in Malaysia, the company stands out for its three cleanliness-classified product families and its ability to customize dry or pre-saturated wipers for specific applications. Valutek says it has serviced more than 25,000 cleanrooms and publishes long-term testing data for critical products.ALBANY, NY
TeknekFounded in 1984 around the idea of zero contamination, Scotland-based Teknek makes contact-cleaning equipment that removes particles from boards, sheets and moving webs in demanding industrial processes. Its Glasgow headquarters combines an in-house contact-cleaning laboratory, an 800-square-metre clean room and dedicated elastomer-compounding and R&D facilities. Now an ITW company, Teknek manufactures under the OECD Sustainable Manufacturing Framework and holds ISO 9000:2015 quality-management certification.HATFIELD, PA