Founded in Buchs, Switzerland, in 1986, ELPRO-BUCHS AG develops and manufactures environmental monitoring solutions for pharmaceutical and life-science supply chains. Its in-house hardware, software and GxP services track conditions from production through transport, while accredited calibration laboratories and ISO 9001-certified facilities support the documentation and compliance these industries require. ELPRO operates eight locations worldwide and four calibration laboratories.
ISO 9001
ISO 17025
GxP Compliance
Compliance program
FDA 21 CFR Part 11 Compliance
Compliance program
GAMP 5
Compliance program
RoHS Compliance
Compliance program
REACH Compliance
Compliance program
IATA Compliance
Compliance program
ISO 17025 Calibration
Compliance program
EcoVadis Bronze Medal 2025
GXP
Quality certification
EllabKnown for more than 75 years of applied life-science compliance experience, Ellab is a Denmark-headquartered company that manufactures validation equipment and supports regulated operations. Its global teams help pharmaceutical and biotech organizations maintain audit readiness through integrated compliance services and accredited calibration facilities.ALBANY, NY
Lighthouse Worldwide SolutionsFounded in 1982 by Dr. Tae Yun Kim, Lighthouse Worldwide Solutions grew from a Silicon Valley startup into an international manufacturer known for contamination monitoring in controlled environments. Its White City operation makes equipment used by sensitive industries such as semiconductor and pharmaceutical manufacturing, while the company’s Fremont facility supports research and development. Lighthouse holds ISO 9001:2015 registration at six global locations.KING OF PRUSSIA, PA
KayeKaye makes thermal validation systems and environmental-monitoring equipment for life-science operations, including systems used to validate critical processes such as sterilization. Its LabWatch IoT platform continuously monitors and records critical GxP data, while its validation equipment supports regulated pharmaceutical and biotechnology workflows. Kaye’s calibration facilities span the Americas, Europe, and Asia, with laboratory accreditations including ISO/IEC 17025.ST. MARYS, PA
Zumbach Electronic AGFrom its Swiss headquarters, Zumbach Electronic AG manufactures non-contact, in-line measuring, monitoring and control systems for continuous manufacturing. The company brings more than 60 years of operational know-how to production lines in industries ranging from wire and cable to steel, with more than 100,000 ODAC® laser measuring heads installed worldwide. A worldwide sales and service network supports commissioning, calibration, training and repairs in the field.MOUNT KISCO, NY