About
Sierra Instruments is a specialist manufacturer of precision flow measurement and control instrumentation, founded in 1973 and headquartered in Monterey, California. The company designs and manufactures thermal mass flow meters and controllers, Coriolis mass flow meters, vortex flow meters, and steam flow meters for gas, liquid, and steam applications. Sierra serves a diverse global customer base spanning scientific research, oil and gas, energy management, semiconductor manufacturing, clean energy, aerospace, and biotech. With offices in the US, Netherlands, UK, and China, Sierra provides flow measurement solutions for over 50 countries. The company is part of the TASI Group and is known for its high-accuracy instruments, short delivery lead times, expert application support, and long-term product serviceability. Sierra holds ISO 9001 certification and produces all core instruments at its Monterey facility.
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Company Facts
Year Founded
1973
Employees
80
Countries Served
China, Netherlands, United Kingdom, United States
Taking New Projects
Not currentlyLocation
Monterey, United States
Contact
Address
5 Harris Court, Building L, Monterey, CA 93940, USA
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Company details are independently compiled and may not be current.
Profile last updated: May 2026

















