CARB Certified Independent Laboratory
When compliance matters, precision matters. REM delivers trusted emissions testing and defensible reporting across the San Joaquin Valley and greater Central Valley.
Advancing cleaner air across the Central Valley through expertise, integrity, and accountability.
About REM
For plant environmental managers, boiler and turbine service providers, and environmental consultants, REM emission measurement delivers certainty under California’s strict air quality standards. With over 38 years of CARB-aligned source testing in the San Joaquin Valley and beyond—and support from a CARB-certified independent laboratory—REM provides accurate, defensible data across plants, refineries, engines, boilers, and turbines. The result: streamlined compliance, reduced risk, and getting it right the first time.
We collaborate with you to maintain a minimal operational footprint during plant testing.
Source Testing Specialist
REM: The Standard for Accuracy and Regulatory Trust.
Our testing reports delivers certainty where it matters most.
Backed by over 38 years of industry expertise and a firm established in 1998, every report is executed with precision and verified through independent third-party review—ensuring full compliance and audit-ready accuracy. Our track record speaks for itself: zero rejected reports across regulatory districts in over 25 years, near-zero equipment failure, and long-standing relationships with agencies such as the SJVAPCD. The result is a testing partner you can trust to keep projects moving forward—without delays, surprises, or compliance risk.
REM Testing Services:
Click Button for O2 Test Overview
Click Button for NOx Test Overview
Click Button for PM/PM10 Test Overview
Click Button for CO Test Overview
Click Button for CO2 Test Overview
Click Button for NH3 SLIP Test Overview
Click Button for Qstd Test Overview
The Standard regulatory submission window: 60 days, but REM strives for 30-day turnaround.
