Independent Contractor - Current Executive Orders

This page last reviewed August 30, 2012


Below is a list of the currently approved contractors and Executive Orders approving them for each of their tests. Clicking on the Executive Order number should provide you with a copy of that Order. If the referenced Executive Order is not yet available online, please contact Kathryn Gugeler at (916) 322-0221 to acquire a copy.

If the contractor is listed as renewed, but the Executive Order posted here has expired, please contact Kathryn Gugeler at (916) 322-0221 to acquire a copy of the most recent Executive Order.



Approved Contractor Executive
Order Number 		Test Methods Covered
AAB EnvironmentalI-12-044All Currently Approved Test Methods
Advanced Environmental Compliance, LLC I-12-043 All Currently Approved Test Methods
Aeros Environmental, Incorporated I-12-037 All Currently Approved Test Methods
Air Hygiene International, Incorporated I-12-019 All Currently Approved Test Methods
Air Quality Engineering I-12-041 All Currently Approved Test Methods
Air Science Technologies, IncorporatedI-12-021All Currently Approved Test Methods
AirKinetics, Incorporated I-12-005 All Currently Approved Test Methods
Airtech Environmental Services, Incoporated I-12-008 All Currently Approved Test Methods
AIRX Testing - Division of Justice and AssociatesI-11-031All Currently Approved Test Methods
Almega Environmental and
Technical Services, Incorporated 		I-12-038 All Currently Approved Test Methods
Art OlivaresI-12-006All Currently Approved Test Methods
Ashlin Environmental Air Services I-12-039 All Currently Approved Test Methods
The Avogadro Group I-12-023 All Currently Approved Test Methods
Best Environmental I-12-034 ARB Test Methods 1, 2, 3, 4, 5, 8, 11, 17, 100 (CO, CO2, NOX, O2, SO2,THC), 431, and 501.  U.S. EPA 201A (1991) and 202 (1991).  Visible Emissions Evaluation
I-11-047U.S. EPA 15A
Blue Sky Environmental, LLC I-12-035 All Currently Approved Test Methods
BR Laboratories, Incorporated I-12-033 All Currently Approved Test Methods
Broadbent & Associates, IncorporatedI-12-036ARB Test Methods 1, 2, 3, 4, 5, 17, and 100 (CO, CO2, NOX, O2, SO2, THC)
I-12-045U.S. EPA  201 (1991), 202
California Compliance Services I-12-032 All Currently Approved Test Methods
Delta Air Quality Services, Incorporated I-11-008 All Currently Approved Test Methods
Elisea OlivaresI-12-011All Currently Approved Test Methods
Energy Environmental Solutions, Incorporated I-12-027 All Currently Approved Test Methods
Environmental Protection Services,
a Div. of EPS Engineering
Services, Incorporated 		I-11-042 All Currently Approved Test Methods
Environmental Services and Testing, Incorporated I-12-017 All Currently Approved Test Methods
Environmental Technical Services, LLC I-12-004 All Currently Approved Test Methods
ERM - West, Inc. I-12-012 ARB Test Methods 1, 2, 3, 4, 5, 6, 8, 100 (CO, CO2, NOX, O2),  and VEE
I-12-040ARB Test Method 100 ( SO2, THC)
Fossil Energy Research Corporation I-12-003 All Currently Approved Test Methods
GE International, Inc.I-12-028All Currently Approved Test Methods
Horizon Air Measurement Services, Incorporated I-12-002 ARB Test Methods 1, 2, 3, 4, 5, 8, 17, and VEE
I-12-025ARB Test Method 100 (CO, CO2, NOX, O2, SO2, THC)
Horizon Engineering, LLC I-12-022 All Currently Approved Test Methods
OMNI-Test Laboratories, Incorporated I-12-042 All Currently Approved Test Methods
Professional Environmental Services, Incorporated I-12-010 All Currently Approved Test Methods
Reliable Emission Measurements I-12-024 All Currently Approved Test Methods
Rita Cirulis I-12-018 All Currently Approved Test Methods
RMC Environmental, Inc. I-12-013 All Currently Approved Test Methods
San Joaquin Valley Air Pollution Control District I-12-016 All Currently Approved Test Methods
SCEC I-12-026 ARB Test Methods 6, and 100 (SO2, THC)
I-12-031ARB Test Methods 1, 2, 3, 4, 5, 8, 17, 100 (CO, CO2, NOX, O2) and VEE
Total Air Analysis, Incorporated I-12-014 All Currently Approved Test Methods
TRC I-12-030 All Currently Approved Test Methods
URS Group, Incorporated I-12-009 All Currently Approved Test Methods
VOC Testing, Incorporated I-12-015 All Currently Approved Test Methods
World Environmental I-12-007 All Currently Approved Test Methods
Zalco Laboratories, Incorporated I-12-029 All Currently Approved Test Methods

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