Where We Operate
Service Area
We bring our testing equipment directly to your location — fleet yards, terminals, warehouses, storage facilities, and job sites throughout California.
Northern California
We serve commercial operators, fleet yards, and job sites throughout Northern California. Whether you're at a terminal near the Port of Oakland or a yard in Sacramento, we come to you.
Cities Served
San Francisco, Oakland, Sacramento, Stockton, Modesto, Fresno, Redding, Chico, and surrounding communities.
Southern California
Southern California's major freight corridors, distribution centers, and port operations are all within our service range. We test fleets on-site wherever they operate.
Cities Served
Los Angeles, Long Beach, San Diego, Riverside, San Bernardino, Anaheim, Bakersfield, and the greater Southern California region.
Central California
From agricultural fleets in the Central Valley to logistics hubs along Highway 99, we serve commercial operators throughout Central California with the same fast, on-site service.
Cities Served
Fresno, Bakersfield, Visalia, Tulare, Merced, Turlock, Madera, and the Central Valley corridor.
No Towing Required
We Come to Your Location
Fleet yards and terminals
We test at your yard or terminal — no need to pull trucks off route or schedule a separate trip.
Warehouses and distribution centers
On-site testing at your loading dock or staging area. Minimal disruption to your operation.
Storage facilities and campgrounds
Diesel RV owners — we come to your storage facility or campground so you never have to drive your rig to a testing station.
Job sites
Construction and utility fleets can be tested right at the job site. We work around your schedule.
Don't see your city?
We serve commercial operators throughout California. If you're not sure whether we cover your location, give us a call — we'll let you know.
510-589-8108