Sierra Analytical Labs, Inc.

26052 Merit Circle, Suite 105

Laguna Hills, CA 92653

Tel: (949) 348-9389

Fax: (949) 348-9115

We are located off of Interstate-5 between the El Toro "Y" and the San Joaquin Toll Road (73) in south Orange County.
Take the Oso Parkway/Pacific Park exit west to Cabot Road.  Turn south on Cabot and turn right on Merit Circle.

Click HERE to get Turn-by-Turn Directions.