Contact Us

We have Three locations to serve you and many ways for you to contact us.

Mammoth Lakes Headquarters

Mammoth Phone: 1 (760) 937-4608
Mammoth Fax: 1 (760) 934-5619
info@sgsi.us
Office Address: 569 Old Mammoth Road, Ste 222, Mammoth Lakes, CA 93546
Directions: Google Maps

Mammoth Lakes Mailing Address

P.O. Box 5024
Mammoth Lakes, CA 93546

Bishop Laboratory

Bishop Phone: 1 (760) 937-4789
Bishop Fax: 1 (760) 873-4723
info@sgsi.us
Laboratory/Shipping Address: 169 Willow Street, Bishop, CA 93514
Directions: Google Maps

Bishop Mailing Address

873 North Main Street #150
Bishop, CA 93514

Carlsbad Office

Carlsbad Phone: 1 (760) 937-4608
info@sgsi.us
Office Address: 7040 Avenida Encinas, Ste. 104-469, Carlsbad, CA 92011

Directions: Google Maps

Job Opportunities

Field Technician

Two years minimum experience as Field or Laboratory Technician is required.