Native American-Owned Construction Company
Tommy Ball, Owner and President
License #798922
General Engineering
Certifications
8 (a)
HubZone
Small Business
CPUC - MBE
CUPC/DOT - UDBE/DBE
Duns: 097313428
Cage Code: 1X8P3
SCCI
PO Box 308
Catheys Valley, CA 95306
(209) 742-4948
tommy@sierracci.com
www.sierracci.com
Mission – To exceed the expectations of our customers by developing and implementing progressive strategies that increase our competitiveness and enhance the safety, opportunities and quality of work life for our employees.