Welcome to Sanco Pipelines – Since 1956

Sanco Pipelines, Inc., founded in 1956, is a General Engineering Contractor specializing in underground construction. Headquartered in Los Gatos, California, Sanco serves the greater Bay Area with operations extending from King City in the south to Santa Rosa in the north as well as the San Joaquin Valley and greater Sacramento area.

Sanco Pipelines holds a State of California General Engineering, Class A and C42, Contractors License and is signatory to both the Operating Engineers and Laborers’ Unions. Sanco is also an active member of the National Underground Contractors Association (NUCA) and in Northern California, a founding member of the Engineering and Utility Contractors Association (EUCA), now known as United Contractors.
Sanco works on projects as either a subcontractor or a general contractor. Private projects are obtained through negotiation and competitive bidding. Public works jobs are sourced through publications and public entity approved bid lists.