• Stanford Medical - Big pipe going in place Stanford Medical - Big pipe going in place

Providing a full range of capabilities

Preston Pipelines has the capability to handle any type or size of underground construction project. We install storm drains, sanitary sewer lines, water lines, drainage systems, fire lines, and gas and electrical conduits. We also do site development for residential developments, office and retail complexes, and an array of infrastructure projects, as required.

At Preston Pipelines, we handle everything from the simplest installation to the most complex industrial project — with state-of-the-art equipment and the most experienced and dedicated field personnel in the underground construction industry. Most importantly, in everything we do we strive for excellence.

Gravity Utilities

  •     Storm Drain
  •     Sanitary
  •     Sewer

Pressure Utilities

  •    Domestic
  •    Water
  •    Underground Fire
  •    Sprinkler
  •    Chilled Water
  •    Hot Water
  •    Steam and Condensate
  •    Gas

Dry Utilities/Joint Trench

  •   Electrical
  •   Telecom
  •   Cable TV

Pump Stations

Treatment Plants

  •   Water
  •   Waste Water


LEAN Construction


Design Assist/Design Build

Pre-Construction Potholing

Review our PROJECTS listing View our EQUIPMENT page


It takes a professional management team, supported by dedicated and experienced field personnel to earn the trust that equates to over 150 public and private projects completed each year. Customer service, quality performance, and integrity have established our reputation as a leading Underground Contractor in the San Francisco Bay Area. Preston Pipelines has completed a variety of jobs ranging from housing tracts to golf courses and recreational facilities to commercial campuses to industrial complexes and public and private infrastructures. Preston Pipelines has the capability to complete the simplest installation to the most complex industrial installation with state of the art equipment and the most competent work force in the industry.

We are the predominant underground contractor in the Education marketplace, because we share our clients understanding that the campus belongs first and foremost to the students and the faculty and our constructions means and methods must facilitate their access and their working environment. It is our versatility that differentiates us from any other Engineering contractor.

At Preston Pipelines, “good enough” is not good enough.

Corporate Office

133 Bothelo Avenue
Milpitas, CA 95035
(408) 262-1418
(408) 262-1870 fax

Sacramento Office

3780 Commerce Drive
West Sacramento, CA 95691
(916) 386-1500
(916) 386-7531 fax

Central Valley Office

12687 South Manthey Road
Lathrop, CA 95330
(408) 262-1418
(408) 262-1870 fax