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Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

Explore Company

Premium underground electrical systems that keep communities running. Specialties: public utilities, telecom, joint trenching, security and more.

Explore Company

Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

Explore Company

Quality. Integrity. Service.

The Preston Companies bring extensive expertise and hands-on partnership to complex projects. Our services include excavating and installing underground wet and dry utilities, soils testing and management, and fill site management.

About Preston

Quality. Integrity. Service.

Three Businesses. One Promise.  The Preston Companies bring extensive expertise and hands-on partnership to complex projects. Our services include excavating and installing underground wet and dry utilities, soils testing and management, and fill site management.

Our Companies

PrestonPipelines

Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

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PrestonElectric

Premium underground electrical systems that keep communities running. Specialties: public utilities, telecom, joint trenching, security and more.

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DirtMarket

The leader in soils management and movement. Specialties: reviewing, sampling, testing, import/export, disposal and more.

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Our Companies

PrestonPipelines

Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

Learn More

PrestonElectric

Premium underground electrical systems that keep communities running. Specialties: public utilities, telecom, joint trenching, security and more.

Learn More

DirtMarket

The leader in soils management and movement. Specialties: reviewing, sampling, testing, import/export, disposal and more.

Learn More

Our Clients

PEOPLE

Preston’s Ron Bianchini Elected United Contractors President-Elect

Preston Companies Vice President and Chief Operations Officer Rob Bianchini has been elected to the United Contractors (UCON) Board of Directors as President-Elect beginning in 2022.

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Award

Bradshaw Equalization Structure Pipeline Project Receives Environmental Project of the Year Award

The Bradshaw Equalization Structure Pipeline Project recently received the Environmental Project of the Year Award from the American Public Works Association (APWA) of Sacramento. The APWA Project of the Year awards recognizes public works projects that demonstrate excellent management, administration, design, sustainability, construction, and community relations, as well as the strong alliance among the managing agency and the designer, contractor, and construction management team who worked together to complete the project.

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Recognition

#4 Best Place to Work

We’re proud to share that thanks to our teams, we’ve been ranked as the #4 Best Place to Work in the midsize category by Silicon Valley Business Journal

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How Can We Help?

We take the time to learn about your specific needs and pain points to develop solutions that will have the greatest impact. Select a role below and see how Preston can support your needs!

Industry Expertise

We go above-ground, below-ground and beyond to meet our customers’ needs. We’ve earned a reputation for excellence and service in the following industry sectors:

Working Here

A Modern Family Approach. Collaboration, communication and transparency define every Preston team.

Working Here

How We Help You

We take the time to learn about your specific needs and pain points to develop solutions that will have the greatest impact. Select a role below and see how Preston can support your needs!

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