Contractors in California

Turner Engineering Corporation (Tenco) provides rail and bus transportation equipment and system engineering, integration, and analysis for wayside train control, traction power, communications, energy storage, and central control for trains and onboard systems.

Twining, Inc. is a full-service engineering company specializing in construction material testing, special inspection, commissioning, geotechnical engineering, and related services.

Tyce Construction Engineering, Inc. is a Small, Woman Owned, Minority Commercial/Industrial contracting firm specializing in design/build and modifications to various facilities.

UA Local 393 is a union representing plumbers, pipefitters, and HVAC/R service technicians in Silicon Valley. They advocate for their members' interests and promote excellence in the trades.

UAC Builders is a construction company with over 14 years of experience, specializing in residential, commercial, and industrial projects. Their goal is to exceed client expectations from concept creation to project completion. UAC Builders serves clients across all of Southern California.

UDC Corporation provides end-to-end construction, renovation and expansion services in the industrial and commercial domain.

Unique Scaffold provides expert scaffolding equipment services tailored to meet the needs of various industries. They focus on elevating work standards.

UPE Resources is a Disabled Veterans Business Enterprise specializing in Utility Vegetation Management.

Urban Habitat is a comprehensive landscape general contractor offering a broad range of self-performing capabilities and experience, including site development services, public works, civil design/build, and project planning and consulting.

U.S. Facility Solutions offers general construction and facility maintenance services to commercial, residential, and industrial customers.

A nationally recognized authority in the oversight of maintenance, operations, and delivery of complex electrified and high-speed rail systems across North America, committed to fostering collaboration on large-scale projects.

USIG Corporation provides professional and technical solutions to deliver safe, well‐executed, capital‐efficient engineering, manufacturing, procurement, consulting and construction projects to clients around the world. They offer technical experience across a range of essential building disciplines, for every phase of construction, on projects of all types and sizes. They also engage in Engineering, Designing and Manufacturing Cooling Water Systems and Desalination Plants | Mechanical Equipment, Boiler, Chillers and Hydronic Systems.

UST Services, Inc. is a full service general contractor. They specialize in mechanical, civil, structural and architectural construction with an emphasis on the petro-chemical industry. They perform civil construction of all kinds, including site preparation, formed concrete foundations and foundation repairs, retaining walls, and flatwork.

UFREIGHTER is a US-based freight broker with its own truck fleet and strong support from other trucking companies in the USA. Their mission is to provide logistics network solutions for shippers outside the USA, with the #1 service and rate. They specialize in Drayage and offer logistics services.

Ullman Electric provides electrical services for commercial, industrial, and residential projects in Cleveland, Ohio, since 1985.

Umstot Project and Facilities Solutions, LLC provides business consulting services specializing in lean project delivery coaching and training, alignment partnering, design-build consultation, organizational learning, and process improvement. They focus on helping teams improve project performance and productivity.

Underground Boring Systems, Inc. provides horizontal directional boring services to General Contractors, Farmers, Builders, Home Owners and Utility Companies for both residential and commercial projects since 1992. They deliver services when and where their clients need them and strive to exceed expectations.

Underground Electrical Services Inc. provides underground electrical services, focusing on building long-term customer relationships. They are experienced, committed to safety, and environmentally responsible. They are now part of IBEW Local 332 Union.

Underground Service Company is a general engineering contractor that specializes in underground utility identification and pipeline testing.

Underground Solutions, Inc. (USI) is a leader in subsurface utility exploration in Southern California. They locate utilities using an air-vacuum excavation method and PositiveID locating technology.

UniTech EPC Solutions is a professional company operating in Iraq providing Oil & Gas services. They offer high-quality technical engineering services.

United Facilities Group delivers comprehensive facility management solutions, specializing in building maintenance, janitorial services, landscaping, and more. They focus on creating clean, safe, and well-managed environments.