Contractors in California

DI Repairs is a full-service property maintenance and construction company operating in San Francisco and San Diego, California. They offer 24/7 emergency repairs, commercial cleaning, and sanitization.

Diamond D General Engineering, Inc. is a heavy civil general engineering construction company that provides construction services.

DIRECT A/V specializes in designing, engineering, installing, and maintaining low voltage systems, including audio, visual, and security systems for commercial projects.

DIV13, the construction arm at GM Business Interiors, specializes in industrialized construction, offering material and design solutions for interior spaces. They focus on combining emerging technology with service to build interior spaces.

DLAB Drywall is a commercial contractor specializing in metal stud framing, drywall, taping, acoustical ceilings, insulation, and painting. They focus on fast-track and high-profile projects for general contractors, working on retail, hotels, multi-family developments, warehouses, and other commercial projects.

DM&G Construction and Engineering Services, Inc. is a consulting firm providing construction and engineering services across the utility sector. They focus on the Utilities industry and provide a range of services.

DMZ Builders is a general engineering contractor specializing in civil infrastructure construction and facility improvements for Federal, state and local governments and their agencies.

DragonFly Unmanned Aerial Solutions (UAS) is a Global Aerospace approved technology services provider.

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Domestic Rail Solutions (DRS Contracting) is a leader in railroad work and civil construction with over 46 years of experience, dedicated to providing quality workmanship and outstanding customer service. Their mission is to complete projects on time, on budget, and to exceed expectations, while focusing on safety, quality, integrity, and respect.

DSE Electric provides superior electrical design and commercial construction services to customers throughout Southern California. They are minority-owned and have built DSE Electric from the ground up.

Dry Utility Experts (DUEx) bridges the gap between developers, design teams, and utility agencies, specializing in dry utility management.

DV Engineering provides MEP, Residential & Commercial PV Design, Electric Vehicle Infrastructure Design, CAD Drafting, 3D Visualization, Professional Engineering Services: Electrical and Structural. DV Engineering Services Ltd is a leading construction firm specializing in building, architectural, and structural design, road construction and comprehensive project management.

Dabri, Inc. is a professional program management, infrastructure engineering, and construction management consulting firm serving Northern and Southern California.

Dakota Drilling & Concrete is a specialty drilling company located in Oxnard, CA. They serve Los Angeles, Santa Barbara and Ventura Counties. They are a tieback specialist with 30 years experience.

Engineering and Electronic design, Install, and service. Green services, from designing solar and alternative power systems, to clean air and water systems. Electronics systems, for control, monitoring, and security for personal and business facilities. Audio Video systems for business and entertainment.

DALEO has been serving the San Francisco Bay Area, and the Sacramento and Central Valleys for the past 4 decades. We have earned recognition as a trusted contractor in the Underground Utility Industry serving the Gas, Water, Electric & Telecom markets. With an experienced management staff and dedicated work force, we are confident that your underground construction needs will be successfully met. DALEO performs all facets of underground construction in the Bay Area, Sacramento Valley, and the Central Valley.

Daniel's Electrical Construction Company, Inc. specializes in electrical contracting for Public Works and Schools, including Electrical Installation & Service.

Darco Engineering is a construction company specializing in deconstruction, abatement, concrete services, and excavation.

Dash Low Voltage is a technology integration company focused on building relationships with employees, clients, and the community. They aim to complete projects with excellence and impact lives.

Dave's Transport & Rentals Ltd is a leading provider of heavy transport & equipment rentals. They have been providing quality transport services for over twenty five years in Trinidad and Tobago. They focus on being Efficient, Reliable and Safe.

DeRollo Pipeline is a Class A General Engineering Contractor specializing in wet utilities, private and public works, serving San Diego and Orange Counties. They offer expertise in underground construction, design-build, and project management.