Orange County Construction

Orange County Construction is a locally operated general contracting and design-build company serving Orange County, California. Owned by Keith Daigneault, the company has been providing residential construction and remodeling services since 1985. It specializes in ADU construction, home additions, and complete home renovations, offering homeowners a coordinated process from initial design through construction and project completion.

ADU Services

The company provides comprehensive ADU design-build services, including:

• Detached and attached ADU construction

• Junior Accessory Dwelling Units (JADUs)

• Garage conversions

• ADU design and architectural plans

• Structural engineering

• Title 24 energy calculations

• Permit applications and approvals

• Construction management and turnkey ADU delivery

Orange County Construction handles the major stages of an ADU project, from planning and design to permitting and final construction.

Other Services

• Room additions and home expansions

• Kitchen remodeling

• Bathroom remodeling

• Complete home renovations

• New home construction

• Interior remodeling and upgrades

The company also offers design-build services for room additions, including architectural plans, structural engineering, energy calculations, and permit coordination.