Full-Service General Contracting
Uni Construction is a licensed, bonded, and insured general contractor serving homeowners and property owners across Los Angeles, Diamond Bar, and the San Gabriel Valley. We manage planning, permits, construction, and final delivery under one accountable team.
We are not limited to one project type. ADU remains a core specialty, but we also support home additions, kitchen and bathroom remodels, whole-home renovations, tenant improvements, and broader residential construction with the same planning discipline and schedule control.
Detached ADU, Attached ADU, Garage Conversion, Junior ADU (JADU), Existing Floor Conversion
Home additions and room additions
Kitchen and bathroom remodeling
Whole-home renovations and gut rehabs
Tenant improvements and light commercial buildouts
Owner representation and construction management
Why Clients Hire Uni Construction
What differentiates us is integration. Instead of separating design, engineering, permitting, and construction across multiple vendors, we coordinate those scopes through one process. That reduces handoff mistakes, clarifies budget expectations, and lowers the chance of expensive change orders later in the build.
If your project also needs structural engineering, design engineering, or drafting service, those scopes can be coordinated inside the same workflow.
Service Areas
We support projects across Los Angeles, Diamond Bar, Pasadena, West Covina, Hacienda Heights, Walnut, Rosemead, Glendale, Pomona, Rowland Heights, and nearby cities throughout Los Angeles County and the San Gabriel Valley.
Related Services
This page works closely with Construction Company, Permitting, and Building Designer when a project needs a full design-build path.
Next Steps
Start with a consultation, scope review, and realistic project path. Contact us to discuss your goals, timeline, and next steps.
