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Construction Services in Orange County

THP Construction specializes in large-scale, high-quality construction projects — from custom homes and ADUs to tenant improvements and commercial builds. Serving clients across Orange County, we deliver excellence from blueprint to build.

Residential decommercial build project Irvinesign

Commercial Construction

THP Construction delivers high-performance commercial construction solutions in Orange County — built for growth, function, and long-term value.

Residential Construction & Renovation

Looking for a reliable home renovation contractor in Orange County? THP is your local expert.

ADU builder garage conversion Orange County

Accessory Dwelling Units (ADU Construction)

Build more space, increase property value, or earn rental income with a custom-built Accessory Dwelling Unit (ADU) by THP Construction — trusted ADU builders serving Orange County.

Custom Home Build Construction

Design and build your dream home from the ground up with THP Construction — Orange County’s trusted team of luxury custom home builders.

Tenant Improvements

Transform your commercial space with THP Construction — Orange County’s go-to experts for high-quality tenant improvement (TI) projects.