# ATP Build > ATP Build is a residential construction contractor in Orange County, California, specializing in custom homes, whole-house remodels, and home additions. The firm operates as one integrated team — managing design and construction in-house through a structured, transparent process that gives homeowners clear scope, defined timelines, and honest costs from the first conversation to final delivery. Every home is built with a commitment to craftsmanship and durability, designed to perform and endure for the families who live in it. ## Services - [Custom Homes](https://atpbuild.com/custom-homes-orange-county): Ground-up custom home construction in Orange County — one team managing design through build with clear scope and structured execution. - [Home Remodeling](https://atpbuild.com/home-remodeling-orange-county): Whole-house and partial remodels in Orange County, approached with structured planning and precise execution to minimize disruption and deliver lasting results. - [Home Additions](https://atpbuild.com/home-additions-orange-county): Room additions and whole-floor expansions in Orange County, designed to integrate seamlessly with the existing structure and built for long-term durability. - [Design-Build](https://atpbuild.com/design-build-orange-county): A fully integrated design-build process that replaces the traditional architect-contractor split with a single team, unified scope, and one clear path from concept to completion. ## About - [About ATP Build](https://atpbuild.com/about): The firm's background, approach to residential construction, and commitment to process-driven delivery in Orange County. - [Team](https://atpbuild.com/team): The people behind ATP Build — the team responsible for design, project management, and on-site execution. - [Projects](https://atpbuild.com/projects): Completed custom homes, remodels, and additions across Coastal Orange County, including Newport Beach, Corona Del Mar, Newport Coast, and Costa Mesa. - [Contact](https://atpbuild.com/contact): Start a conversation about your project — scope, timeline, and approach discussed upfront. ## Resources - [Blog](https://atpbuild.com/blog): Guides on custom home building, remodeling costs, and the construction process in Orange County. (Forthcoming.)