EXL Extreme Line Construction is a general contractor based in Princeton, TX, serving homeowners across McKinney, Allen, Plano, Frisco, and the rest of Collin County. We build custom homes and handle kitchen and bathroom remodels, whole-home renovations, additions, ADUs, and outdoor living for homeowners who want quality work that lasts. With 7 years of experience and 100+ completed projects, we engineer every foundation for the shifting clay soil under Collin County. We price the full job up front and put every change in writing, so there are no surprises. We're licensed, insured, and bonded, with a 5-star rating and a workmanship warranty on every job. Free estimates and financing available.