Building Repair Service in Devon and Cornwall TRS, Total Repair Service, are a Building Repair company who operate throughout Devon and Cornwall, principally repairing houses and businesses who have suffered loss or damage from fire, water or impact. We undertake repairs such as domestic, commercial, insurance, and alteration and refurbishing. Find out more about us and what we do, and view some of our recent projects case studies. TRS work with many of the largest National Insurers via Building Repair Networks. This ensures a first class, consistent service wherever we work and whatever we do. Our friendly and professional approach makes the process of repair an easy and convenient process for our clients.