Treysta Building Services offers a full range of mechanical and electrical services that will take any project from the construction drawings right through to final handover of the project. Our aim is to build long-lasting client relationships through team-work, co-operation and delivery of a world class service. Our commercial approach is one of adding value, delivering quality projects, safely, on time and within budget. Core Competence Mechanical HVAC and Piping, Electrical Services, Prefabrication and modularisation and Building Management Systems