Types of equipment worked on will include split systems, mini split systems, VRF multizone systems, RTUS, WSHP, self-contained systems, CRAC units, air cooled chillers, cooling towers, airside equipment, AHUs and exhaust fans of all types. Company Overview: Founded in 1946, TDIndustries is a premier, employee-owned Mechanical, Electrical, and Plumbing (MEP) company delivering full-lifecycle building solutions—from design and construction to service and facilities maintenance.