Complete demolition and reconstruction of the site-wide HVAC infrastructure, including removal and replacement of 33 HVAC units across 9 buildings. Scope includes installation of heavy-duty structural steel supports and reinforcements for HVAC equipment weighing up to 30 tons, along with all required crane operations, rigging, and structural modifications. Provide complete new electrical and plumbing systems to support all HVAC installations, including power distribution, controls, condensate drainage, and associated infrastructure, as well as testing, commissioning, and final turnkey delivery.