EMCOR Services Arizona is a licensed HVAC maintenance, service, and retrofit contracting company headquartered in Phoenix, Ar ... izona. We specialize in industrial and commercial HVAC applications, offering a comprehensive portfolio of fully-integrated, single-source solutions ranging from engineering applications and automated control systems to retro-commissioning and factory-authorized maintenance. We provide customers consulting and design services that address today’s most compelling energy related issues, including chlorofluorocarbon (CFC) phase outs, Leadership in Energy and Environmental Design (LEED) certification, Energy Star products, and other federal energy savings mandates. After installation, we can develop and manage proactive preventative maintenance plans, and our technicians are available for emergency service around the clock, 24/7/365. read more