EMCOR Group, Inc. is a specialty contractor providing electrical and mechanical construction, facilities services, building services, and industrial services throughout the United States and the United Kingdom. The company operates through five business segments: United States Electrical Construction and Facilities Services, which offers systems for electrical power transmission and distribution; United States Mechanical Construction and Facilities Services, specializing in heating, ventilation, air conditioning, refrigeration, and clean-room process ventilation; United States Building Services, providing facility operation and maintenance support; United States Industrial Services, delivering industrial maintenance; and United Kingdom Building Services. EMCOR serves a diverse customer base spanning commercial, technology, manufacturing, industrial, healthcare, utility, and institutional sectors through approximately 100 operating subsidiaries. Founded in 1987 and headquartered in Norwalk, Connecticut, EMCOR positions itself as a leader in mechanical and electrical construction services and infrastructure solutions, leveraging strategic acquisitions and geographic expansion to enhance its capabilities in key markets.