EMCOR Group, Inc. is a specialty contractor and provider of electrical and mechanical construction and facilities services, building services, and industrial services. The Company’s segments include United States electrical construction and facilities services, United States mechanical construction and facilities services, United States building services, United States industrial services and United Kingdom building services. Its electrical and mechanical construction services are primarily engaged in the design, integration, installation, start-up, operation and maintenance, and provision of services relating to systems for electrical power transmission, distribution and generation, and others. Its building services include mobile mechanical maintenance and services for mechanical, electrical, plumbing, fire safety, building automation systems, and others. Its industrial services include refinery turnaround planning and engineering services, specialty welding services, and others.