TRC Companies, Inc. provides consulting, engineering, and construction management services in the United States. It operates in three segments: Energy, Environmental, and Infrastructure. The Energy segment provides program management, engineering, procurement, construction, design, and consulting services for energy companies, utilities, other commercial entities, and state and federal governments. It undertakes projects comprising upgrade and new construction for electrical transmission and distribution systems, energy efficiency program design and management, and alternative energy development operations; and offers services to support energy savings projects. The Environmental segment engages in environmental management of buildings, air quality measurements and modeling of air pollution impacts, assessment and remediation of contaminated sites, environmental licensing and permitting of various projects, and natural and cultural resource assessment and management activities. It serves industrial, transportation, energy, and natural resource companies; and federal, state, and municipal agencies. The Infrastructure segment provides services related to the expansion of infrastructure capacity, rehabilitation of overburdened and deteriorating infrastructure systems, and management of risks related to security of public and private facilities. Its services include roadway and surface transportation design; structural design for bridges; construction engineering inspection and construction management for roads and bridges; civil engineering; and geotechnical engineering services. This segment also offers municipal and land development engineering, security, and geographic information system and mapping services, as well as undertakes hydraulics and hydrological studies. This segment serves state and municipal governments, as well as selected commercial developers. TRC Companies, Inc. was founded in 1969 and is headquartered in Windsor, Connecticut.