Tutor Perini Corp. engages in the provision of construction services. It operates through the following business segments: Civil, Building, and Specialty Contractors. The Civil segment specializes in public works construction and the replacement and reconstruction of infrastructure across the major geographic regions of the United States. The Building segment offers services to a number of specialized building markets for private and public works customers, including hospitality and gaming, transportation, health care, commercial offices, government facilities, sports and entertainment, education, correctional facilities, biotech, pharmaceutical, industrial, and high-tech. The Specialty Contractors segment covers electrical, mechanical, plumbing, HVAC, fire protection systems and pneumatically placed concrete for a full range of civil and building construction projects in the industrial, commercial, hospitality and gaming, and mass-transit end markets. The company was founded by Bonfiglio Perini in 1918 and is headquartered in Sylmar, CA.