Quanta Services, Inc. engages in the provision of comprehensive infrastructure solutions to the electric power, oil and gas, communication, pipeline, and energy industries. The company is headquartered in Houston, Texas and currently employs 52,500 full-time employees. The firm operates through three segments: Electric Power Infrastructure Solutions (Electric Power), Renewable Energy Infrastructure Solutions (Renewable Energy) and Underground Utility and Infrastructure Solutions (Underground and Infrastructure). Electric Power segment provides comprehensive services primarily for the electric power and also for the communications market. Its services include design, procurement, new construction, upgrade and repair and maintenance services. Renewable Energy segment includes engineering, procurement, new construction, repowering and repair and maintenance services. Underground and Infrastructure segment provides infrastructure solutions to customers involved in the transportation, distribution, storage, development and processing of natural gas, oil, and other products.