ABC Asphalt, Santa Rosa, CA 95407, US

The Ransome company is a full-service grading, paving, concrete and underground utility contractor. The company has completed thousands of projects for state and local utilities, major corporations, other general contractors and local and federal government agencies. Its comprehensive underground services include everything from joint trench and electrical and gas distribution systems to telecommunications. Its site work capabilities include demolition, grading, concrete pads, installation and renovation of concrete curbs, gutters and sidewalks, asphalt parking areas and streets. The company also offers project management services. Ransome boasts an impressive client list, including the United States Postal Service, Pacific Gas & Electric, Pacific Bell, Union Pacific, Safeway, Sheraton and Holiday Inn. The company was founded in 1870 and is located in San Leando, Calif.