Whitson CM Employee Directory

Environmental ServicesCalifornia, United States11-50 Employees

Whitson Contracting & Management, Inc. (Whitson CM) operates in the environmental services sector, focusing on storm water compliance and construction management. Its primary service is managing all aspects of the NPDES Construction General Permit for construction sites across Southern and Central California, supported by a California-certified staff with diverse backgrounds in construction management, engineering, environmental management, and regulatory work. The firm prepares and administers Storm Water Pollution Prevention Programs, Water Pollution Control Plans, and Storm Water Management Plans for municipalities and other clients, including state and local agencies, utilities, developers, and contractors, among others. Based in the San Diego region, Whitson CM emphasizes serving multiple customer types while maintaining a track record of mitigating violations on projects and acting as an owner’s agent to align interests among stakeholders involved in a project. The company was established in 2002 as a response to its early role in road and civil construction projects and has continued to operate with a focus on compliance and project management throughout California. A recent development noted is the company’s participation in the CASQA 2025 annual conference, reflecting ongoing engagement with industry peers.

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