D21: Machinery and Pumps

1092 licensed Machinery and Pumpss in California

What Does a D21 License Cover?

Installs, maintains, and repairs machinery and pumps.

California law requires a contractor license for this type of work on projects valued at $500 or more (combined labor and materials). Hiring an unlicensed contractor for work requiring a license may void your consumer protections.

Hiring a Machinery and Pumps

Before hiring, verify the contractor's license is active and that they carry current workers' compensation insurance and a contractor bond. California law requires a written contract for home improvement projects over $500. Get at least three written estimates and check references before making a decision.

D21 Contractors by City

Show all 518 cities (A-Z)

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