Licensed Contractors in Gaithersburg, California

Gaithersburg has 5 licensed contractors registered with the California Contractors State License Board across 4 trade classifications. The most common specialties are Low Voltage Systems Contractor (1), Painting and Decorating Contractor (1), Refrigeration Contractor (1). 3 contractors hold general contractor licenses (Class A or B).

All license data is sourced from the California Contractors State License Board (CSLB). Last data update: February 20, 2026.