Licensed Contractors in Frederick, California

Frederick has 2 licensed contractors registered with the California Contractors State License Board across 3 trade classifications. The most common specialties are Low Voltage Systems Contractor (1), Refrigeration Contractor (1). 2 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.

Contractors by Classification

General Contractors

B: General Building Contractor (2)

Specialty Contractors

John Heisner Construction Active
License #870725 B Frederick, CA Est. 2006
Mark Young Construction Llc Suspended
License #1071400 B, C-7 +1 more Frederick, CA Est. 2020

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