Licensed Contractors in Gretna, California
Gretna has 2 licensed contractors registered with the California Contractors State License Board across 2 trade classifications. The most common specialties are Low Voltage Systems Contractor (1), Refrigeration Contractor (1).
All license data is sourced from the California Contractors State License Board (CSLB). Last data update: February 20, 2026.
Contractors by Classification
Specialty Contractors
Mc Neil Refrigeration Inc
Active
License #993542
C-38
Gretna, CA
Est. 2014
Computrols Inc
Active
License #1000473
C-7
Gretna, CA
Est. 2015