Licensed Contractors in Port Costa, California

Port Costa has 3 licensed contractors registered with the California Contractors State License Board across 3 trade classifications. The most common specialties are Landscaping Contractor (1), Doors, Gates and Activating Devices (1). 1 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 (1)

Specialty Contractors

Mackenzie Construction Services Inc Active
License #634591 B Port Costa, CA Est. 1992
Golden Gate Overhead Garage Door Co Active
License #983805 D28 Port Costa, CA Est. 2013
Viridis Active
License #1139085 C-27 Port Costa, CA Est. 2025

↑ Back to top