Boiler, Hot-Water Heating and Steam Fitting Contractors in California (C-4)
California licenses thousands of Boiler, Hot-Water Heating and Steam Fitting contractors through the CSLB. This directory tracks 706 of them — 693 currently active (98%), with 100% carrying a contractor bond on file and 83% showing workers' compensation coverage. Every profile is dated against the official CSLB public record.
- 706
- Listed
- 693
- Active
- 706
- With bond
- 589
- With WC
Browse by city
- San Francisco (42)
- Sacramento (16)
- San Jose (15)
- Los Angeles (14)
- San Diego (14)
- Santa Rosa (14)
- Fresno (11)
- Bakersfield (9)
- El Cajon (9)
- Hayward (8)
- Petaluma (8)
- Santa Clara (8)
- Anaheim (7)
- Concord (7)
- Cypress (7)
- Oakland (7)
- Pasadena (7)
- Redwood City (7)
- San Rafael (7)
- Truckee (7)
- Livermore (6)
- Santa Barbara (6)
- Stockton (6)
- Berkeley (5)
- Redding (5)
- San Leandro (5)
- Santa Ana (5)
- South San Francisco (5)
- Sparks (5)
- Vallejo (5)
Boiler, Hot-Water Heating and Steam Fitting contractors
Western States Mechanical Inc
C-4 · Springville, UT
Apollo Construction Services
C-4 · Kennewick, WA
Pacific Greenhouse Services Inc
C-4 · Carpinteria, CA
Mountain Mechanical Company
C-4 · Kernville, CA
Nathaniel Huber
C-4 · Santa Rosa, CA
Dormatech Mechanical Systems Inc
C-4 · Vallejo, CA
Miller Scott M
C-4 · Petaluma, CA
Pan-Pacific Mechanical LLC
C-4 · Fountain Valley, CA
Bay Area Mechanical LLC
C-4 · Santa Clara, CA
Rogue Boiler Works
C-4 · Shady Cove, OR
Carrasco Fabrication
C-4 · Stockton, CA
Radiant Solar Technology Inc
C-4 · Ukiah, CA
Mechanical Services LLC
C-4 · Livermore, CA
Swplumbinc
C-4 · Alpine, CA
Nor Cal Mechanical LLC
C-4 · Garberville, CA
Boiler Dynamics Inc
C-4 · Anaheim, CA
Gray Matter Mechanical Inc
C-4 · Chula Vista, CA
N C B
C-4 · Sparks, NV
Orebend BLDRS Inc
C-4 · San Francisco, CA
Advanced Refrigeration
C-4 · Oakland, CA
D V B E Mechanical Inc
C-4 · Long Beach, CA
Knowles Bobbie Plumbing
C-4 · Vallejo, CA
Rock Construction and Consulting Inc
C-4 · Redwood City, CA
O'Keeffe's Inc
C-4 · Brisbane, CA
Frequently asked questions
How many Boiler, Hot-Water Heating and Steam Fitting contractors are licensed in California?
This directory lists 706 Boiler, Hot-Water Heating and Steam Fitting contractors in California, of which 693 currently hold an active CSLB license.
How do I check if a Boiler, Hot-Water Heating and Steam Fitting contractor is licensed in California?
Open the contractor's profile here for their dated CSLB status, or look up their license number directly on the CSLB "Check a License" tool. A license must be active — not expired, suspended, or inactive — to be valid.
Should a Boiler, Hot-Water Heating and Steam Fitting contractor carry a bond and workers' compensation?
Most active CSLB licensees carry a contractor bond, and any contractor with employees must carry workers' compensation. Each profile shows what the CSLB record reports.