Plumbers and heating and cooling contractors in California
28,029 plumbers and heating and cooling contractors are listed in California. 2,383 hold an active USDOT registration. The 53 counties listed below have at least 15 each and account for 27,994 of them.
California's Contractors State License Board issues the C-36 license plumbing businesses hold.1, 2, 3 Heating and cooling businesses in California hold the board's C-20 license.4 Your local building department in California can tell you whether replacing a water heater, furnace or AC needs a permit.
Counties
Other counties in California
35 contractors in 5 counties with fewer than 15 listings.
Alpine County 4 contractors
Alpine Sierra Plumbing LLC, Environmental Inspections and Construction Inc, Grizzly Construction and Plumbing, Jim Scott Roofing & Heating Inc
Colusa County 14 contractors
Apxg Heating and Air Conditioning, Carvalhos Heating & Air Conditioning Inc, Carvallho Heating and Air, Charter Heating & Air Conditioning, Clear Line Plumbing, Colusa Plumbing Company, Cotrones Mechanical Service, Dale's Mechanical Service, Fire and Ice Heating & Air, Messick Geo L Co Inc, Mr Heating & Air Conditioning, Streamline Pipe Systems, West County Plumbing, Youngs Mechanical
Modoc County 5 contractors
A & M Pumps & Plumbing, Action Plumbing Service, Battram Will Heating and Air Conditioning, Modoc Drilling, Wayne C Bethel Refrigeration & Heating
Sierra County 2 contractors
Haus Plumbing & Mechanical Corporation, Leslie Heating and Hydronics LLC
Plumbing and HVAC rules in California
- Heating and cooling license
State license.4
- Replacement permits
Ask your local building department whether replacing a water heater, furnace or AC needs a permit where you live.
What plumbing and HVAC work costs in California
These are published national ranges, not quotes. Local quotes vary.
- A plumber's hourly rate
- $45 to $200 an hour; most charge $70 to $150 (HomeAdvisor, Fixr, HomeGuide)
- A plumber's service call
- $50 to $300 a visit, which often covers the first hour (HomeAdvisor, Fixr, HomeGuide)
- After-hours or emergency call
- about $100 to $300 added to the call, or about $150 to $350 an hour (HomeAdvisor, Fixr, HomeGuide)
- Burst or leaking pipe repair
- $200 to $3,000; the guides' averages run $500 to $1,200 (HomeAdvisor, Fixr, HomeGuide)
- Clearing a sink, tub or toilet drain
- $100 to $275 (HomeAdvisor, Fixr, HomeGuide)
- Clearing the main line
- $175 to $800; typically $350 to $650 (HomeAdvisor, Fixr, HomeGuide)
- Hydro jetting
- $350 to $1,400, depending on the line and the blockage (HomeAdvisor, Fixr, HomeGuide)
- Gas tank water heater
- $700 to $2,700 installed; about $1,900 on average (HomeAdvisor, Fixr, HomeGuide)
- Tankless water heater
- $1,600 to $5,600 installed for gas, depending on gas line and venting work (HomeAdvisor, Fixr, HomeGuide)$850 to $3,000 installed for electric, before any panel upgrade ($850 to $1,700) (Fixr, HomeGuide)
- Heat pump water heater
- $2,000 to $4,600 installed in place of an electric tank; more when it replaces gas (HomeAdvisor, Fixr, HomeGuide)
- Sewer camera inspection
- $125 to $500 (HomeAdvisor, Fixr, HomeGuide)
- Sewer line replacement
- about $1,400 to $5,300 for a typical line (HomeAdvisor, HomeGuide)$50 to $250 a linear foot (HomeAdvisor, HomeGuide)
- Replacing central AC on existing ducts
- $3,900 to $8,000; about $6,000 on average (HomeAdvisor, Fixr, Forbes Home)
- Swapping a heat pump on existing ducts
- $4,000 to $8,000; a 3-ton system about $3,900 to $6,200 (HomeAdvisor, Forbes Home, HomeGuide)
- A whole-home heat pump system
- commonly $14,000 or more (NYSERDA, Massachusetts EEAC, Fixr, HomeGuide)
- Replacing a gas furnace
- $3,800 to $6,200 at standard efficiency (HomeGuide, HomeAdvisor, Fixr, Forbes Home)$5,200 to $12,000 at high efficiency (90% AFUE and up) (HomeGuide, HomeAdvisor, Fixr, Forbes Home)
- Replacing an electric furnace
- $1,600 to $8,000, with a like-for-like swap at the low end (Fixr, HomeAdvisor)
- A single-zone mini-split
- $2,000 to $5,000 (HomeGuide, Fixr, Forbes Home)
- A multi-zone mini-split
- $3,000 to $14,000 for 2 to 4 zones (HomeGuide, Fixr, Forbes Home)
- An HVAC tune-up
- $70 to $350 a visit; a basic tune-up is often about $100 to $200 (HomeGuide, HomeAdvisor, Fixr)
Ranges from HomeAdvisor, HomeGuide, Fixr, Forbes Home, NYSERDA and the Massachusetts EEAC, checked September 2026.