Editor's Choice
#1
Angeles Air & Plumbing
Editor's Choice — best overall HVAC contractor in LA.
4.7
389 reviews
- CSLB licensed
- Free in-home estimates
- Strong warranty
- 24/7 emergency line
Los Angeles, CA
HVAC & Plumbing · Los Angeles
Best HVAC & plumbing contractors in Los Angeles (2025)
We checked CSLB licenses, called for emergency quotes, and interviewed real customers. Here are LA's most reliable home-systems contractors.
Last updated February 2025 · Independently researched
#2
South Bay Comfort HVAC
Reliable South Bay heating & cooling installer.
4.4
211 reviews
- Great Carrier dealer
- Clean installs
- Honest diagnostics
- Financing available
Torrance, CA
#3
Eastside Plumbing Co.
Trusted neighborhood plumber for Eastside LA.
4.2
167 reviews
- Quick dispatch
- Upfront pricing
- Good for repairs
- Family-owned
Pasadena, CA
#4
QuickFix Heating & Air
Budget HVAC service for landlords and rentals.
3.8
102 reviews
- Lower trip fees
- Same-day slots
- Basic repairs
- Multi-unit pricing
Los Angeles, CA