See What Customers Are Saying About Marathon

Promo Test

626-884-5578
Free Estimate
for system replacement & Installs

EXPIRES December 31st, 2025

Free Diagnostic
With any repair over $500

EXPIRES December 31st, 2025

Financing Special
12 MONTHS – ZERO INTEREST

EXPIRES December 31st, 2025

Learn More
No Monthly Payments (Same as Cash) Cannot be combined with other offers
$89 Drain Cleaning
w/ FREE camera inspection

EXPIRES December 31st, 2025

*with accessible clean out
Free Whole Home Air Cleaner
w/ Qualifying New AC Unit Installation

EXPIRES December 31st, 2025

*Cannot be combined with any other offers
$100 Off Moen Smart Valve
Flo Smart Water Monitor & Shutoff

EXPIRES December 31st, 2025

Learn More

Come Work With Us

If you’d like to join our team and start a career in HVAC, fill out this application and be sure to link your resume. We are looking for HVAC technicians and Customer Representatives.