Home Comfort Alliance serves homeowners across the greater Seattle–Tacoma metro and Puget Sound area, including nearby communities throughout King, Snohomish, Pierce, Kitsap, Skagit, and Thurston counties. If you’re unsure whether you’re in our service area, call or schedule online and we’ll confirm availability for your address.
Complete Home Comfort Services — One Trusted Team
Home Comfort Alliance provides full-service Heating, Cooling, Plumbing, and Electrical solutions for homes throughout the Seattle-Tacoma metro and the greater Puget Sound. Whether you need urgent repairs, system replacement, or energy-efficient upgrades, our local team delivers dependable results you can trust.
HEATING
Keep your Seattle-Tacoma home warm and safe with expert furnace repair, installation, and maintenance. We service all major brands and offer 24/7 emergency heating service. Call today for same-day repairs.
COOLING
Beat the heat with reliable AC repair, installation, & seasonal tune-ups. Serving Seattle, Tacoma, & Puget Sound homeowners, we maximize comfort, efficiency and energy savings. Call today.
PLUMBING
From leaky faucets to emergency pipe repairs, our licensed plumbers deliver fast, dependable plumbing service in Seattle-Tacoma. Same-day service available – book your plumbing appointment today.
ELECTRICAL
Trust our licensed electricians for safe electrical repairs, panel upgrades, & installations in Seattle & surrounding areas. Stay powered, protected, & code-compliant with our electrical services. Book today.
See What Home Comfort Alliance Customers Are Saying
AFFORDABLE COMFORT WITH FLEXIBLE FINANCING OPTIONS
Don’t put off repairs or upgrades. With our flexible financing plans, you can enjoy year-round comfort without the upfront burden.
Low monthly payments plans starting at $179/month*
Works for repairs, installations, and replacements
0% interest options available for qualifying customers
Instant online approval with no paperwork hassle
See Your Payment Options in Minutes
SAVE UP TO $8,000 WITH CREDITS + REBATES
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Instant rebates through PSE & Energy Smart Eastside
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0% interest financing for qualified homeowners
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Up to $2,000 in federal tax credits
SPECIAL OFFERS
$50 Off HVAC Repairs – No Heat Calls
No heat? Save $50 on HVAC repairs and get comfort restored fast.
Cannot be combined with any other offer. Not valid for trip charge or diagnostic fee.
Valid on standard non-member pricing only.
10% Off Air Duct Cleaning
Breathe easier—get 10% off professional air duct cleaning services.
Cannot be combined with any other offer. Not valid for trip charge or diagnostic fee.
Valid on standard non-member pricing only.
Up to $1000 Off Residential Generators
Save up to $1000 on generator installation for reliable backup power.
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10% Off Electrical Service – Spring Checks
Get 10% off electrical service during spring checkups and safety inspections.
Cannot be combined with any other offer. Not valid for trip charge or diagnostic fee.
Valid on standard non-member pricing only.
$50 Off Burst Pipe or Frozen Pipe Repairs
Fast emergency plumbing help when pipes freeze or burst—save $50 on repairs.
Cannot be combined with any other offer. Not valid for trip charge or diagnostic fee.
Valid on standard non-member pricing only.
Up to $300 Off Water Heater Installation
Upgrade your water heater and save up to $300 with professional installation.
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▶ Watch Video: Our Service Coordinator, Lisa, tells a real story about how a new Comfort Club member avoided an emergency breakdown.
Join the
Home Comfort Club
A Comfort Club membership ensures that your system receives the essential care it needs for optimal lifespan and energy efficiency. With low monthly payments, it costs less than calling for unplanned service.
You can choose a membership for HVAC, plumbing, or electrical services, or cover all three with one convenient plan.
You can choose a membership for HVAC, plumbing, or electrical services, or cover all three with one convenient plan.
Home Comfort Alliance: A Brief History
- 0
- 1977
- 1994
- 1999
- 2001
- 2008
- 2009
- 2015
- 2018
- 2020
- 2021
- 2021
- 2022
- 2025
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49 Years – Practicing Excellence
This timeline is a historical journey of each company and how we became Home Comfort Alliance. -
The beginning – 1977
B&B Heating is founded and within a few short years, they are recognized as the national Residential HVAC Contractor of the Year. The same year, GS Heating & Cooling is founded in Monroe, WA quickly growing to more than 50 team members. -
Sullivan Heating & Cooling – 1994
Sullivan Heating opens its doors serving Kitsap and Mason counties and builds a reputation of integrity and quality workmanship. Growing to be the largest new construction installer on the Kitsap Peninsula. -
Comfort Mechanical Services – 1999
Comfort Mechanical Services is established, providing commercial HVAC services to the greater Puget Sound area. Providing timely and excellent customer service. -
B&B becomes MM Comfort Systems – 2001
Key employees at B&B Heating purchase the residential side of the business and rename the company MM Comfort Systems. A new era of customer-centered residential service begins. -
Scribner Electric – 2008
Scribner Electric is established and quickly develops a reputation throughout King and Snohomish counties for professionalism and high-quality workmanship, serving both residential and commercial clients. -
Heritage Heating & RiteWay Gas acquired – 2009
MM Comfort Systems acquires Heritage Heating of Tacoma and RiteWay Gas of Auburn and opens a second location in Sumner. -
A new beginning – 2015
MM Comfort Systems is acquired by local community members with a vision of becoming the most desirable home services contractor in Western Washington…a mission that continues through today. -
MM Comfort & GS Heating Join Forces – 2018
MM Comfort Systems and GS Heating, Cooling & Electrical join together, becoming the first two member companies of Home Comfort Alliance with locations in Sumner, Redmond & Everett. -
Here we grow again! – 2020
MM Comfort Systems purchases Scribner Electric, providing more electrical services to residential and commercial customers.
Sullivan Heating and Comfort Mechanical become part of the family of brands, adding a commercial division and extending services throughout Washington's peninsula. -
Alpine Aire joins the team – 2021
Alpine Aire of Wenatchee is acquired, bringing the promise of comfort to homes east of the mountains. -
Full Plumbing Services Added – 2021
MM Comfort System develops a full service & installation plumbing department to better service its customers and round out the whole home services for heating, cooling, electrical & plumbing services. -
Home Comfort Alliance is launched – 2022
A rebranding initiative introduces Home Comfort Alliance to represent the joining together of all our companies delivering the comforts of home. -
Our Promise of Comfort – 2025 & Beyond
Home Comfort Alliance continues to grow and provide the most comfortable & professional solutions for or clients homes and businesses.
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