One company that knows your system, your history, and every repair we've made. That means faster diagnoses, lower bills, and no starting from scratch every visit. Family-owned in Portland since 1979.
Open Mon–Fri 7 AM–6 PM, Sat 8 AM–2 PM, Closed Sunday. Same-day appointments most days.

“Thorough, clean, polite, and very informative, we trust Northwind so much we've recommended them to our neighbors.”
Benjamin H., Beaverton
Not sure where to start?
What we do
Real savings on the services Portland homes need most, no gimmicks, no bait-and-switch.
A full precision inspection and clean to keep cooling costs down before the heat hits.
New customers. One system. Cannot combine with other offers.
Book the tune-upUpgrade to a high-efficiency system with financing from $99/month, approved on the spot.
On qualifying installs with approved financing.
Get a quoteTold you need a full replacement? We'll review the diagnosis at no charge before you spend.
In-home review within our service area.
Join the Comfort Club and we'll keep your system tuned, prioritized and protected all year, so small problems get caught before they leave you without heat, all for one flat annual price per system.

For restaurants, offices, retail and light industrial, downtime isn't an option, so we install and maintain RTUs, splits and refrigeration with priority response and planned maintenance that heads off surprise closures.

More than 45 years in, the same family still answers the phone, trains every tech, and stands behind every install. Whoever we send into your home is background-checked, NATE-certified, and vouched for by the family whose name is on the truck.
If we wouldn't put it in our own parents' house, we won't recommend it in yours.
You see the flat price before we lift a wrench, no surprise charges after.
Uniformed, certified techs you're glad to have inside.
Every major brand
Carrier
Trane
Lennox
Bosch
Rheem
Honeywell
Carrier
Headquartered in Portland's Northwest district, serving the metro, Washington & Clackamas counties, and into SW Washington. Drop your ZIP and we'll tell you in seconds.
Portland Metro · Home base
Tell us what's going on and we'll reach out fast, most requests get a same-day callback.
Comfort you can count on
Ready for a home that's comfortable in every season? Let's get you on the schedule.
Got two systems? Each enrolls separately at $199/year, each gets its own annual visit.
We make it right or we make it free.
No week-long waits, most repairs handled the day you call.
Lennox
Bosch
Rheem
Honeywell