Northwest Energy Systems of Washington Inc.
Bellingham, WA HVAC · 50+ yrs
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
⏱ 50+ years in business
Review sentiment: 62/100
At a glance
- Google rating
- 4.3★ from 55+ reviews
- In business
- 50+ years
- Services
- 6 HVAC services
- Service area
- Bellingham, WA
- Phone
- +1-360-734-4328
Overview
Mini-split specialist with dedicated ductless system offerings and showroom models. Northwest Energy Systems lists same-day service availability on its site. The company reports serving northwest Washington for 50+ years. Bellingham's wet winters make efficient heat pumps and ductless solutions especially relevant locally.
Full-service HVAC contractor handling installations, repairs, and maintenance for homes in the Bellingham area. Mini-Split Systems is a listed specialization on their site, with dedicated ductless pages. Years in business: 50+ years in operation since 1976. Emergency Response: same-day service is advertised on their availability page.
Score breakdown
Editorial Review
54
46%
Google Rating
77
17%
Local Search Rank
52
9%
Review Sentiment
62
15%
Years in Business
100
4%
Review Volume
48
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
Pros & cons
Pros
Strengths
- Long-established (50+ years in business)
Cons
- Mixed customer sentiment (score 62/100)
When to choose them
- You value a long-tenured local operator (50+ years in business)
Consider alternatives if
- You want a BBB-rated firm specifically
Services
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Bellingham, WAhome
Contact & hours
📞
🌐
📍
🕒
Call for hours
Frequently asked questions
What are the pros of Northwest Energy Systems of Washington Inc.?
Based on public records and customer reviews: Long-established (50+ years in business); Emergency response: same-day; Mini-split system specialist; Specializes in mini split.
What are the cons of Northwest Energy Systems of Washington Inc.?
Concerns flagged from public records and reviews: Mixed customer sentiment (score 62/100).
When should I choose Northwest Energy Systems of Washington Inc.?
Choose them if: You value a long-tenured local operator (50+ years in business).
What is the Vouched Score for Northwest Energy Systems of Washington Inc.?
60/100. Top contributing signals: Years In Business 100/100, Google Rating 77/100+ Review Sentiment 62/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Northwest Energy Systems of Washington Inc. been in business?
Northwest Energy Systems of Washington Inc. has been operating for 50+ years in Bellingham, WA.
How can I contact Northwest Energy Systems of Washington Inc.?
Call Northwest Energy Systems of Washington Inc. at +1-360-734-4328. Address: 4110 Marblemount Ln, Bellingham, WA 98226, USA.
What does HVAC service typically cost when working with a Bellingham, WA provider like Northwest Energy Systems of Washington Inc.?
AC repair typically runs $160–$695, and full AC system replacement runs $5,900–$13,900 in Bellingham, Washington. These are area-wide market estimates, not Northwest Energy Systems of Washington Inc.'s quotes. For an exact price, request a written estimate from Northwest Energy Systems of Washington Inc..
Does Northwest Energy Systems of Washington Inc. do Mini-Split Systems in Bellingham, WA?
Yes. Northwest Energy Systems of Washington Inc. lists Mini-Split Systems among its services and serves Bellingham, WA. Call +1-360-734-4328 for a quote.
Does Northwest Energy Systems of Washington Inc. do HVAC Installation in Bellingham, WA?
Yes. Northwest Energy Systems of Washington Inc. lists HVAC Installation among its services and serves Bellingham, WA. Call +1-360-734-4328 for a quote.
Does Northwest Energy Systems of Washington Inc. do AC Repair in Bellingham, WA?
Yes. Northwest Energy Systems of Washington Inc. lists AC Repair among its services and serves Bellingham, WA. Call +1-360-734-4328 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
Northwest Energy Systems of Washington Inc. (this company) ⭐ Rebates & Tax Credits |
60/100 | 4.3★ (55+) | 50+ |
| 79/100 | 4.8★ (275+) | 45+ |
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Profile last updated July 20, 2026.