Mainstream Electric, Heating, Cooling and Plumbing
Spokane Valley, WA HVAC · #1 of 3 · NATE-certified · 23+ yrs
At a glance
- Google rating
- 4.7★ from 5,610+ reviews
- In business
- 23+ years
- Services
- 8 HVAC services
- Service area
- Spokane Valley, WA + 5 nearby
- Phone
- +1-509-517-5912
Mainstream Electric, Heating, Cooling and Plumbing as a HVAC provider
Spokane Valley, WA HVAC · #1 of 3 · NATE-certified · 23+ yrs
Mainstream is Spokane Valley's go-to for fast AC repairs and cooling restorations. Mainstream lists NATE-certified technicians and licensed crews. Mainstream reports 20+ years serving Spokane Valley and North Idaho homeowners. Mainstream advertises 24/7 emergency dispatch, with most after-hours calls routed within an hour. Mainstream notes flat-rate pricing and financing, including a six-month 0% APR promotion.
Full-service HVAC, emergency AC repair, and system replacements across Spokane Valley and North Idaho. NATE-certified technicians (per site) handle installations and repairs, with 20+ years local experience. Flat-rate pricing is approved before work begins, and free estimates are advertised. Financing includes 0% APR six-month promotions (advertised).
Above the Spokane Valley, WA HVAC average of 78/100. Ranks #1 of 3 listed HVAC providers in Spokane Valley, WA.
| Signal | Mainstream Electric, Heating,… | Spokane Valley avg | Delta |
|---|---|---|---|
| Vouched Score | 90/100 | 78/100 | +12 vs avg |
| Google rating | 4.7★ | 4.7★ | matches city average |
| Review volume | 5,610+ | 1,920+ | +3687 vs avg |
| Years in business | 23+ | 23+ | matches city average |
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- Specializes in AC repair
- You need AC repair
- You need AC system replacement
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
90/100 | 4.7★ (5,610+) | 23+ | — | — | Upfront Pricing Free Estimates |
| 73/100 | 5.0★ (85+) | 5+ | — | — | — | |
| 70/100 | 4.5★ (70+) | 42+ | — | — | Best for Furnace Repair Best for Rebates & Tax Credits |
Mainstream Electric, Heating, Cooling and Plumbing as a AC Replacement provider
Spokane Valley, WA AC Replacement · #1 of 3 · NATE-certified · 23+ yrs
AC replacement specialist with documented full-system projects and high-efficiency upgrades. NATE-certified technicians are listed on Mainstream's site. Mainstream states flat-rate pricing is approved before work begins. The company advertises 24/7 emergency response for Spokane Valley summers. Projects note properly sized, high-efficiency package installs in Spokane Valley homes.
Central AC replacement across Spokane Valley and nearby North Idaho communities. NATE-certified technicians and licensed crews, per their site, handle installs. Years in Business: 20+ years operating in the Spokane area. Flat-rate pricing is approved before work, and financing includes a 0% APR six-month option advertised.
Above the Spokane Valley, WA AC Replacement average of 78/100. Ranks #1 of 3 listed AC Replacement providers in Spokane Valley, WA.
| Signal | Mainstream Electric, Heating,… | Spokane Valley avg | Delta |
|---|---|---|---|
| Vouched Score | 91/100 | 78/100 | +13 vs avg |
| Google rating | 4.7★ | 4.7★ | matches city average |
| Review volume | 5,610+ | 1,920+ | +3687 vs avg |
| Years in business | 23+ | 23+ | matches city average |
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- Specializes in AC replacement
- You need same-day AC replacement
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You value a long-tenured local operator (23+ years in business)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
91/100 | 4.7★ (5,610+) | 23+ | — | — | Highest Vouched Score Best for Honest Replace-vs-Repair Best for High-Efficiency Upgrades |
| 72/100 | 4.5★ (70+) | 42+ | — | — | Best for Commercial AC Replacement | |
| 72/100 | 5.0★ (85+) | 5+ | — | — | — |
Mainstream Electric, Heating, Cooling and Plumbing as a AC Repair provider
Spokane Valley, WA AC Repair · #1 of 4 · NATE-certified · 23+ yrs
Mainstream Electric lists AC repair and diagnostics with same-day and emergency response. Mainstream Electric states they use upfront flat-rate pricing and written diagnostics before work. Mainstream Electric notes NATE-certified technicians and background-checked staff. Spokane Valley's summer heat spikes make same-day emergency AC repair especially relevant. Care Club members receive priority scheduling and waived dispatch fees.
AC repair and diagnostics for Spokane Valley homes, with same-day and emergency response. NATE-certified technicians and background-checked staff support repairs and diagnostics. Honest diagnosis is emphasized, with flat-rate pricing and written estimates before work. Founded in 2003, the company lists over 20 years of local service.
Above the Spokane Valley, WA AC Repair average of 79/100. Ranks #1 of 4 listed AC Repair providers in Spokane Valley, WA.
| Signal | Mainstream Electric, Heating,… | Spokane Valley avg | Delta |
|---|---|---|---|
| Vouched Score | 90/100 | 78/100 | +12 vs avg |
| Google rating | 4.7★ | 4.8★ | -0.1 vs avg |
| Review volume | 5,610+ | 1,565+ | +4046 vs avg |
| Years in business | 23+ | 20+ | +2 vs avg |
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- You need AC tune-up & maintenance
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
90/100 | 4.7★ (5,610+) | 23+ | — | — | Highest Vouched Score Best for Honest Diagnosis Most Transparent Pricing |
| 81/100 | 5.0★ (485+) | 12+ | — | — | — | |
| 73/100 | 5.0★ (85+) | 5+ | — | — | — | |
| 70/100 | 4.5★ (70+) | 42+ | — | — | Best for Commercial AC Repair |
Mainstream Electric, Heating, Cooling and Plumbing as a Furnace Repair provider
Spokane Valley, WA Furnace Repair · NATE-certified · 23+ yrs
Mainstream leads with furnace repair and diagnostic-first workflows, per their site. Mainstream lists NATE-certified technicians on staff. Their site notes most after-hours calls dispatch within an hour in Spokane Valley winters. Mainstream advertises flat-rate, upfront pricing approved before work begins. The Care Club membership includes priority scheduling and seasonal tune-ups.
Full-service HVAC company focusing on furnace repair across Spokane Valley and North Idaho. NATE-certified technicians, per their site, handle gas-furnace diagnostics. Emergency Response: 24/7 with most after-hours calls dispatched within an hour, per their site. Flat-rate pricing is approved before work, with free estimates and financing available.
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- Specializes in furnace repair
- You need no-heat / emergency furnace repair
- You need furnace tune-up & maintenance
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
- You want a BBB-rated firm specifically
Mainstream Electric, Heating, Cooling and Plumbing as a Furnace Replacement provider
Spokane Valley, WA Furnace Replacement · NATE-certified · 23+ yrs
Mainstream Electric lists furnace replacement and full-system HVAC installs with properly sized outcomes.
Furnace replacement and full-system HVAC installs across Spokane Valley, with a focus on gas furnace changeouts. NATE-certified technicians are listed on their site. Flat-rate pricing is advertised, with 0% APR six-month financing options (advertised). High-efficiency, properly sized packages are noted in project descriptions.
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- You need same-day furnace replacement
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
90/100 | 4.7★ (5,610+) | 23+ | — | — | Highest Vouched Score Best for Honest Replace-vs-Repair Best for High-Efficiency (95%+ AFUE) Upgrades |
| 71/100 | 5.0★ (85+) | 5+ | — | — | Best for Gas Furnace Replacement |
Mainstream Electric, Heating, Cooling and Plumbing as a Emergency AC Repair provider
Spokane Valley, WA Emergency AC Repair · NATE-certified · 23+ yrs
Mainstream lists most after-hours calls dispatched within an hour. The company notes NATE-certified technicians on staff. Mainstream advertises upfront flat-rate pricing approved before work begins. Spokane summers drive urgent no-cooling calls across the valley and Mainstream points to same-day response. Review excerpts praise fast arrival times on emergency calls.
Emergency AC Repair specialists serving Spokane Valley and North Idaho. NATE-certified technicians, per their site, handle refrigerant and diagnostics. Emergency Response is advertised 24/7, with most after-hours calls dispatched within an hour. Flat-rate pricing is advertised and approved before work begins.
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- You need same-day AC repair
- You need after-hours AC repair
- You need 24/7 emergency AC repair
- You need same-day or after-hours service
- You need to finance the work
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
85/100 | 4.7★ (5,610+) | 23+ | — | — | Best NATE-Certified Shop |
| 67/100 | 4.5★ (70+) | 42+ | — | — | Best for No-Cooling Emergencies Best for Commercial Emergencies |
Mainstream Electric, Heating, Cooling and Plumbing as a Mini-Split Installation provider
Spokane Valley, WA Mini-Split Installation · NATE-certified · 23+ yrs
Mainstream highlights a mini-split project delivering room-by-room comfort upgrades. Mainstream employs NATE-certified technicians, per their site. Mainstream reports flat-rate pricing and 0% APR six-month financing options. Mainstream has served the Spokane Valley area for 20+ years. Mainstream notes same-day dispatching fits Spokane Valley's variable seasons.
Ductless mini-split installation focused on single- and multi-room retrofits around Spokane Valley. NATE-certified technicians are listed on the company site. Flat-rate pricing is advertised with upfront approval before work begins. Financing is available, including 0% APR for six months (advertised).
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You value a long-tenured local operator (23+ years in business)
- You want NATE-certified technicians
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
85/100 | 4.7★ (5,610+) | 23+ | — | — | — |
| 72/100 | 5.0★ (85+) | 5+ | — | — | — |
Mainstream Electric, Heating, Cooling and Plumbing as a Heat Pump Installation provider
Spokane Valley, WA Heat Pump Installation · #1 of 3 · NATE-certified · 23+ yrs
Mainstream Electric states a dedicated ducted heat-pump specialty with local project examples. The company lists NATE-certified technicians on staff. Mainstream advertises flat-rate pricing and 0% APR six-month financing promotions. Mainstream notes same-day service and priority scheduling across Spokane Valley. Their team links services to Spokane Valley's cold winters and inland climate demands.
Residential ducted heat pump installation across Spokane Valley and nearby North Idaho. NATE-certified technicians per their site handle installations and service. Financing available with 0% APR for six months advertised. Flat-rate pricing approved before work begins, per their online guarantees.
Above the Spokane Valley, WA Heat Pump Installation average of 76/100. Ranks #1 of 3 listed Heat Pump Installation providers in Spokane Valley, WA.
| Signal | Mainstream Electric, Heating,… | Spokane Valley avg | Delta |
|---|---|---|---|
| Vouched Score | 84/100 | 76/100 | +8 vs avg |
| Google rating | 4.7★ | 4.7★ | matches city average |
| Review volume | 5,610+ | 1,920+ | +3687 vs avg |
| Years in business | 23+ | 23+ | matches city average |
- High Google rating (4.7★ across 5,610+ reviews)
- Long-established (23+ years in business)
- NATE-certified technicians
- Background-verified team
- Emergency response: 24/7
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- Specializes in heat pump
- You need heat pump replacement
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.7★, 5,610+ reviews)
- You value a long-tenured local operator (23+ years in business)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Mainstream Electric, Heating, Cooling and Plumbing (this company) |
84/100 | 4.7★ (5,610+) | 23+ | — | — | — |
| 72/100 | 5.0★ (85+) | 5+ | — | — | — | |
| 72/100 | 4.5★ (70+) | 42+ | — | — | — |
What customers say
Services
- 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.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
Service area
Published pricing
Promotions
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$2500 OFF New HVAC System
As published: $2500 OFF New HVAC System"…r See offer details Expires 12/31/2026 HVAC Up to $2500 OFF New HVAC System Upgrade Your Home Cooling See offer details Expir…"
Maintenance plans
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Maintenance Plan
As published: Maintenance Plan"…vice requests are scheduled same-day or next-day. Maintenance Plan members are routed to the front of the queue and…"
Financing
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0% financing
As published: 0% financing"…Cooling See offer details Expires 12/31/2026 HVAC 0% APR · 6 Months New A/C System Financing No Payments,…"
Pricing model
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Flat-rate pricing
As published: Flat-rate pricing"…make it right. Period. No Surprise Fees Upfront, flat-rate pricing approved before we start. Easy Financing Flexible…" -
Upfront pricing
As published: Upfront pricing"…tactics, no surprises on the invoice. Flat-rate, upfront pricing You approve the price before we lift a wrench. Li…"
Estimates
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Free estimates
As published: Free estimates"…priority dispatch on emergencies. Do you provide free estimates? Yes. We provide free, no-obligation estimates on…"
Guarantees & credentials
- Licensed plumbers
- Licensed electricians
- Licensed technicians
- Licensed
- Licensed and insured
- Fully insured
- NATE-certified
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Mainstream Electric, Heating, Cooling and Plumbing?
When should I choose Mainstream Electric, Heating, Cooling and Plumbing?
What is the Vouched Score for Mainstream Electric, Heating, Cooling and Plumbing?
How long has Mainstream Electric, Heating, Cooling and Plumbing been in business?
How can I contact Mainstream Electric, Heating, Cooling and Plumbing?
What does HVAC service typically cost when working with a Spokane Valley, WA provider like Mainstream Electric, Heating, Cooling and Plumbing?
What pricing terms does Mainstream Electric, Heating, Cooling and Plumbing publish on their website?
Does Mainstream Electric, Heating, Cooling and Plumbing do AC Repair in Spokane Valley, WA?
Does Mainstream Electric, Heating, Cooling and Plumbing do AC Replacement in Spokane Valley, WA?
Does Mainstream Electric, Heating, Cooling and Plumbing do HVAC Installation in Spokane Valley, WA?
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Profile last updated July 20, 2026.