Mainstream Electric, Heating, Cooling and Plumbing

Mainstream Electric, Heating, Cooling and Plumbing Solutions, Not Surprises.
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Mainstream Electric, Heating, Cooling & Plumbing, also known as Mainstream Electric and the home of Zapp the electrifying mascot, provides trusted electrical, HVAC & plumbing services throughout Spokane and the Inland Northwest. Mainstream Electric, Heating, Cooling & Plumbing is a home services company serving Spokane, Spokane Valley, Post Falls, Coeur d’Alene, and communities across the Inland P

acific Northwest. For over 20 years, homeowners have trusted our team for expert electrical, heating, cooling, and plumbing services backed by honest recommendations, quality workmanship, our Care Club membership program, and guarantees designed to give families confidence in the systems they rely on every day. GC & HVAC License #: WA CC LIC | ID 021329
Electrical License #: WA EC MAINSEL782DQ | ID ELE-J-18552
Plumbing License #: WA PC MAINSEL783C8 | ID 0661089
ID Septic Installer #: 15-107184

05/28/2026

From Craftsman homes to mid-century builds, if your home was built before the ‘80s, there’s a good chance your sewer line could be cracked, collapsed, or full of roots. 🏡

Don’t stress about tearing up your yard this summer. We offer trenchless sewer repair solutions designed to minimize disruption to your landscaping while providing long-lasting sewer line repair and replacement. 🤩

If you’ve been noticing recurring drain issues, slow drains, backups, or just have questions about your sewer line, our team is happy to help. We provide free estimates and are available nights and weekends.

From 49° mornings to 89° afternoons, your heating and cooling system is working double shifts this weekend. If your syst...
05/28/2026

From 49° mornings to 89° afternoons, your heating and cooling system is working double shifts this weekend. If your system is giving you any grief, we’re open evenings and weekends to help keep your home comfortable.

05/22/2026

Wishing you and your family a safe Memorial Day weekend as we take time to remember and honor those who served our country. 🇺🇸❤️💙

If your weekend projects don’t go as planned, don’t stress - our team is open and ready to help with plumbing, drains, electrical, and A/C needs all weekend long. To help make things a little easier, we’ve also waived dispatch fees for the holiday weekend.

05/21/2026

Drain pain is no joke. Austin and the team are available all week, including nights and weekends, to help with any drain issues.

If you hear gurgling, notice backups, or have slow drains, give us a call. We offer the best value in Spokane: $83 or FREE drain clearing with a camera inspection.

05/19/2026

With all of the rain the last few days, we’ve been seeing an increase in drain issues across the area. If your drains are slow, backing up, or not flowing like they should, our team is available nights and weekends to help!

Be sure to ask about our $83 or FREE Drain Clearing special.

04/21/2026

Drains can be a real pain this time of year. We’re open nights and weekends to help when backups, clogs, and slow drains can’t wait.

04/20/2026

Did you see the forecast? We’re heading into the 70s Sunday through Tuesday. ☀️

Our HVAC Manager, Norm, is jumping on with a few simple reminders to make sure your A/C is ready. We're open night and weekends if you have any questions.

04/07/2026

The sunshine today has us ready for summer! ☀️ With spring officially here, now is the perfect time to schedule your A/C Tune-Up before the summer rush hits. Tune-Ups are just $79, and we’re open nights and weekends to make scheduling easy.

Happy Easter! 🐰🌷 Enjoy the day - and if anything pops up at home, we’re open and here to help with plumbing, drains, HVA...
04/05/2026

Happy Easter! 🐰🌷 Enjoy the day - and if anything pops up at home, we’re open and here to help with plumbing, drains, HVAC, and electrical.

03/12/2026

Last night’s windstorm was intense. We hope everyone is safe.

Once your power comes back on, Bobby, our Electrical Manager, shares three important things you should check around your home. And as always, if you have any concerns, we’re happy to come take a look for free.

Address

12822 E Indiana Avenue
Spokane Valley, WA
99216

Telephone

+15095120461

Website

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