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Spokane Valley, WA

The Best Electric, Plumbing, Heating & A/C Company in Spokane Valley, WA

We offer the best, most reliable plumbing, electrical, heating & cooling services for homes in Washington and Northern Idaho.

Mainstream Technician High Fiving Truck

Reliable Plumbers & Electricians

Experience the Comfort of Spokane Valley's Finest Home Services

Since the year 2000, Mainstream Electric, Heating, Cooling, and Plumbing has been the heart of home comfort in Spokane Valley. With two decades of dedication, we’ve mastered the art of crafting safe, efficient, and comfortable living spaces for thousands of homeowners like you. Our secret? It’s not just about fixing problems—it’s about providing peace of mind, enhancing your home’s efficiency, and ensuring your comfort through all seasons.

Why choose Mainstream? Beyond our expertise, it’s our commitment to high-quality service, trusted by thousands of happy homeowners across Spokane Valley. Whether it’s a flickering light, a chilly room, a too-warm summer day, or a leaky faucet, Mainstream is your go-to solution, ensuring every visit is met with the excellence and care your home deserves.

Don’t just take our word for it—experience the Mainstream difference today. 

Mainstream Offers

Special Offers and Coupons

Our Services

Repair, Install, Service & More


Our electricians will help get the lights turned on in thousands of Spokane area homes.

Air Conditioning

A/C repair, installation, maintenance, and much more.


Our heating experts will help keep you warm in the winter.


Like most people, you might not think much about your plumbing – until something happens.

Drains & Sewers

Your drains are nearly invisible, but far from invincible. We’re here to help keep things flowing.

Air Quality

From indoor air quality testing to dehumidifiers to filter exchanges - we can help keep your air clean.

Maintenance Plan

Our membership program is crafted to offer peace of mind and comfort to every Spokane home, blending professional care with a touch of local charm.

The Mainstream Difference

Rethink Home Services with Mainstream - Your Trust, Our Promise.

At Mainstream, we redefine home service excellence, ensuring every interaction is designed with your satisfaction in mind.

Flexible Scheduling

We honor your busy schedule by offering flexible booking options that cater to your availability. Our 24/7 service readiness means urgent or regular maintenance is just a call away, ensuring we're there when you need us most — in Spokane, Northern Idaho, and places in between.

Transparent Pricing

Trust starts with transparency. That's why at Mainstream, you receive straightforward pricing without hidden fees. We focus on solving your problems, not upselling unnecessary services. Our commitment to honesty is echoed in thousands of positive customer reviews praising our integrity.

Expert Technicians

Mainstream stands out with a team that receives ongoing training in the latest home service technologies and adheres strictly to industry standards. We treat your home with the utmost respect and care, approaching every job with precision and professionalism to ensure superior results.

2 Mainstream Technicians Sitting in Truck

Home Maintenance Plans

Stay Prepared with Our Home Maintenance Plan

In the diverse climate of Spokane Valley, where seasons swing from snowy winters to warm summers, the demand on your home’s electrical, plumbing, heating, and cooling systems intensifies. This unique climate means your home’s systems work harder, increasing the wear and tear on your appliances and systems. Mainstream offers comprehensive home maintenance plans tailored to address these challenges head-on.

Why do Spokane Valley homeowners need a maintenance plan? Home maintenance plans ensure your home’s systems are not just reactive to issues but are proactively cared for, preventing unexpected breakdowns when you least expect them. Regular maintenance checks can significantly extend the life of your systems, improve efficiency, and reduce energy costs. With our local expertise, we understand how Spokane Valley’s climate affects your home, allowing us to provide the preventative care needed to keep your home running smoothly, season after season.

Investing in a home maintenance plan is not just a choice; it’s essential for the longevity and efficiency of your Spokane Valley home.

Call or Schedule Your Service Online!

Elizabeth Kriner
Elizabeth Kriner

They were prompt,accurate in their proposal

Paul and Shane Did a fine job of bringing me up to codes

via Google
S Brendemihl
S Brendemihl

Josh and Levi were fast, friendly and able to answer all my questions. Even my dumb ones 😉

via Google
patsy moon
patsy moon

Ricky was so polite, I want to adopt him! He was worked his buns off! It was a difficult job but he refused to give up!! He danced a jig when he figured it out

via Google
Nancy Betts
Nancy Betts

Anthony was very informative, helpful, and knowledgeable. His information helped make our decision on servicing our air conditioners. Great guy, too.

via Google
Warren Stout
Warren Stout

Original appointment rescheduled a week later. Plumber arrived 3.5 hours late (3:30 pm vs. original 8-12 am window). Personnel were friendly, professional and completed work requested. They left the job site clean and tidy. Cost seemed high…

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via Google

Mainstream Reviews

5-Star Service, Guaranteed.

We are Spokane’s premier home services company since 2000, with thousands of satisfied customers. Discover our latest reviews today!

Awards & Accreditations

Spokane's Finest

Mainstream® has earned the trust of the community, being recognized with the following awards and certifications.

Repairing Homes Since 2000

Your Spokane Valley Home, Transformed

In the heart of Spokane Valley, where the demand for comprehensive home services has never been higher, Mainstream Electric, Heating, Cooling, and Plumbing stands out as a beacon of excellence. With a legacy stretching back to 2000, we’ve evolved to meet every facet of your home’s needs, specializing in delivering top-notch electrical and plumbing solutions that Spokane Valley homeowners rely on.

Imagine a home where every electrical system operates flawlessly, from the lighting to the most sophisticated home appliances, and where plumbing perfection means no leaks, no blockages, just seamless functionality day in, day out. That’s the peace of mind Mainstream delivers. Our skilled technicians are at the forefront of solving complex electrical challenges and plumbing puzzles, ensuring your home is safe, efficient, and comfortable.

But our expertise doesn’t end there. As Spokane Valley’s trusted name in home services, we also excel in maintaining and upgrading heating and air conditioning systems, providing a holistic approach to your home comfort. From emergency repairs to routine maintenance and installations, our comprehensive suite of services covers every corner of your home’s needs.

We don’t just address symptoms; we provide lasting solutions. Whether it’s modernizing your electrical systems, perfecting your plumbing, or ensuring your heating and air conditioning systems are at peak performance, Mainstream has the expertise Spokane Valley homeowners trust.

Join the thousands of satisfied customers who have made Mainstream their go-to for all home services. Experience the difference that professionalism, quality, and comprehensive care can make in your home. Contact Mainstream Electric, Heating, Cooling, and Plumbing today – where every call is answered with a solution.

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