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HVAC Services

Air Conditioning Services in Renton, WA

over 3,900 reviews

Stay Comfortable No Matter the Heat—Call Gene Johnson for Professional AC Service Today!

Nestled between Lake Washington and the rolling foothills of the Cascades, Renton, WA enjoys a blend of natural beauty and urban access. Summers bring sunshine, waterfront picnics at Gene Coulon Park, and the occasional heatwave that makes a dependable air conditioning system more than just a convenience — it becomes a necessity.

At Gene Johnson Heating, Cooling, Plumbing & Electrical, we understand the rhythm of life in Renton. For nearly five decades, we’ve served homes and businesses throughout the region with one goal in mind: to keep our neighbors cool, comfortable, and confident in their systems. Our air conditioning services are designed for real people, real budgets, and real homes — not one-size-fits-all fixes.

Whether your AC is making strange noises, struggling to keep up with the heat, or you’re ready to install something new, our team of skilled professionals delivers reliable, lasting solutions that make your comfort the top priority.

HVAC Services

Built on Trust: Why Renton Homeowners Turn to Gene Johnson

In a town where community matters, who you hire for your home systems says a lot. Our reputation as a trusted HVAC company wasn’t built overnight — it came from decades of honest work, attention to detail, and putting customer needs before sales quotas.

Here’s what makes our team a favorite in Renton:

Established Local Experience

Since 1976, we’ve served King and Snohomish counties with pride. We know the homes in Renton — from Kennydale bungalows to Highlands split-levels — and the cooling challenges that come with each.

Professional Technicians Who Care

Our team is licensed, background-checked, and extensively trained. We don’t just fix things — we explain them. And we do it with courtesy and professionalism, every time.

Straightforward Pricing

Surprises are great for birthdays, not for HVAC bills. We provide clear estimates, walk you through the work, and make sure you understand every detail before we start.

All-in-One Services

In addition to air conditioning, we offer plumbing and electrical work, so whether it’s a thermostat upgrade or a breaker panel issue, you don’t need to call multiple contractors.

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*For 60 months on select services.

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Diagnostics And Consultations On HVAC Systems

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*Diagnostic or repair services are not included. This is a no-obligation consultation for homeowners interested in upgrading or replacing their HVAC and/or heating systems. Offer applies to residential properties only and must be scheduled during normal business hours.

More Than Just Cold Air: Precision Air Conditioning Installation

If you’re building a new home or finally adding AC to your existing space, you want a system that’s built to handle Renton’s heat — but also quiet, efficient, and tailored to your home’s unique footprint.

Our air conditioning installation process starts with an evaluation. We look at everything: square footage, insulation, room layout, sun exposure, and existing ventilation. No guesswork, no over-sizing, and no underperforming units.

We handle every phase of your cooling system installation:

  • Load calculations to determine correct system size
  • Recommending energy-efficient models that match your needs
  • Duct evaluation or modification if necessary
  • Code-compliant installation with all local permits
  • Post-install testing and walkthrough with the homeowner

You get more than a cold room — you get balanced comfort, lower energy costs, and a system that’s built to last.

When It’s Time to Move On: Thoughtful AC Replacement

Eventually, every air conditioner reaches a point where repairs are no longer cost-effective. Whether it’s outdated technology, rising energy bills, or frequent breakdowns, we help Renton homeowners make the transition with ease.

Signs your system may need replacing:

  • It’s 12-15+ years old
  • Repairs are becoming frequent or costly
  • Utility bills are creeping up without a change in use
  • Cooling feels inconsistent throughout the house

Our AC replacement team will explain your options, from high-efficiency central air systems to more compact ductless models. We work with trusted brands that offer solid warranties, and we’ll even help you with financing options on approved credit.

Immediate Help When It’s Needed Most: AC Repair in Renton

There’s nothing quite like realizing your AC is out during the hottest week of the summer. Whether the issue creeps up over time or hits suddenly, a broken air conditioner quickly becomes the center of your day — and not in a good way.

We offer fast, responsive AC repair services throughout Renton. Our trucks are fully stocked, our techs arrive ready to work, and we don’t leave until the job is done right.

Common air conditioning repair calls include:

  • Lack of airflow or warm air blowing from vents
  • Electrical issues such as tripped breakers or faulty capacitors
  • Unresponsive thermostats or incorrect temperature readings
  • Water leaks from the indoor unit
  • Unusual smells or loud noises
  • Icing or frozen coils

We believe in fixing what’s broken, not replacing what isn’t. But if your system is aging or the repair is more costly than it’s worth, we’ll help you explore AC replacement options that make sense for your budget and your comfort goals.

Stay Ahead of the Heat: Annual AC Maintenance

Think of AC maintenance as your cooling system’s wellness check. Skipping it might not seem like a big deal — until your unit fails when you need it most.

We recommend at least one air conditioning maintenance & tune-up per year. This helps catch early wear and tear, keeps performance at its best, and extends the life of your system.

A typical AC maintenance visit includes:

  • Cleaning evaporator and condenser coils
  • Checking refrigerant levels and pressure
  • Replacing or cleaning filters
  • Inspecting and tightening electrical connections
  • Testing thermostat accuracy
  • Lubricating motors and fan parts
  • Ensuring proper condensate drainage

Customers who stay on top of routine service experience fewer emergency repairs, lower energy usage, and better cooling during Renton’s warmest months.

Zoned Comfort, Smart Solutions: Heat Pumps & Mini-Splits

Not every house in Renton is built for central air. Some homes have been retrofitted over time, while others — especially additions or basements — simply don’t get enough airflow from a traditional system. That’s where ductless mini-split services and heat pumps come into play.

Heat pumps offer both heating & cooling in one efficient system. Rather than generating hot or cold air, they move it, making them a great fit for Renton’s moderate climate and an energy-conscious alternative to traditional HVAC systems.

Meanwhile, mini-splits are ideal for zoning. Want your home office cooler than the living room? No problem. These systems offer flexible control and installation without the need for ductwork. They’re perfect for ADUs, remodeled garages, or homes without existing ducts.

We provide full service for both systems:

  • Mini-split installation and zone setup
  • Mini-split repair and seasonal servicing
  • Heat pump sizing and installation
  • Heat pump repair and performance upgrades

Our team has hands-on experience with every system we install, and we only recommend what we’d feel good installing in our own homes.

A Complete Approach: HVAC Services That Work Together

At Gene Johnson, we do more than just fix or install systems. We deliver peace of mind. We understand that cooling is just one piece of the puzzle — your home’s comfort also depends on reliable heating, efficient plumbing, and safe electrical infrastructure.

We’re proud to offer comprehensive HVAC services in Renton, WA, and beyond, including:

  • Seasonal system inspections
  • Duct evaluations and sealing
  • Thermostat installation and upgrades
  • Emergency service for heating or cooling failures
  • Full HVAC repair and installation across all system types

When you work with us, you’re not juggling multiple contractors — you’re working with one experienced, responsive team that knows your home inside and out.

Ready When You Are: Schedule Your AC Services in Renton, WA

Whether your current unit is failing, your home doesn’t have air conditioning at all, or you’re simply looking to stay ahead of the heat, Gene Johnson Heating, Cooling, Plumbing & Electrical is here to help.

We’ve built our reputation on real relationships, smart solutions, and service that stands the test of time. If you’re ready to schedule air conditioning services in Renton, WA, just give us a call or book online.

From cooling repair to cooling system installation, from annual AC maintenance to modern upgrades like mini-split installation and heat pump conversion, we’ve got Renton covered.

Cooler, quieter, more comfortable days are just one visit away. Let’s make it happen — together.

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QUALITY SERVICE

Within Your Budget

The best plumbing, cooling, heating, and electrical services shouldn’t have to break the bank. That’s why we are happy to provide our customers with opportunities to save on their next service with us. Our current online deals are updated periodically, so there is something for everyone, whether you are a first-time customer or a long-time loyalist.

Here are some benefits of trusting Gene Johnson with your HVAC, Plumbing, and Electrical needs.
  • Best value service in Seattle
  • Always on-time arrival
  • No mess left after a job
  • Friendly team that truly cares about your safety and comfort
  • Fixed right guarantee
  • Upfront pricing
  • Follow up calls to ensure your peace of mind
  • Range of service options- no ultimatums!

Total reviews: 570 |

Average rating: 4.7

5

Mark Ochoa did a great job fixing our toilet issue, explained all the options and membership info. Would definitely want to have him come by again if we have an issue.

5

Hugo was the best – in and out quickly and did an amazing job!

5

Great work, very personable and educational.

5

Steven was very knowledgeable. Did minor gas work at my unit, I would use Gene Johnson again.

5

Steven did a fabulous job thank you!

5

David is absolutely fantastic! From the moment he arrived—following a water heater explosion that left us with four inches of flooding—he was professional, calm, and approachable. He took the time to walk us through every step of the process, ensuring we felt informed and confident in our options and next steps. His customer service is unmatched, and I’m incredibly grateful for his expertise, craftsmanship, and kindness.

5

Steven was very clear in explaining what the work entails and how much it will cost.

5

Trae Morrison was extremely helpful fixing my garbage disposal. He patiently explained how he fixed the issue and advised me on how to avoid issues in the future. He was very patient and professional – I highly recommend him.

5

Steven was in our house doing some major plumbing work. He did great or I should say excellent job.

5

Chase was amazing! Did excellent job and was very polite.

5

Steven Fritz was awesome!!

5

Steven Fritz was great! Fast, efficient and friendly…was able to diagnose our issue and resolve it. Highly recommended.

5

Derek Solberg showed up quickly and got right to work, figuring out my leak and how to fix it. He stayed late to get the job done and was kind and positive.
We went from, “Holy cow, our waterline blew, and our well turned our crawlspace and basement into a pond.” To “our water is back on, and we are good to go with updated piping.”
Thank you, Derek!

5

I have used Gene Johnson Plumbing quite a few times over the years and especially at my business location. They have always been quick to respond, quick to get it scheduled and very friendly and helpful in all my interactions with them. I will never call anybody else for my plumbing needs

5

Had a great experience with this company. David came in and fixed my water heater issue in a timely manner and was also super professional. Would highly recommend.

5

Very professional job. Jose was personable and caring. Him and his assistant got the job done quickly but with quality work.

5

Chase Bolen was great: knowledgible, effective an personable in my bathroom plumbing project.

5

Noah was great, finding all the problems in my plumbing.

5

I called on Friday afternoon, scheduled the visit, they came and did the replacement of the pressure valve, cleaned up and was out the door before 5PM. WOW! Saved me from a weekend without water pressure! Thank you and bless you GJP.

5

Derrick was very helpful to me. He was very professional and knew exactly what I needed. He checked everything and explained everything as well. He even had the equipment and repaired a pipe that looked like it was going to burst shortly. I really appreciate him and his relaxed manner.