Mon–Fri 7:30AM – 5:30PM

AC Repair in Marin & Sonoma County

When your air conditioner is not keeping up, John Owens Services helps restore comfort with careful diagnosis, honest recommendations, and experienced HVAC service. Serving Marin and Sonoma County homeowners since 1986.

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A reliable air conditioner makes a big difference during warm weather in Marin and Sonoma County. If your system is blowing warm air, cycling too often, making unusual noises, or struggling to keep rooms comfortable, professional service can help identify the cause before the problem gets worse.

At John Owens Services, we work on central air conditioning systems, ductless mini-splits, and other residential cooling equipment. Our goal is to help homeowners get the most life and performance from their existing systems whenever practical.

The John Owens Way is simple: maintain first, repair when needed, replace last. That means we look for the most sensible solution for your home instead of jumping straight to replacement.

Homeowners may also benefit from related services such as air conditioning installation, ductless mini-split systems, and heating services when evaluating overall home comfort.

Why Homeowners Trust John Owens Services

Since 1986, John Owens Services has helped homeowners throughout Marin and Sonoma County maintain comfortable, efficient homes. Our team focuses on careful troubleshooting, clear communication, and practical solutions that fit the condition of your system. We believe in maintaining equipment whenever possible, making repairs when needed, and recommending replacement only when it is the right long-term choice. This is true with both our air conditioning services and our plumbing services.

  • Serving Marin and Sonoma County since 1986
  • Licensed contractor #501853
  • Maintain first, repair when needed, replace last
  • Experience with central AC and ductless systems
  • Clear explanations and practical recommendations
  • Local team focused on long-term customer relationships

Signs Your Air Conditioner May Need Service

  • Warm air coming from supply vents
  • Uneven temperatures between rooms
  • Air conditioner runs constantly
  • System turns on and off too frequently
  • Unusual banging, rattling, or buzzing noises
  • Weak airflow from vents
  • Unexpected increases in energy bills
  • Water pooling around indoor equipment
  • Musty or unusual odors when the system runs
  • Home feels humid even when cooling is on

Frequently Asked Questions

How do I know if my air conditioner needs repair or replacement?

The answer depends on the age, condition, and performance of the system. We evaluate the equipment and explain your options so you can make an informed decision.

What air conditioning systems do you service?

We service many residential cooling systems, including central air conditioners and ductless mini-split systems.

How often should an air conditioner be maintained?

Most homeowners benefit from regular maintenance to help improve efficiency, identify developing issues, and support reliable operation. An annual maintenance inspection before cooling season begins is always recommended.

Why is my air conditioner running but not cooling well?

Reduced cooling can be caused by several issues, including airflow problems, thermostat concerns, dirty components, or mechanical faults. A professional inspection can identify the root cause.

Can regular maintenance help prevent breakdowns?

Maintenance can help identify wear, dirt buildup, and performance issues before they become larger problems, reducing the likelihood of unexpected failures.

Do you serve both Marin and Sonoma County?

Yes. John Owens Services provides plumbing, heating, and air conditioning services throughout Marin and Sonoma County.

Proudly Serving Marin & Sonoma

From the Marin coast to Sonoma wine country, we bring honest plumbing, heating & cooling to homeowners across both counties — based locally since 1986.

Ready to Get Started?

Schedule service with our trusted local team today.

Serving Marin & Sonoma Counties

Good plumbing, heating, and air conditioning systems are vital in every North California home. John Owens Services, Inc. is proud to be the expert plumbing company you can count on