Welcome to Sullivan Heating & Cooling!

$25 off of a Repair, OR
Special Financing Available with approved credit on a new system install!

Welcome To WOC Energy

$25 off of a Repair, Or
Special Financing Available With Approved Credit on a New System Install!

We will keep you warm in the winter and cool in the summer—and just as

comfortable in between.

2025 Early Bird Specials

CALL TODAY – for a FREE Estimate on a new heating or colling system or to schedule an Early Bird service!

A/C UNIT - START-UP

$

139.95

*Parts Extra | Oil, Propane, or Natural Gas Systems

Call by 5/31/25 to Schedule

HEATING UNIT - Clean & Service

$

139.95

*Parts Extra 

Call by 5/31/25 to Schedule

HVAC

HVAC Maintenance & Repairs

Maintenance is the cornerstone of our business. Our team is qualified to service and repair air conditioners and heat pumps, plus boilers and furnaces that use gas or oil. We do everything from performing seasonal tune-ups to replacing faulty parts. In the spring, we can tune up your air conditioner, check the refrigerant levels and make certain that it’s ready for the summer. In the autumn, we can service your furnace or heating system, check the burners, change the fuel filters and ensure that your heater will perform safely throughout the winter.

Air-Conditioning

Air Conditioning Installation and Replacement

Replacing an air conditioner or heater is an eventuality that every homeowner will face. You can make the most of it by installing an energy-efficient replacement. If your current system costs too much to run, can’t be repaired or isn’t keeping your home comfortable, a new air conditioner is an investment that can save you money.

 

You deserve the best. Give us a call, and we will impress you with our quality products, unmatched service, affordable prices and professional staff. If you need another reason to choose us, here are a few.

 

  • We have more than two decades of experience in the HVAC industry.
  • We are a factory-authorized Tempstar, Mitsubishi, and Samsung dealer.
  • We employ NATE-certified technicians.
  • We are a state licensed HVAC contractor.

HVAC Maintenance & Repairs

Heating fuels

Heating Oil, Propane and Fuel Delivery

You can count on us for all of your fuel delivery needs. We’re pleased to provide propane and conventional heating oil to customers throughout the region. We’ve delivered clean, high-quality fuel at competitive prices for more than a century. For added convenience, we can provide automatic delivery on a customized schedule to ensure that you’ll never run out of fuel or have to worry about measuring your tank again. To purchase heating oil or LP gas for your fireplace, dryer or major appliances, we’re the company to call.

 

If you have questions or need service today, please contact us. Our staff will be happy to provide answers or to schedule an appointment that fits your schedule. If it’s important to you, it’s important to us.

Testimonials

See What Our Clients Have to Say