Heating Oil & HVAC Company in Old Lyme, CT

Oil Heater Repair & Installation

Whether your Old Lyme, CT home needs a new boiler, furnace, or water heater, or if you are in need of a heating system repair to your current equipment, Densmore Oil Company’s licensed and trained staff is here to help. We sell, install, and service all types of oil-fired energy-efficient heating equipment. In addition to installations and repairs, we offer annual tune-ups, comprehensive service plans, and oil tank protection. Whatever your oil heating needs may be, Densmore has you covered! Click here for financing options.

  • Boiler & Furnace Repairs
  • Oil Burner Tune-Ups
  • Oil Heat Service Plans
  • Heating Oil Tank Protection

Call (860) 536-7927 or click here for more information about Densmore Oil Company’s heating services in Old Lyme, CT.


Experience the DensmoreDifference

When you work with a local full-service home comfort provider like Densmore, you’ll only need to make one phone call and we can help with anything from heating system repairs and equipment installation to air conditioning services, plumbing services, heating oil delivery, and so much more. We are proud to employ youthful technicians, offer military discounts, and be a woman-owned, 3rd-generation family business.

MORE ABOUT THE DENSMORE DIFFERENCE

Plumbing Services in Old Lyme, CT

Densmore Oil Company provides a full suite of plumbing services when you need assistance. Whether it’s a running toilet, leaky faucet, clogged drain, or something else, we can handle it. Our highly trained team is led by a P1 Master Technician with more than 30 years of experience. We’re here to help with new plumbing installs, repairs, and any other project you need. Contact us for expert plumbing services for your home in Southeastern Connecticut.

  1. Plumbing service
  2. Plumbing installation
  3. Water filtration systems
  4. Water heaters

REQUEST PLUMBING SERVICE

Air Conditioning Repair & Installation

Old Lyme, CT residents have trusted Densmore Oil Company for reliable fuel delivery and heating system service for decades, but did you know that we offer a full array of air conditioning services, too? Whether it is time to schedule an annual air conditioning system tune-up or you would live to save money on your annual energy bills for years to come with a new central air conditioning or mini-split installation, call on Densmore Oil Company for expert service. Click here for financing options.

  • Central Air Conditioning Repairs
  • Ductless Air Conditioning Repairs
  • Air Conditioning Tune-Ups
  • Central Air Conditioning Installation
  • Ductless Mini-Split Air Conditioning Installation

Learn more about Densmore Oil Company’s air conditioning services in Old Lyme, CT! Just call (860) 536-7927 or click here.

Biofuel Delivery in Old Lyme, CT

Doing more for our customers has always come naturally to our team. Did you know that every gallon of home heating oil we at Densmore Oil Company deliver is actually Bioheat®? That’s right: our standard heating fuel to deliver is a cleaner, greener biofuel blend that helps save the planet and promote heating system efficiency. Since more efficient heating equipment means more energy savings, it’s a win-win! Call us today at (860) 536-7927 to place a delivery order. Learn more about heating with Bioheat in Old Lyme, CT.

REQUEST A FUEL DELIVERY

Military Discount for Home Heating Oil

Are you an active military member or a veteran?
Please take advantage of our military discount, which is inspired by our owner’s and our founder’s time spent in the service.

GET THE MILITARY DISCOUNT

Densmore Oil Company: Oil Delivery, HVAC Service & More

Are you searching for a new heating oil company in Old Lyme, CT? Make sure to choose an energy provider you can depend on for more than just affordable pricing and routine fill-ups We at Densmore Oil Company pride ourselves on prompt fuel delivery and honest heating oil prices plus complete heating system and air conditioning system services. Can you depend on your current fuel oil company for all of that? If not, make the switch to Densmore today!

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Competitive Heating Oil Prices in Old Lyme, CT

If you’re an oil heat consumer in New England, you know that quick delivery is not the only thing that matters when it comes to choosing a fuel provider; it’s also about paying a competitive price per gallon. As a customer of Densmore Oil Company, you can count on consistently affordable fuel oil prices along with the prompt delivery you need. What’s the price of heating oil today in Old Lyme, CT? Call (860) 536-7927 to find out and place your order!

Online Home Energy Account Access

At Densmore Oil Company, we strive to make sure all of our customers have the most convenient services available for their heating oil needs. That’s why we’ve added online bill payment to the list! Pay your heating oil bill online in seconds right here on our website with our secure payment portal. Become a Densmore Oil Company customer to take advantage of the many convenient services we offer for both heating and air conditioning. If you’re already a customer, click the button below to pay your fuel bill in seconds!

PAY YOUR OIL BILL ONLINE

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Annually voted the BEST Fuel and HVAC Service Company since 2018 in The New London Day and The Westerly Sun Reader’s Choice Awards

Densmore best of 2018
Best of 2019
Best of 2020
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Best of 2021
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Best of 2023

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