heating oil delivery


home heating and air conditioning


Heating and Cooling

Heating and Cooling HVAC service

Oil, Propane & Natural Gas

Heating Service and Air Conditioning Service

What our customers sayWhen it comes to total home comfort, no one does it like Daniels Energy.
We deliver oil and propane. We also handle natural gas installations and conversions. Need HVAC repairs or an upgrade on your heating or central air conditioning system? Give us a call for heating service! Family owned since 1926, we pride ourselves on our reliable, courteous and ethical customer service.


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Oil Delivery & Heating Service:

Featuring Affordable Delivery & Service Plans.

Better Business Bureau and Angie's ListAs home heating oil specialists, we provide full heating and air conditioning services. That includes installation & servicing of HVAC systems, tanks, furnaces, boilers and hot water heaters. Our Fuel Oil costs less than the state average for Connecticut. We also install and service Mitsubishi Electric Ductless Heat Pump & A/C Systems.


Since 1926, the Daniels family has provided families like yours with power fuels and great customer service. As our communities have grown and home heating technologies have changed, we have kept up with the times. Only commitment to our customers has not changed. Call us today for courteous and ethical service. Our Delivery Plans and Service Plans are competitive, providing full service to meet your budget and home comfort needs.

Let Daniels Energy Do It.
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Oil, Propane and Natural Gas.

Courteous and ethical customer service since 1926. See what our customers say. Comprehensive heating and cooling services.  Sales, service and fuel delivery.

Oil • Propane • Gas
Heating & Cooling Services.

Daniels oil, propane, gas and HVAC service The Daniels family has delivered home heating fuels to families like yours since the 1920’s. We offer reliable Oil or Propane Delivery Plans with affordable Service Plans. See our service region.

Heating & Air Conditioning.
Expert Service.

HVAC sales, service and repairsWe are state certified and fully trained to sell, install and service all makes of heating and air conditioning systems. No matter your energy source; oil, propane, natural gas or electricity… we can help you!

Oil to Gas Conversions.  HVAC Systems.

natural gas conversions and service

Clean, safe natural gas is available in many parts of Central Connecticut and the Shoreline. Daniels Energy is the best choice for converting your home from oil to natural gas.


8 High Street, P.O. Box 32, Portland, CT 06480 • 24 Main Street, Centerbrook, CT 06409, P.O. Box 391 • Essex, CT 06426

Phone: 860-342-3778, 860-537-3011, 860-767-1920, 860-669-9674, 203-245-8660
Portland Fax: 860-342-4203, Essex Fax: 860-767-0442

Daniels Energy: CT License S1-385517 HOD#19 / Daniels Propane. LLC: CT License S1-302857 HOD #846