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DDLC Energy
Heating Oil Delivery & Supplier in New London, CT

Your Regional Partner For Heating Oil Delivery, HVAC And Smart Home Energy Solutions

Proudly serving the year-round energy needs of homes and businesses throughout Eastern Connecticut and Rhode Island for the past 100 years.

Counties we service: Windham County, Tolland County, New London County, Newport County, Providence County, Washington County, Bristol County, Kent County.

Thank you for trusting us as the lead supplier of energy in your area.

Your HOP Energy Branch for Heating, Cooling, and Comprehensive Energy Services

Having earned our stripes with consistent delivery of heating oil to many homes across Eastern Connecticut and Rhode Island, our team is poised and prepared to lend a hand with a complete range of heating and cooling services—starting with maintenance and repair. Contact us to schedule a professional consultation today and get started on the needs of your home.

Proud Partners Of:

Learn About DDLC Energy

Discover why residents across Eastern Connecticut and Rhode Island choose DDLC Energy as their leading source for dependable and cost-effective heating, cooling, and air quality services.

Our Solutions


Home Heating Oil

• Worry free automatic delivery and monitoring
• Affordable price plan options
• Oil Storage facilities throughout the Northeast for customer security

Oil tank


• Worry free automatic propane delivery
• Affordable price plan options
• Residential or commercial propane
• Propane tank delivery & installation

24 hours support

24/7 365 Days Customer Emergency Service

• On-call service
• Remote monitoring
• Licensed and insured local technicians


Energy Star Equipment

• Full range of energy solutions
• Licensed and insured technicians
• Free in-home assessment

air conditioner

Air Conditioning

• Full range of Energy Star equipment
• Worry-free service agreements
• Licensed and insured technicians
• Mitsubishi Electric Mini-split installation



• Power up in seconds
• Honeywell and Generac equipment
• Financing as low as 3.99%


Air Quality

• High-efficiency purification
• Minimize effects of pollen, spores, mites, pets
• Improve HVAC efficiency

Smart home Heating

Nest Smart Home

Certified Pro Elite Provider of Nest Home Products
• Nest Learning Thermostat
• Nest Protect
• Nest CAM outdoor

Your One-Stop Source For Energy Solutions And Maintenance

As the leading home heating oil delivery service in Eastern Connecticut and Rhode Island, DDLC Energy’s local experts offer safe and dependable HVAC, air quality systems, and Smart Home solutions for year-round comfort and efficiency.

Ask us for an in-house consultation of your boilers, air conditioning, furnaces, heat pumps, water heaters, fuel storage, Smart Home and air quality systems. We offer a full range of efficient Energy Star equipment backed by proactive monitoring and 24/7 365 days on-call service–no service agreement required.

Delivery When and Where you Need

As part of the HOP Energy Family of Companies, DDLC Energy customers enjoy lower heating oil price plans.  Our seasoned dispatch department monitors and accurately predicts when you need a delivery, so you’ll never run out.

Our local expert teams are available to safely maintain all aspects of your system 24/7 365 days–no service agreement needed.

Join the family of satisfied customers who trust DDLC Energy to keep their homes comfortable. Contact us today to experience the difference!

Delivery To Homes Throughout Eastern Connecticut And Rhode Island

DDLC Energy has nearly a century’s experience supplying above ground and underground propane equipment and service to Rhode Island and Eastern Connecticut homes and businesses.

Budget heating


As a local subsidiary of HOP Energy, DDLC Energy offers some of the lowest propane prices in the area. And our price protection plans allow you to lock in a low rate for the entire season.

Customer support


Our sophisticated remote usage and weather monitoring systems ensure you'll never run out.

Customer service


We offer a wide range of propane-powered appliances, including furnaces, boilers, water heaters, and ranges. Our team can also assist with installation and maintenance to keep your propane system running smoothly.

As a local subsidiary of HOP Energy, DDLC Energy offers some of the lowest propane prices in the area. In the event of emergency, our 24/7 on-call technicians are here to help.

Contact our specialists at  866-395-7220 to learn more.

Propane Delivery & Tank Services

Residential & Commercial Delivery When and Where you Need

At DDLC, we offer a range of propane solutions tailored to meet your energy needs. Whether you’re looking for residential heating options, commercial applications, propane-fueled pool heaters or barbeques, our knowledgeable team is here to assist you. Contact us today to learn more about the benefits of propane and how it can enhance your energy efficiency and sustainability efforts 

Energy Star Heating And Air Conditioning Systems

DDLC Energy’s team are your local energy experts, with safe and reliable whole-house heating and cooling solutions backed by the strength of HOP Energy.

Once a system is installed, our technicians offer preventative maintenance inspections and 24/7 365 days on call customer emergency service to residents of Rhode Island and Eastern Connecticut.

Call 860-271-2020 for a free in-home HVAC assessment from a DDLC Energy expert.

Your Trusted Full-Service Energy Provider

No matter what your energy needs look like, our team is here to help. Connect with us to find custom-tailored solutions today.

Why Choose DDLC Energy?


Year-Round Efficiency and Comfort

Heating, air conditioning, air quality and Smart Home products.


Never Run Out

We track weather and your usage patterns to proactively deliver the heating oil you need.

24 hours support

Around The Clock Service

Licensed, insured and uniformed local technicians.

Customer support

Local to You

More than 90 years providing comfort to homes in your community.


Flexible Pricing

Capped, fixed or variable pricing options to suit your budget.

  • Monday : 10AM – 9PM
  • Tuesday : 10AM – 9PM
  • Wednesday : 10AM – 9PM
  • Thursday : 10AM – 9PM
  • Friday : 10AM – 9PM
  • Saturday : 10AM – 9PM
  • Sunday : 10AM – 9PM
+1 866-395-7220
+1 866-395-7220
Home Heating Oil Smart Home Products Air Purification Energy Star Generators Air Conditioning