Connecticut Energy Companies
326 companies listed

For three decades, InterEnergy has powered people and cities across the Caribbean and Latin America – providing reliable, cost-effective and clean energy to the Dominican Republic, Panama, Jamaica, and Chile. Powering the Caribbean and Latin America since 1988 For more than thirty years, InterEnergy…

Bridge Energy Services, LLC is a leading energy management and consulting firm.  By using Bridges unique portfolio management approach, clients can make their operations more sustainable, diversified, and cost effective through energy procurement strategies, utility budgeting services, and onsite…

Over the years, Armstrong Home Heating Oil has built a great reputation with our exceptional customer service and high quality products. Founded in 2013, our company is considered the most reliable Heating Oil Supplier in the area. Read on to learn more about the products and the services we provide.

Earthlight Technologies is a family-owned and operated business based in Ellington, CT. We specialize in solutions for residential solar, commercial solar, and commercial energy efficiency projects. Our mission is to make the process easy and seamless. Therefore, our services include in-house custom…

Specialized Technology Resources (OTCMKTS:STRI) is a worldwide leader in solar panel encapsulation. We are committed to providing our customers with environmentally-responsible solutions through continual research, development and innovation.     STR strives to make the world a better…

OETI was organized in , and since then has been engaged in the design, development and manufacture of patented, non-tracking concentrating solar collectors, and the installation, and service of all types of solar energy systems.  The main thrust of this effort has been to reduce the complexity,…

Earth Energy Alliance is dedicated to improving our carbon footprint and reducing our nation’s dependence on foreign oil. We are committed to expanding the development and distribution of renewable sources of energy that can easily integrate into our lives today and into the future.  Earth…

St. Pierre Oil Co., Inc. was started in the 1920s by Fred and Mary St. Pierre. During the 1950s the company was turned over to their two children Fred and Marge. Currently, the company is owned by Freds wife and their children and Marges grandchildren from her daughter Marie.  The location of the…

Star Group, L.P. is a full service energy provider specializing in the sale of home heating and air conditioning products and services to residential and commercial customers. The Company also services and sells heating and air conditioning equipment andfor certain areas ,provides plumbing services.…

Iroquois Gas Transmission System, L.P., a limited partnership of four U.S. and Canadian energy companies, owns and operates a 416-mile interstate natural gas pipeline extending from the U.S.-Canadian border at Waddington, NY, through New York State and western Connecticut to its terminus in Commack,…

Saveway Petroleum, Inc. is a full-service energy company that delivers home heating oil, propane, kerosene, on-road diesel, off-road diesel, and gasoline to homes in Eastern Connecticut and southern Worcester County in Massachusetts. Our fully-trained and licensed technicians clean, service, and install…

Priority Fuels commitment to showing customers how turning there most non - performing asset, there home, into a great investment is unparalleled in todays energy standards . Energy consumption will decrease your income roughly 3 % a year, up grading or building a new house with a geothermal system…

MidKnight Oil Company, is a family owned local oil company. We offer excellent prices & service to ALL of our customers-NEW OR OLD! You will never have to sign a "contract" to buy oil at a discount price or to get great service. We believe happy customers return on their own without these "paper…

Citizens Oil Co-op has been dedicated to offering our members throughout Connecticut and Rhode Island lower prices on their energy needs for over 25 years. We look forward to you joining our heating and energy cooperative and cant wait to help you lower your energy bills! What is Citizens Oil Co-op?…

We are expert Connecticut solar power installers who specialize in the design and installation of home solar and commercial solar systems (and are members of the Solar Energy Industries Association). We also design and install wind turbines and solar thermal systems for home or commercial applications.…

Established in 2007, PurePoint Energy has been providing cities in Connecticut with high-quality, and long-lasting solar energy solutions. It is our preference and standard to only use the best solar modules and equipment for our installations. We work with you to create a custom solution specific to…

Founded in 1989 by Chris Lenda in Branford, Connecticut, Aegis is Connecticut’s oldest solar company. But over the years, we’ve kept in step with ever-changing customer needs in the fields of electronics and renewable energy – making us a trusted choice for a wide variety of solar…

C-TEC Solar is a fully integrated solar development company that handles all aspects of development including design and engineering to procurement and installation. We are a locally owned and operated company based in Bloomfield, CT with an additional office in Charlton, MA. The company holds a Connecticut…

Potential Energy, LLC specializes in home energy solutions for business and residents in Massachusetts and Connecticut.  Let us lead you through your energy efficiency upgrade, from research to implementation.  Our pleasant and knowledgeable staff will be there every step of the way to provide…

35 Plus years of quality Oil Heating & Oil Delivery Heating Oils Automatic Metered Delivery Interest Earning Budget Plans 24 HR. Emergency Service Prompt Payment Discounts Complete Oil Burner Service Our Service Trucks are Fully Equipped CALL US TODAY TO HAVE YOUR BURNER CLEANED !  A CLEAN…