Connecticut Energy Companies
226 companies listed

At The ALL-GAS & Equipment Company we can meet all of your propane gas needs. We service and deliver residential & commercial propane to all of Connecticut. Installing, Servicing and Filling any size tank! No tank is too large or small; From a 20lb tank for your grill or patio…

Alcan Chemicals is part of the the Alcan International Network (AIN) consisting of 40 offices conducting business in 65 countries worldwide. Headquartered in Stamford, Connecticut, we are a full service supplier of Chemical Products and Active Pharmaceutical Ingredients (APIs) to the Pharmaceutical,…

Pure elements, alloys and compounds. Highest commercial qualities. Quantities for research and for industry. We excel in the rare, the unusual, the hard to find. Contact us for solutions to your special requirements.Atlantic Metals & Alloys, LLC has been in business since 1983, supplying metals,…

In 1915, two brothers began the Spicer Plus journey by delivering ice and firewood to your homes and businesses. They built a company on honesty, integrity and an unwavering dedication to you, the customer. Through 100 years, three generations and a great deal of hard work, we’ve stayed committed…

Automatic Oil Delivery from Seymour, Connecticut Customers enrolled in Automatic Delivery have less to worry about, and that’s a fact.  We use our years of experience, unique comprehension of your homes’ energy consumption and efficiency, internal software, and daily climate measurements…

Since 1953, we at J & A Waterville Oil Service have strived to provide quality home heating fuel oil at the best prices to Naugatuck and the surrounding areas. We are proud to serve Connecticut homeowners with expert HVAC service recommendations, equipment installation, and repairs. We have vowed…

CITRINE POWERs mission is to help build a nationwide sustainable power infrastructure by expediting the deployment of proven renewable resource technologies in target markets. WHAT WE DO  CITRINE POWER is a developer of and investor in renewable power plants with a focus on larger scale commercial…

New Wave Renewable Energy Systems, Inc. (“New Wave”) is a privately-held Connecticut corporation created in April, 2008. After over 40 years of working in the construction, real estate development and energy industries, the company’s founder and President, Mr. Jean Marc Lacroix, started…

As a six-generation family business, we are proud to be the oldest family-owned and operated energy company in Fairfield County. From our humble beginnings as a hauling business with a single horse and wagon, we have continually evolved to meet the ever-changing needs of the communities we serve—always…

Berkshire Oil Inc. in Bristol, CT has been operating since 1977. We provide same day delivery in some cases or next day delivery at the latest. We are a family owned and operated business and provide FREE automatic oil delivery services. We serve homes and offices Whether you want heating oil delivery…

We know there are a lot of solar companies around, and it is not surprising given the growth of the industry and the incredible value that solar energy provides to businesses, but at Green Street we pride ourselves in providing exemplary solar service and offering solar support at almost any stage in…

Since opening it’s doors in 1990, Quality Propane has set the standard for propane companies in Connecticut. Being one of the first full service propane and heating oil dealers in the state, we are small enough to provide exceptional customer service but large enough to be able to handle all your…

We are Elite Energy, we have the BEST HEATING OIL PRICES, but more important then that, we are a full service, local, family owned and operated oil and propane provider serving Litchfield County. There is more to us than being just another oil company though, Were dependable, friendly and were really…

PosiGen was founded in 2011 with one simple goal: give low and middle income families access to affordable solar and energy efficiency to dramatically cut their energy costs and improve their lives. In post-Katrina New Orleans, our founders shared the rebuilding city’s frustration that thousands…

We are experts in marketing solar energy to the most discerning offtakers. Solar is an unknown quantity to many people. Traditional forms of power generation are so prevalent in our society that the mere mention of solar, geothermal, hydroelectric, or wind turbine energy can bring feelings of uncertainty…

Rural Fuels has been providing prompt, reliable fuel deliveries, equipment sales and service to Southwest Connecticut for more than 70 years–spanning three generations of family ownership. For more than 70 years, we’ve been serving our neighbors with fuel deliveries and service to meet their…

We’re one of the area’s largest energy suppliers and have been part of the community for years, serving our neighbors with a full range of heating, cooling and other home services. Customers are like family to us, that’s why they continue relying on us for the comfort services and…

In 2007, Georg Fischer Central Plastics acquired Connectra Fusion Technologies and set about consolidating its products and operations into their industry-leading lineup of pipe joining products and solutions.  A company devoted to providing a simple and cost-effective alternative for fusion machines…

We are a full service family owned and operated oil company offering automatic oil delivery, once on automatic delivery you become eligible for one of our price protection programs as well as a service plan. Capped and fixed price protection programs with budget options available and service plans with…

We at J.J. Sullivan have been providing reliable fuel oil delivery and heating system service to the Guilford, CT area for more than 90 years. As a full-service energy company, we also offer propane fuel delivery, installations, and service; air conditioning installations and service; indoor air quality…