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Connecticut Energy Companies
454 companies listed

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Controlled Air Inc
Branford, Connecticut, United States
Basic Member
Since Nov, 2020
Founded in 1980, Controlled Air, Inc. is a family-owned and operated commercial heating, ventilation, air conditioning and temperature controls company. We have always been on the forefront of technology, bringing sophisticated solutions to the challenges of today's complex applications.  Controlled…
W W Rothmann Inc
Plainville, Connecticut, United States
Basic Member
Since Nov, 2020
W. W. Rothmann was founded in 1988 by Warren Rothmann, who previously was Vice President of Sales for Connecticut Air Conditioning Company (ConnAir), which distributed Carrier Corporation products in the state. At the same time, his son Doug was a sales engineer in the commercial sales department at…
Benvenuti Oil Co Inc
Waterford, Connecticut, United States
Basic Member
Since Nov, 2020
Benvenuti Oil Company was founded by Gotardo and Regena Benvenuti, in 1950. He was given the nickname “Ben” by his customers and for over 50 years his wife, friends and family referred to him as such. Ben grew up in the Fort section of New London with his six brothers and one sister. He…
Nero Air Conditioning & Heating Inc.
North Haven, Connecticut, United States
Basic Member
Since Nov, 2020
Connecticut. Known for our frigid New England winters and humid summers. Since 1988, Nero has been keeping Connecticut’s customers comfortable – running in-home diagnostics, repairing old systems and installing new ones. Thinking about converting from oil to gas? Cooling Systems We install…
Doosan Fuel Cell America, Inc
South Windsor, Connecticut, United States
Basic Member
Since Nov, 2020
Headquartered in South Windsor, Connecticut, Doosan Fuel Cell America is the world’s reliability leader in stationary fuel cells. Vision To become the leading global fuel cell company that creates value for our customers through unparalleled products and technology. History Doosan Fuel Cell America,…
A&B Cooling & Heating Corporation
South Windsor, Connecticut, United States
Basic Member
Since Nov, 2020
Since 1973 A&B Cooling & Heating Corp. has been keeping their customer’s homes a safe and comfortable environment. Always seeking systems that provide the greatest efficiency and comfort levels, A&B began installing geothermal systems in 1995. Since that time, with over 500 satisfied…
King Energy LLC
Willington, Connecticut, United States
Basic Member
Since Nov, 2020
After the dominant load has been calculated, the equipment can be specified.  The efficiency of the equipment affects the loop dimensions.  The ground loop should be thought of as your oil tank, and that it has access to sufficient heat /cool to get the building through the dominant period.…
Hydrolevel Co
North Haven, Connecticut, United States
Basic Member
Since Nov, 2020
Hydrolevel Company was founded in 1965 by Michael DeLeonardis, an engineer specializing in steam pressure vessels. Through his vast experience with steam boilers, Michael became well aware of the shortcomings of float-type level controls. The moving mechanical linkage was often no match for the harsh…
HydroAir
Wallingford, Connecticut, United States
Basic Member
Since Nov, 2020
At HydroAir, we are the leading distributor of industrial and mobile hydraulic, pneumatic and electronic automation solutions in the US Northeast Atlantic Coast – from complex components to practical supplies to expert engineering support for total control solutions. At HydroAir Hughes, we understand…
ENCON Heating and Air Conditioning
Stratford, Connecticut, United States
Basic Member
Since Nov, 2020
ENCON is an extremely family-friendly company. While some companies pay lip service to create a supportive environment for working mothers, ENCON delivers. In my personal experience, coming from a large “corporate” company, where women were blatantly penalized for having children by being…
Onze Southern Connecticut Plumbing & Heating
Milford, Connecticut, United States
Basic Member
Since Nov, 2020
Onze Southern Connecticut Plumbing & Heating was opened in November of 1989. After having worked in the plumbing & heating trade for over eleven years, Jim set out with one truck and one scheduled job on the books. His reputation for top quality work spread quickly and continues to set the standard…
Blake Equipment
East Windsor, Connecticut, United States
Basic Member
Since Nov, 2020
OUR MISSION is to supply peak performance water and thermal energy solutions, equipment, products and services to industry and the trades through our channels as a specialty distributor and manufacturers’ representative. OUR VISION is to be the leading “single source” supplier in our…
Preferred Energy Group
Vernon, Connecticut, United States
Basic Member
Since Sep, 2020
Violette Mechanical was originally started in 1991 in East Windsor, Connecticut. We then expanded into a full service oil delivery & service company in 1996 as Ellington Oil Company and into a full service propane delivery & service company in 2008 as Preferred Propane. All 3 companies are together…
ETTER Engineering Company, Inc
Bristol, Connecticut, United States
Basic Member
Since Sep, 2020
ETTER Engineering has historically served the Northeast providing gas equipment and systems to countless markets and applications since 1940. ETTER Engineering originated as a manufacturer’s sales representative firm and has evolved into a multi faceted company as well as its own brand. Although…
Spring Brook Ice & Fuel Service
New Britain, Connecticut, United States
Basic Member
Since Sep, 2020
We have been dedicated to serving our community since 1918. To us, it’s more than a job—it’s a commitment to providing top-quality service at affordable prices to each and every one of our customers. Our commitment to getting the job done right the first time is what sets us apart…
Quinoco Inc
Bristol, Connecticut, United States
Basic Member
Since Sep, 2020
Quinoco Energy Services, Inc. is a full-service fuel and HVAC energy company servicing customers from three primary locations in Connecticut. Our office and storage facilities in Farmington, Bristol, and Torrington, CT enable us to provide premier services to our community of customers throughout western…
GasWorks Propane
Wallingford, Connecticut, United States
Basic Member
Since Sep, 2020
FOR OVER 25 YEARS, GAS WORKS PROPANE CO. has been Connecticut’s trusted choice for propane supply and home appliances. We’re a local company that puts you first – that means no contracts, and no commitment. And with our own storage facility, we can guarantee that our customers will…
Ppi Gas Distribution Inc
Naugatuck, Connecticut, United States
Basic Member
Since Sep, 2020
BROEN INC. in Birmingham, Alabama, and a partially owned subsidiary of BROEN A/S, was founded in February 1997 to provide U.S. production and to create a higher level of efficiency for our customers
Standard Oil of Connecticut
Bridgeport, Connecticut, United States
Basic Member
Since Sep, 2020
More than 100 years ago my father would welcome new neighbors to the community with a warm smile and firm hand shake as he delivered coal in his horse-drawn cart. I have made it a point to continue the tradition of welcoming our new neighbors, despite the fact that the days of the horse-drawn cart are…
Vinci Oil Company
Middletown, Connecticut, United States
Basic Member
Since Sep, 2020
It began with the marriage of Joe and Mary Vinci in 1934. They traded in their 1930 Buick for a truck and our family business began, first delivering coal and then changing over to oil deliveries.   We want to give a special thank you to our customers! You’re the greatest! We are celebrating…
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