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42 Years
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Emergency
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Trusted HVAC and Energy Services in Guilford, CT
East River Energy has been a trusted provider of energy products and services since 1984, serving residential and commercial customers across Connecticut and beyond. Our locally owned and operated business specializes in heating oil, propane, HVAC solutions, and emergency response services, supported by a proprietary fleet of over 50 vehicles. With decades of experience and a commitment to community partnerships, we prioritize reliable delivery, customer satisfaction, and safety.

Our team of certified professionals ensures prompt service, from routine maintenance to urgent repairs, while maintaining transparency and ethical standards. Recognized as a top heating/energy company in New Haven and the Shoreline, we combine industry expertise with personalized care to meet evolving energy needs. Our partnerships with organizations like Cure Rare Disease reflect our dedication to advancing community well-being beyond energy services.
Services
Residential Heating Oil Propane Gas HVAC Installation Pool Water Delivery Commercial Propane Motor Fuels Emergency Response Renewable Diesel Electricity & Natural Gas
Details
  • Year established: 1984
Highlights and features
  • Providing energy services since 1984 with a locally owned and operated team.
  • 24/7 emergency response for urgent heating and fuel needs.
  • Proprietary fleet of 50+ vehicles ensures prompt service across 13 states.
  • Recognized as Best Heating/Energy Company in New Haven (2024).
  • Certified technicians with expertise in HVAC, propane, and renewable fuels.
What people say
Outstanding technician Nate First-rate installation team Quick emergency response Knowledgeable and neat staff Above and beyond maintenance
Services
Residential Heating Oil
East River Energy delivers high-quality heating oil to residential customers with a focus on reliability and timely delivery. Our proprietary fleet ensures prompt service during peak seasons. Customers benefit from competitive pricing programs and emergency refills to prevent system failures.
HVAC Installation
We provide comprehensive HVAC installation services for residential and commercial properties, including heat pumps and energy-efficient systems. Our certified technicians ensure proper setup and offer maintenance plans to extend equipment lifespan while optimizing energy consumption.
24/7 Emergency Response
Our 24/7 emergency service addresses critical heating failures and fuel supply issues. Technicians respond promptly to after-hours calls, with recent examples including same-day boiler replacements and thermostat adjustments to prevent frozen pipes.
Propane Gas Services
We offer propane delivery and tank maintenance for residential and commercial clients. Services include tank inspections, refills, and emergency leak repairs. Customers appreciate our clean service practices and knowledgeable technicians like Paul Kryzwick.
Commercial Energy Solutions
East River Energy serves industrial, municipal, and government clients with bulk fuel delivery, HVAC maintenance, and renewable diesel options. Our scalable solutions support operations across 13 states, backed by a fleet of 50+ vehicles for consistent supply.
People
W.J. Dornfeld
HVAC Specialist
W.J. Dornfeld brings decades of HVAC expertise to East River Energy, specializing in commercial and industrial heating systems. His team's integration enhances the company's capacity to deliver complex climate control solutions.
Paul Kryzwick
Technician
Paul Kryzwick is a top-rated technician known for meticulous propane system maintenance and emergency repairs. Customers consistently praise his professionalism, attention to detail, and respectful service in residential settings.
Nate
Service Technician
Nate is a standout technician recognized for rapid diagnostics and heating system repairs. His ability to resolve issues like oil tank installations and emergency boiler failures has earned multiple customer commendations.
Mike Chickos
Project Manager
Mike Chickos oversees major HVAC installations and customer service follow-ups. His proactive communication and problem-solving approach ensure client satisfaction, as demonstrated in complex residential system replacements.
Denise Mangano
HR Manager
Denise Mangano leads human resources and compliance at East River Energy, ensuring staff development and adherence to ethical workplace standards. Her leadership supports the company's commitment to employee growth and community values.
Questions
What services does East River Energy offer?
We provide heating oil, propane, HVAC installation/maintenance, pool water delivery, commercial energy solutions, and 24/7 emergency response services.
Do you serve commercial clients?
Yes, we support industrial, municipal, and government agencies with bulk fuel delivery, HVAC systems, and renewable energy solutions.
Is emergency service available after hours?
Our 24/7 emergency response team handles urgent heating failures and fuel supply issues at any time.
What areas do you service?
We primarily serve Guilford, New Haven, and the Shoreline area, with energy distribution across 13 states.
How can I schedule maintenance?
Contact us via phone or online form to schedule HVAC tune-ups, propane refills, or system inspections.
Are financing options available?
We offer budget plans and pricing programs to help customers manage energy costs throughout the year.
Reviews (4)
Dawn Amore
Feb 23, 2021 Report
I have been getting oil since 2006 and never have I had such great service from a company. Their customer service representatives are so helpful and kind to their customers. Great Company, thank you East River Energy.
Kyle M.
Feb 05, 2021 Report
Absolute worst service I've ever received. I have had to purchase propane to heat my house for the last 3 years because I am a renter and do not own my propane tanks. At first service was fine, deliveries were relatively prompt, and didn't have an issue getting a quick fill when I accidentally ran out of propane mid winter. But since then they have been incredibly unprofessional, Eric in the office has texted me from his personal cellphone about my bill, one time even saying "are you just not going to pay your bill?" Phyllis in their office was not the slightest bit understand
Pat Zitano
Jan 31, 2019 Report
I called yesterday and talked to Eric. He was very pleasant and offered me assistance. He got back to me within an hour, delivery was made today. Thank you Eric. I would recommend East River to anyone. All are pleasant and ready to assist your needs
Steve B.
Mar 25, 2015 Report
My mom lives in West Haven. After 40 years her furnace needed replacing. She told me that she was getting estimates from her oil company and other contractors and the estimates were ranging from $15,000 to $30,000. I thought that sounded ridiculous and I was worried that people were preying on her. I remembered that my old West Haven High School classmate and football teammate, Don Herzog is in that business so I contacted him. They sent George McQueeney out to look at her furnace and they are going to take care of it for well under $10,000. If you are looking for good honest service, call