Top-rated heating oil pros.

Get matched with top heating oil pros in Great River, NY

There are 10 highly-rated local heating oil pros.

TRUSTED BY GREAT RIVER, NY HOMEOWNERS

  • Average homeowner rating star icon4.4
    Average homeowner rating
  • Verified reviews icon256
    Verified heating oil services reviews

Find Heating oil pros in Great River

THERMOSOURCE MECHANICAL LLC

4.70(
5
)
Approved Pro

THERMOSOURCE MECHANICAL LLC

4.70(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
8 years of experience

We're dedicated to providing our clients with the very best in installation, service, and repair for all of your Commercial HVAC needs. Our company is built on honesty and integrity. We specialize in central A/C and cooling systems as well as heating and furnace systems. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Great customer service. Friendly and knowledgeable staff."

Harish Y on January 2022

We're dedicated to providing our clients with the very best in installation, service, and repair for all of your Commercial HVAC needs. Our company is built on honesty and integrity. We specialize in central A/C and cooling systems as well as heating and furnace systems. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Great customer service. Friendly and knowledgeable staff."

Harish Y on January 2022


Avatar for Charly normal plumbing & heating

Charly normal plumbing & heating

5.00(
3
)
Approved Pro

Charly normal plumbing & heating

5.00(
3
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
3 years of experience

Charly normal plumbing & heating is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Professional, reliable, timely, he performed his task and the customer had to be satisfied."

Frantz G on November 2023

Charly normal plumbing & heating is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Professional, reliable, timely, he performed his task and the customer had to be satisfied."

Frantz G on November 2023


REM Construction & Technical Service

New on AngiNew on Angi
Approved Pro

REM Construction & Technical Service

New on AngiNew on Angi
Approved Pro
18 years of experience
Free onsite estimate

REM Construction & Technical Service Corporation is dedicated to providing professional quality work and customer service to each client we work with!

REM Construction & Technical Service Corporation is dedicated to providing professional quality work and customer service to each client we work with!


Avatar for Energywise, Inc.

Energywise, Inc.

New on AngiNew on Angi
Approved Pro

Energywise, Inc.

New on AngiNew on Angi
Approved Pro
40 years of experience
Emergency services offered

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.


Avatar for RSL Heating & Cooling LLC

RSL Heating & Cooling LLC

5.00(
3
)
Approved Pro

RSL Heating & Cooling LLC

5.00(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
3 years of experience

RSL Heating & Cooling LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Highly recommend RSL for any HVAC services, work was thorough and Rich is very knowledgeable. I look forward to his services in the near future!"

Joel M on October 2023

RSL Heating & Cooling LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Highly recommend RSL for any HVAC services, work was thorough and Rich is very knowledgeable. I look forward to his services in the near future!"

Joel M on October 2023


Duffy Electric

4.62(
356
)
Approved Pro

Duffy Electric

4.62(
356
)
Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
29 local quotes requested

DUFFY ELECTRIC is a friendly, family-owned business with over 23 years experience. We pride ourselves in honest, clean, and exceptional service. Duffy Electric is specialized in Residential type work. New construction and remodeling older existing homes. We also serve all commercial type buildings and stores for the NY area. Estimates are $59 +tax and waived if hired.

"They did a clean job and delivered exactly what I asked for."

James E on March 2025

DUFFY ELECTRIC is a friendly, family-owned business with over 23 years experience. We pride ourselves in honest, clean, and exceptional service. Duffy Electric is specialized in Residential type work. New construction and remodeling older existing homes. We also serve all commercial type buildings and stores for the NY area. Estimates are $59 +tax and waived if hired.

"They did a clean job and delivered exactly what I asked for."

James E on March 2025


Avatar for Tedco Group, Inc.

Tedco Group, Inc.

4.54(
324
)
Approved Pro

Tedco Group, Inc.

4.54(
324
)
Approved Pro
Customers say: Quality work
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
66 local quotes requested

We are dedicated to providing our clients with the very best in service, installation, and repair for your heating and cooling needs. We are a locally owned and operated company that values honesty and integrity. We specialize in central A/C and cooling systems as well as heating and furnace systems. We take pride in the quality of our work and our commitment to outstanding results and look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Good service. Nice guys that got us back up and running. Communication could have been a little better but overall, it was a good experience. I will use them again for sure. "

Brian M on August 2025

We are dedicated to providing our clients with the very best in service, installation, and repair for your heating and cooling needs. We are a locally owned and operated company that values honesty and integrity. We specialize in central A/C and cooling systems as well as heating and furnace systems. We take pride in the quality of our work and our commitment to outstanding results and look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"Good service. Nice guys that got us back up and running. Communication could have been a little better but overall, it was a good experience. I will use them again for sure. "

Brian M on August 2025


Avatar for JB Comfort Heat and Air Conditions

JB Comfort Heat and Air Conditions

4.80(
41
)
Approved Pro

JB Comfort Heat and Air Conditions

4.80(
41
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
41 local quotes requested

I’m a US veteran that continue serving to the community by providing the best service in home repairs. I’m honest man if I can’t do, it I will tell you on the spot. I can fix many things; plumbing, Electrical issues, Decks, heating and Air conditioner, Power washing, Roof patching., Fences repair and install. Text me for free estimates!!

"Excellent job from a perfect knowledgeable gentleman. Reasonably priced. Definitely call him."

Joseph S on November 2025

I’m a US veteran that continue serving to the community by providing the best service in home repairs. I’m honest man if I can’t do, it I will tell you on the spot. I can fix many things; plumbing, Electrical issues, Decks, heating and Air conditioner, Power washing, Roof patching., Fences repair and install. Text me for free estimates!!

"Excellent job from a perfect knowledgeable gentleman. Reasonably priced. Definitely call him."

Joseph S on November 2025


"I will recommend this company to my friends and family."

Sheena L on October 2025

We are an owner operated Heating & A/C company. We offer installation, repair, and maintenance of various HVAC Systems. The company is staffed by experienced and knowledgeable professionals who are certified and licensed to perform these jobs.

"I will recommend this company to my friends and family."

Sheena L on October 2025


Avatar for KS Mechanical Services

KS Mechanical Services

5.00(
11
)
Approved Pro

KS Mechanical Services

5.00(
11
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
160 local quotes requested

At KS Mechanical Services we take great pride in our experience, expertise, quality and customer service we provide to meet the consumer’s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. KS Mechanical's expertly trained staff will work with you to design new systems for your home or office to keep within your budget. Our reputation is based on service, safety and quality, regardless of how large or small the job. **10% SENIOR CITIZEN DISCOUNT **FREE ESTIMATES FOR NEW INSTALLATIONS AND REPLACEMENTS **FINANCING AVAILABLE

"Excellent! Exuded confidence a dedication.Lance did a great job. Very kind as well."

Sarah P on May 2025

At KS Mechanical Services we take great pride in our experience, expertise, quality and customer service we provide to meet the consumer’s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. KS Mechanical's expertly trained staff will work with you to design new systems for your home or office to keep within your budget. Our reputation is based on service, safety and quality, regardless of how large or small the job. **10% SENIOR CITIZEN DISCOUNT **FREE ESTIMATES FOR NEW INSTALLATIONS AND REPLACEMENTS **FINANCING AVAILABLE

"Excellent! Exuded confidence a dedication.Lance did a great job. Very kind as well."

Sarah P on May 2025

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Heating Oil questions, answered by experts

Yes, technicians check refrigerant levels, loop performance, and system calibration for peak efficiency.

Regular inspections, loop flushing, and checking heat exchangers help extend system lifespan.

Costs depend on system age, type, labor, and whether part replacements are necessary.

Most maintenance checks take 2-5 hours, though extensive repairs may take longer.

You can expect a geothermal system to last for years. According to the Department of Energy, the underground infrastructure for the heat pumps lasts about 25 to 50 years, which includes the pipes buried in the soil. The actual heat pump itself has a life span of around 25 years.

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