Get matched with top central vacuum installation pros in Great River, NY

THERMOSOURCE MECHANICAL LLC

4.70(

Customers say: Quick response

Recommended by 100% of Angi 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

"Great customer service. Friendly and knowledgeable staff."

Harish Y on January 2022

Charly normal plumbing & heating

5.00(

Customers say: Quick response

Charly normal plumbing & heating

Recommended by 100% of Angi 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

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

Frantz G on November 2023

REM Construction & Technical Service

REM Construction & Technical Service

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!

Energywise, Inc.

Energywise, Inc.

Emergency services offered

40 years of experience

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.

Surefire Mechanical Corporation

Surefire Mechanical Corporation

Customers say: Quick response

Recommended by 97% of Angi customers

12 years of experience

Surefire Mechanical Corporation specializes in HVAC repair and is ready to be your go-to Long Island plumber as well! We install and service all forms of residential and light commercial heating and air conditioning equipment, as well as offering various plumbing and electrical services!

"I sent a message to the company in the late evening regarding my broken central AC and Jason was here Tuesday morning to look at it. He tried to repair it but was not able to due to the age of the unit and the damage. We needed a new unit and he was here to put it in first thing Wednesday morning. Took him two hours and our AC was working. He was nice and professional. We felt the price was reasonable. Would use him again and recommend his business."

Janelle L on August 2022

"I sent a message to the company in the late evening regarding my broken central AC and Jason was here Tuesday morning to look at it. He tried to repair it but was not able to due to the age of the unit and the damage. We needed a new unit and he was here to put it in first thing Wednesday morning. Took him two hours and our AC was working. He was nice and professional. We felt the price was reasonable. Would use him again and recommend his business."

Janelle L on August 2022

Tedco Group, Inc.

Tedco Group, Inc.

Customers say: Quality work

Recommended by 91% of Angi customers

59 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

"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

The Electrical Wizard

The Electrical Wizard

Customers say: True professional

Recommended by 95% of Angi customers

35 local quotes requested

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade, and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business.

"They were on time, very efficient and did the work as expected "

Robert B on November 2025

"They were on time, very efficient and did the work as expected "

Robert B on November 2025

Smithtown House of Vaccums, Inc.

4.82(

Smithtown House of Vaccums, Inc.

4.82(

Customers say: True professional

Recommended by 97% of Angi customers

29 years of experience

We are the #1 choice for Central Vacuum systems in the New York Area! Our prices can't be beat! Your satisfaction is 100% guaranteed and we do warranty our products!

"They did a great job."

MITCHELL K on November 2024

We are the #1 choice for Central Vacuum systems in the New York Area! Our prices can't be beat! Your satisfaction is 100% guaranteed and we do warranty our products!

"They did a great job."

MITCHELL K on November 2024

Comfort Ductwork Systems, Inc.

4.97(

Comfort Ductwork Systems, Inc.

4.97(

Customers say: Quality work

Recommended by 94% of Angi customers

40 local quotes requested

Contact us for all of your heating and air conditioning installs or replacements. We also do install and repair of boilers and furnaces. We service all of Suffolk and Nassau counties. We are a member of the Better Business Bureau, EPA certified, and a member of PSEGLI Cool Homes Contractors.

"We just got a new AC unit and oil furnace installed. We couldn’t be happier ! They were very professional from the start. They were so good with all the details and took away our old units , very clean and organized and super nice guys. I already gave my family his info so they will be calling them in the future. The owner makes us his priority and does everything from start to finish. Gave us a great price and wonderful dealing with them. If we ever need anything in the future we will certainly call them. I highly recommend them. Nanci & franco "

Franco F on July 2025

"We just got a new AC unit and oil furnace installed. We couldn’t be happier ! They were very professional from the start. They were so good with all the details and took away our old units , very clean and organized and super nice guys. I already gave my family his info so they will be calling them in the future. The owner makes us his priority and does everything from start to finish. Gave us a great price and wonderful dealing with them. If we ever need anything in the future we will certainly call them. I highly recommend them. Nanci & franco "

Franco F on July 2025

Elm Air Conditioning Corp

4.40(

Elm Air Conditioning Corp

4.40(