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Products & Services

Home Energy Saving & Audit
energy efficiency audit
energy saving devices
energy saving products
energy saving tips
home energy audit
home energy conservation

Home Insulation
attic insulation
blown in insulation
cellulose insulation
duct insulation
green insulation
insulation contractors
pipe insulation
reflective insulation
roof insulation
spray foam insulation
wall insulation
window insulation

Water Heaters
electric water heaters
gas water heaters

hybrid water heaters
high-efficiency water heater
hot water heaters
indirect water heater
instant hot water heater
on-demand hot water heaters
tankless water heaters
water heater installation
water heater replacement

HVAC Systems
air conditioning contractors
air conditioning systems
boiler heating systems
central air conditioning
ductless air conditioning
gas furnace
heating and cooling systems
high-efficiency furnace
home heating systems
HVAC companies

Air Sealing
sealing air leaks
air duct leakage
air duct sealing
air leakage testing
door air seal
window air leakage

Radiant Barrier
radiant barrier insulation
radiant barrier cost
roof radiant barrier

Ductwork
ductwork repair
ductwork installation
ductwork cost
furnace ductwork
HVAC ductwork

Renewable Energy

Geothermal heating and cooling

Solar Energy

Solar panel installation

Solar heating

Solar electric

Plumbing

Emergency plumbing

Plumbing repair and installation

Electric

Commercial Work

Renewable energy Mechanical, Electrical and Plumbing

Energy Services

Before and After Pictures from Cortland County

Ground-Mounted Solar Install in Cortland, NY

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Company Awards

2023 BBB Torch Award for Ethics

Halco has been awarded the prestigious 2023 Torch Award for Ethics by the Better Business Bureau (BBB). This award recognizes... [Read more]

NY-GEO Top Job Award

Halco won the GeoStar 'Top Job' award for the installation of a high-quality geothermal system at the historic Noble House... [Read more]

2014 Home Performance with ENERGY STAR® Century Club Award

New York State Energy Research and Development Authority (NYSERDA) and the Department of Energy (DOE) have awarded Halco with The... [Read more]

More Awards

Spray Foam Insulation & Home Heating Contractor Serving Cortland County, NY

Thanks to Matt, he got us up and running. Was very informative......

Testimonial from Judi from Hartford, NY

Happy Customers Surrounding Cortland County, NY

Testimonials

Reviews

Work Requests

Click the icons to see what our customers had to say.

Testimonials from our customers in Cortland County, NY Barbara D. Morningside Dr

Very impressed!

Mary M. Cleveland St

Was very knowledgeable, courteous and knew what he was doing...

James C. East River Road

It’s a good company, reliable, and I have nothing but good to say about it!

Damien P. Morningside Dr

I appreciate the information Matt shared with me: how water heater work...

Bill C. Huntington St

Appreciate your service and intregrity - and we can't say enough about...

Bob & Lori V. Cedar St

Very cordial - went out of his way to provided service for...

Ann G. Williams Street

The duct cleaner was helpful in pointing our two problems with our system that required attention at some point.

Donal S. Charlest St

John's a good guy - polite & respectful - and even a...

Don & Helen S. Charles St

Your technician was most helpful in explaining the problem and showing us how to address it in the future.

Don S. Charles St

Always have - Always will. It's a pleasure to do business with...

Phyllis M. Clayton Ave

Your serviceman was so helpful and solved the problem - Thank you...

Ronald D. Owego St

John was very polite and did a real good job.

John H. Prospect Terrace

First rate as always; Matt is a good rep for your firm...

Herman W. Euclid Ave

Brian was courteous, friendly, fast, neat and cleaned up - professional...

Richard M. Taylor St

Installers were professional, on time, and reviewed the work they did when they finished.

Rick M. Taylor St

Very satisfied with work and technicians as always.

Virginia R. Faywood Avenue

Jacob is a lovely young man, very focused, diligent, thorough. I am VERY pleased with him and with Halco. Thank you very much.

Brandy H. Delaware Ave

Polite, considerate, knowledgeable and gave me helpful advise about my water heater, out of the kindness of his heart.

Catherine C. Water St

Tom is a gentleman and an outstanding person.

Nick M. Page Green Rd

Matt S. is very professional and competent. Reflects well on your company...

Barbara S. Ellwood Ave

Technician was Scott Bernardo - Did a wonderful job. Took AC apart...

Amy H. Ellwood Ave

Thanks for getting our heat to work, especially on Super Bowl Sunday night.

Jean S. Mildred Ave

Professional, friendly, meticulous with work, a pleasure to have in my home...

Joan W. Parker Avenue

I call Halco because they can be relied on to show up and give excellent, prompt service.

Mary Jane W. Glenn St

Thom Mayo was very courteous and well-informed about my furnace and hot water heater...

Don & Pat B. Halstead Rd

Russ provided excellent service. When he thought the job was done, the...

William M. Walden Oaks Blvd

Dave was wonderful. He was here when he said he would be...

Mary Lee M. Cosmos Hill Rd

Scott was thorough. He not only corrected the problem and explained things...

Reviews from our customers in Cortland County, NY

5.0/5
Jeanette H. Jeanette H.

4.8/5
Meghan A. Meghan A.

5.0/5
Aimee D. Aimee D. Ridge Rd

5.0/5
Meghan A. Meghan A. Highland Ave

5.0/5
Meghan A. Meghan A. Highland Ave.

5.0/5
Mark W. Mark W.

Very knowledgeable and friendly technicians, I was very impressed with their work

5.0/5
Wayne H. Wayne H. MAPLE AVE

Your guys did a great job, nice people.

5.0/5
John S. John S. Kellogg Road

5.0/5
Cindy H. Cindy H. MCGRAW MARATHON RD

Was very impressed with clean up and respect of my hings.

4.8/5
Todd M. Todd M. Maybury Rd

4.6/5
Susan M. Susan M. Kent Dr

All work was done on schedule and was very professional. Very knowledgeable, friendly, and considerate.

5.0/5
Susan M. Susan M. Kent Drive

5.0/5
Susan W. Susan W. Stephens

5.0/5
Nathan, Mclyman Nathan, Mclyman Hickory Lane

Hans was very helpful in making understand the basic workings of my furnace. He also explained what we needed to improve air flow.

5.0/5
Dan C. Dan C. Hickory Ln

The work crew showed up on time and worked through lunch until nearly 7 p.m. to complete the work.

5.0/5
Linda S. Linda S. Hyatt St

5 Star service!

5.0/5
Linda S. Linda S. Hyatt St

5 star overall service.

5.0/5
Chad H. Chad H. Central Ave

5.0/5
Sylvia M. Sylvia M. Excelsior St.

I love Halco, but I have friends who don't. I just ignore them and other friends the good stuff. But some people think Halco is a ripoff. They're just wrong.

5.0/5
Sylvia M. Sylvia M. Excelsior St.

4.8/5
Jerry C. Jerry C. Morningside Drive

5.0/5
Tamara E. Tamara E. Port Watson St

5.0/5
Chad H. Chad H. Crandall St

4.7/5
John R. John R. Crandall St

5.0/5
Joe D. Joe D. PARKWOOD DRIVE

I feel Halco is doing its best to solve a never ending problem that has been present since installation.

5.0/5
Chad H. Chad H. Crandall St

Cortland County's Expert HVAC, Insulation & Renewable Energy Company

For a FREE no-obligation estimate in Cortland County, NY, please fill out the form to the right and Halco will contact you shortly.

Since our grand opening in 1984, Halco has served as the trusted name in a variety of home improvement services for both residential and commercial clients. We started with plumbing and heating and quickly expanded into electrical, mechanical, geothermal, solar and renewable energy. We take the time to listen to our customers concerns to ensure their experience with us is unparalleled with the comprehensive solutions we provide. We provide our employees with useful continuous training to ensure our trade practices are the most up-to-date. Our involvement in the community and affiliate programs sets us apart from the competition. We care and we do all we can to make every customer feel that!

Our expert home improvement services:

Commercial and residential services
Solar panel installation
Solar electric
Solar heating
Home energy audits
Geothermal Heating and Cooling
Tankless water heaters
Radiant barrier

Spray foam and cellulose insulation
Crawl space insulation
Hvac repair, replacement and installation
Furnace and Boiler repair
AC repair and installation
Emergency plumbing
Electric

Cortland County, NY Renewable Energy, Solar and HVAC Expert

At Halco, we have a unique understanding of the inner workings of each home or business we visit. Our comprehensive home energy audits and evaluations properly pinpoint the source of your concerns.

Whether you are looking to reduce your home’s high energy costs, improve comfort or service an existing system- Halco is the choice for you!

For a FREE, no-obligation services estimate in Cortland County, NY, you'll also receive a free copy of "Saving Energy and Money at Home," a great book to use as you begin to create a more comfortable, healthy, and energy efficient home! We proudly offer 24/7 service

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