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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 repair
ductwork installation
ductwork cost
furnace ductwork
HVAC ductwork

Renewable Energy

Geothermal heating and cooling

Solar Energy

Solar panel installation

Solar heating

Solar electric


Emergency plumbing

Plumbing repair and installation


Commercial Work

Renewable energy Mechanical, Electrical and Plumbing

Energy Services

Before and After Pictures from Cortland County
Solar Panel Installation in Cortland, NY

Solar Panel Installation in Cortland, NY

Before After
Solar Panel Installation in Cortland, NY Solar Panel Installation in Cortland, NY

These Cortland, NY customers chose to go solar for the many environmental and economic benefits.  Our technicians installed a 17.28kW solar electric system that is designed to generate 18,882 kWh per year. To put things in perspective, 18,882 kWh corresponds to 22,659 lbs. of carbon dioxide equivalent, which equates to the annual greenhouse gas emissions from 4.7 tons of waste sent to the landfill! The energy production from this system represents 101% of the customer's current base load usage. 

Ground-Mounted Solar Install in Cortland, NY

Ground-Mounted Solar Install in Cortland, NY

Before After
Ground-Mounted Solar Install in Cortland, NY Ground-Mounted Solar Install in Cortland, NY

This 12.825 kW grid-connected solar electric system was installed for a customer in Cortland, NY. The ground-mounted array consists of 45 SolarWorld 285 watt solar panels. As designed, the system should generate around 13,700.8 kWh per year, which is equivalent to carbon dioxide emissions savings of approximately 20,828 lbs. annually!  This customer has taken a major step towards energy independence and sustainability! 

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......
Happy Customers Surrounding Cortland County, NY
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Reviews From Cortland County
Testimonials From Cortland County
It’s a good company, reliable, and I have nothing but good to say about it!
Testimonial by James C. from Cortland, NY

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

Case Studies From Cortland County
Due to a severe lack of insulation and an outdated heating system, this Harford, NY home was costing its owners over $6000 a year in energy expenses!
This Cortland, NY home was in need of a new boiler.
Serving the following Cortland County, NY zip codes
Cortland 13045, Mc Graw 13101, Homer 13077, Preble 13141, Truxton 13158, Cincinnatus 13040, Willet 13863, Marathon 13803

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