G&O New England's Heating and Air Conditioning Service of choice!

G&O continues to achieve a higher level of expertise through certification classes, continued education
with it's manufactures and staying current with the latest environmental issues and improvements for a
cleaner safer environment.

G&O is a company founded on honor, commitment and hard work. It will continue to provide that same
level of service and commitment for New Hampshire for the next decade.  Offerings to residential and
 commercial customers;

Click on items for additional information.

• Heating
  • Safety inspections
  • Oil Burners and Gas Burners
  • Forced Hot Water and Steam
  • Forced Warm Air
  • Heat Pumps
  • Solar
• Plumbing
• Air Conditioning
  • Freon Recovery
• Central Air
  • Window "In Shop"
  • Ductless
• Water Heaters
  • Electric
  • Gas
  • Oil
• Gas Piping and Gas Systems
  • Safety inspections
  • LP Gas
  • Natural Gas
  • Indoors
  • Outdoors
  • Underground
• Pool Heaters
  • Gas
  • Solar
• Water Well Systems
  • Jet and Submersible Pumps
  • Water Conditioning
• Gas or Oil Heating Systems

NH Pump License #272 NH Plumbing License #3805 CS 

G&O Accepts Master and Visa Card