person sitting on grass and using phone

Family-owned and operated.

With over 40 combined years of highly-specialized experience, EarthTech has the onboard expertise to solve whatever heating or cooling problem you're facing.


Beyond our own doors, we've forged longstanding relationships with
distributors, manufacturers and industry experts; making us always ready,
always knowledgeable, and always striving for innovation.

With over 40 combined years of highly-specialized experience, EarthTech has the onboard expertise to solve whatever heating or cooling problem you're facing.




Beyond our own doors, we've forged longstanding relationships with distributors, manufacturers and industry experts; making us always ready, always knowledgeable, and always striving for innovation.

person sitting on grass and using phone


Family-owned and operated.


With over 40 combined years of highly-specialized experience, EarthTech has the onboard expertise to solve whatever heating or cooling problem you're facing.






Beyond our own doors, we've forged longstanding relationships with distributors, manufacturers and industry experts; making us always ready, always knowledgeable, and always striving for innovation.

Consumer-centric approach.

As a family business, EarthTech is proud to put the consumer first because like you, we are a family of consumers too. We try constantly to refine and improve our approach through the critical lens of consumers; thereby finding solutions that suit the consumer first and foremost. If our clients are comfortable, our clients are satisfied; and if they're satisfied, we are too.

Consumer-centric approach.

As a family business, EarthTech is proud to put the consumer first because like you, we are a family of consumers too. We try constantly to refine and improve our approach through the critical lens of consumers; thereby finding solutions that suit the consumer first and foremost. If our clients are comfortable, our clients are satisfied; and if they're satisfied, we are too.

C O M P A N Y L E A D E R S H I P

C O M P A N Y
L E A D E R S H I P

Meet Terry Queenan,
President of EarthTech Systems,
for a tour of a geothermal installation
in a Nashua, NH historic home.

Meet Terry Queenan,
President of EarthTech Systems,
for a tour of a geothermal installation
in a Nashua, NH historic home.

Meet Terry Queenan,
President of EarthTech Systems,
for a tour of a geothermal installation
in a Nashua, NH historic home.

Meet Ryan Queenan,
VP of Operations at EarthTech Systems,
for a tour of a large EarthTech
job site in Concord, MA.

Meet Ryan Queenan,
VP of Operations at EarthTech Systems,
for a tour of a large EarthTech
job site in Concord, MA.

Meet Ryan Queenan,
VP of Operations at EarthTech Systems,
for a tour of a large EarthTech
job site in Concord, MA.