WE help keep you COOL!


Conventional and ductless air conditioning is an additional service now offered at Energy Unlimited, but it is not a new service to the Cotti-Johnson Companies. We are pleased to announce that our experienced and professional staff members can now provide our EU customers with a complete line of heating AND cooling needs.

Contact Us today for further information!



Get your Questions answered.

Submitting Form...

The server encountered an error.

Form received.

Come and visit us!

We welcome your questions. Our staff is well trained to perform many services from installations and deliveries to consultation and estimates.



MONDAY thru WEDNESDAY   9:30 AM to  5 PM

THURSDAY                                    9:30 AM to  8 PM

FRIDAY & SATURDAY                 9:30 AM to  5 PM

 Energy Unlimited of New England INC

57 Florence Street in Marlborough, MA 01752

Located just off Rt 20

5 minutes from Rt 495 (Exit 24 - Marlborough)


TOLL FREE : 1-844-48-COTTI


TOLL FREE : 1-844-48-COTTI


TOLL FREE : 1-844-48-COTTI