Energy Star Partner

Energy Star Partner

Proud member of the 
            U.S. Green Building Council

Proud member of the U.S. Green Building Council

Celtic Energy Client Testimonials

Home » About Us » Testimonials


Douglas County School District

"We would highly recommend Celtic Energy Inc. as a consultant to any firm or entity in need of such services. Celtic Energy Inc. is a highly impressive company who has exceeded our expectations, providing top-notch service and allowing us to foster a great professional relationship. " More >>


City of Henderson

"Due in large part to the first-rate experience we had with Celtic Energy during the first performance contract the City implemented, we were confident in moving forward with our city-wide contract. We look forward to another successful energy upgrade project with Celtic Energy." More >>


Western Carolina University Testimonial

"Celtic Energy’s services have been absolutely outstanding. The tools guidance and expertise have far surpassed our expectations" More >>


Unversity of North Carolina Testimonial

"Celtic Energy’s assistance on UNCW’s performance contract has been excellent... proposal evaluations and guidance have allowed us to confidently shortlist Energy Savings Companies to interview. We expect that CEI will continue to give us excellent counsel as we interview, prioritize, and begin negotiations with the selected Energy Savings Company." More >>


Showing 1 - 4 of 4 Articles

< Previous 1 Next >