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Celtic Energy provides a full range of services to assist our clients in profitably reducing energy consumption and the environmental impact of doing business.

We offer energy solutions for a wide range of clients including Educational, Government, Small Business, Healthcare, Housing Authority & Urban Development, and Corporate.

Celtic Energy News

Celtic Energy and Amory Lovins

Celtic Energy's team meets with Amory Lovins at Yale's School of Forestry & Environmental Studies More>>

Celtic Energy is Hiring! Senior Energy Engineer in North Carolina

Celtic Energy is hiring! We are looking for a Senior Energy Engineer to act as a project point-person in the Southeast Region supporting our Director of Quality Control in North Carolina. More>>

ESPC Best Practices Guide for Energy Savings Performance Contracting

CEI was contracted by CL&P and UI to develop a comprehensive ‘best practices’ document for ESPC More>>

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CEI Blog

NESEA Building Energy 12

We are proud to announce that Celtic Energy's Director of Engineering, Paul Popinchalk will be a speaker at the NESEA Building 12 Conference. Paul will be speaking about his experience with Smart Grid applications on Wednesday, March 7th from 4:00 - 5:30 pm in the Cambridge Complex of the Seaport World Trade Center in Boston, MA. More>>

Massachusetts Sustainable Campuses Conference 2012

Celtic Energy's Director of Engineering, Paul Popinchalk will be a speaker at the Massachusetts Sustainable Campuses Conference on Saturday, April 21 from 11:00 - 12:00 pm at UMass Boston Campus Center in Boston, MA. He will speak during the Clean Energy Initiatives on Campus with Eric Friedman, Director of Massachusetts Leading by Example Program and Steven Strong, the President of Solar Design Associates.. More>>

Celtic Energy - Energy solutions for a sustainable future.