Center for Energy Initiatives (CEI)
Headquarters3 Park Avenue 19 Fl New York, NY 10016-5991
Customer Service100 Mill Plain Rd 3rd Fl Danbury, CT 06811
General Inquiries: 800-242-4363
International calls: 203-702-7660
If you would like to find out more about CEI, or have a question, please let us know at firstname.lastname@example.org. We love to hear from you! Or, complete the form and we'll get back to you as soon as possible.