National Energy Improvement Fund is headquartered in the Lehigh Valley, PA metro area, eighty miles west of New York City, with additional offices in Denver and Boulder, CO.

National Energy Improvement Fund LLC
1005 Brookside Road,Suite 200
Allentown, PA 18106

(484) 838-5460
(888) 961-6343

For general corporate and business development inquires please email pkrajsa@neifund.org or visit our management team page for specific contact information 

  • lending@neifund.org – this is the general mailbox monitored by the lending team (customer docs and questions may be sent here)
  • loanservicing@neifund.org – this is the general mailbox monitored by the servicing team (customers making payment on funded loans may submit questions, etc, here)
  • contractors@neifund.org – this is the general mailbox monitored by the contractor management team (contractor docs and questions may be sent here)