One Energy Enterprises LLC entered into an agreement to acquire TortoiseEcofin Acquisition Corp. III (NYSE:TRTL) from Hennessy Capital Growth Partners Fund I SPV IV, LLC a fund managed by Hennessy Capital Growth Partners on August 14, 2023. Securities of the Combined Company are expected to be listed on the New York Stock Exchange under the ticker symbol ?ONEP?.

The Transaction has been unanimously approved by the Boards of Directors of TRTL and One Energy Enterprises Inc. Completion of the proposed Transaction is subject to customary closing conditions. Cohen & Company Capital Markets acted as exclusive financial advisor, lead capital markets advisor and sole placement agent to One Power. Nelson Mullins Riley & Scarborough LLP acted as legal counsel to One Power.

Ellenoff, Grossman & Schole LLP acted as legal counsel to TRTL.