Energy Transition Special Opportunities Units, each consisting of one Class A ordinary share and one-half of one redeemable warrant · ETSS U

EXHIBIT 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Shares of ENERGY TRANSITION SPECIAL OPPORTUNITIES dated as of June 30, 2026 is, and any amendments thereto (including amendments on Schedule 13G) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the previsions of Rule13d-1(k) under the Securities Exchange Act of 1934, as amended. Date: August 13, 2026 magneta…

SCHEDULE 13G · 2026-08-13 · 0001104659-26-095305

EXHIBIT 99.2 LIMITED POWER OF ATTORNEY Know all by these present, that I, David J. Snyderman, hereby make, constitute and appoint each of Michael Turro, Karl Wachter and Hayley Stein, or any of them acting individually, and with full power of substitution, as my true and lawful attorney-in-fact for the purpose of executing in my name, (a) in my personal capacity or (b) in my capacity as Manager or in other capacities of Supernova Management LLC, a Delaware limited liability company, and each o…

SCHEDULE 13G · 2026-08-13 · 0001104659-26-095305

EX-99.1 2 ea029287401ex99-1.htm PRESS RELEASE DATED JUNE 1, 2026 Exhibit 99.1 Energy Transition Special Opportunities Announces the Separate Trading of Its Class A Ordinary Shares and Warrants, Commencing on June 4, 2026 New York, NY, June 1, 2026 - Energy Transition Special Opportunities (NYSE: ETSS U) (the “ Company ”) today announced that, commencing on June 4, 2026, holders of the units (the “ Units ”) sold in the Company’s initial public offering may elect to separately trade the Comp…

8-K · 2026-06-01 · 0001213900-26-063188

Exhibit 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including any amendments thereto) with respect to the ordinary shares, $0.0001 par value, of Energy Transition Special Opportunities, and further agree that this Joint Filing Agreement be included as an exhibit to such joint filings. The undersigned further agree t…

SCHEDULE 13D · 2026-05-26 · 0001213900-26-061168

EX-99.1 2 ea029187901ex99-1.htm AUDITED BALANCE SHEET AS OF MAY 18, 2026 Exhibit 99.1 ENERGY TRANSITION SPECIAL OPPORTUNITIES INDEX TO FINANCIAL STATEMENT Page Financial Statement of Energy Transition Special Opportunities: Report of Independent Registered Public Accounting Firm F-2 Balance Sheet as of May 18, 2026 F-3 Notes to Financial Statement …

8-K · 2026-05-22 · 0001213900-26-060623

EX-4.1 4 ea029138401ex4-1.htm WARRANT AGREEMENT, DATED MAY 14, 2026, BETWEEN THE COMPANY AND CST Exhibit 4.1 WARRANT AGREEMENT THIS WARRANT AGREEMENT (this “Agreement”) is made as of May 14, 2026 between Energy Transition Special Opportunities, a Cayman Islands exempted company (the “Company”), and Continental Stock Transfer & Trust Company, as warrant agent (in such capacity, the “Warrant Agent”, and also referred to herein as the “Transfer Agent”). WHEREAS, the Company is engaged in an …

8-K · 2026-05-19 · 0001213900-26-059124