Hennessy Capital VII Announces Business Combination with ONE Nuclear

What Happened

• Hennessy Capital Investment Corp. VII (HVII) announced that the registration statement on Form S-4 (File No. 333-292440), filed in connection with its previously announced business combination with ONE Nuclear Energy LLC (“ONE Nuclear”), was declared effective by the SEC on August 3, 2026. HVII and ONE Nuclear issued a joint press release on August 5, 2026 announcing the effectiveness.
• The parties originally entered into the Business Combination Agreement on October 22, 2025. Under that agreement, upon completion of the business combination, ONE Nuclear will become a direct wholly owned subsidiary of HVII.

Key Details

• Business Combination Agreement date: October 22, 2025.
• SEC declared the Form S-4 registration statement effective: August 3, 2026 (Form S-4 File No. 333-292440).
• Joint press release announcing effectiveness dated: August 5, 2026.
• Transaction structure: ONE Nuclear will become a direct wholly owned subsidiary of HVII upon closing; Solis Merger Sub LLC is the HVII subsidiary party to the agreement.

Why It Matters

• The SEC’s declaration of effectiveness for the Form S-4 is a key regulatory milestone that allows HVII and ONE Nuclear to move forward with the steps needed to complete the business combination. For investors, this signals progress toward closing the merger and any related shareholder votes or redemption procedures that may follow.
• Retail investors watching HVII should look for subsequent filings and communications (proxy statements, shareholder notices, closing conditions and timing) that will provide the next concrete dates and potential impacts on HVII’s public securities.