Company: CSTAF
Filing Date: 2025-01-10
Form Type: DEF 14A
Source: 0001213900-25-002661
Chunk: 98

Company: Constellation Acquisition Corp I
Filing Date: 2025-01-10
Form: DEF 14A
Chunk 98
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 of substitution to each, to vote all ordinary shares of Constellation registered in the name provided, which the undersigned is entitled to vote at the Shareholder Meeting, and at any adjournments thereof, with all the powers the undersigned would have if personally present. Without limiting the general authorization hereby given, said proxies are, and each of them is, instructed to vote or act as follows on the proposals set forth in the accompanying proxy statement/prospectus. THIS PROXY, WHEN EXECUTED, WILL BE VOTED IN THE MANNER DIRECTED HEREIN. IF NO DIRECTION IS MADE, THIS PROXY WILL BE VOTED “FOR” PROPOSALS 1, 2 AND 3. (Continued and to be marked, dated and signed on reverse side)

| Please mark vote as indicated in this example |     | ☒ |     | THE BOARD OF DIRECTORS RECOMMENDS A VOTE “FOR” PROPOSALS 1, 2 AND 3. |

| Proposal No. 1 — The Extension Amendment Proposal — RESOLVED, as a special resolution: |     | FOR 
 ☐   |     | AGAINST 
 ☐       |     | ABSTAIN 
 ☐       |

a)Article 49.7 of Constellation’s Memorandum and Articles of Association be deleted in its entirety and replaced with the following new Article 49.7: “In the event that the Company does not consummate a Business Combination upon the date which is the later of (i) February29, 2025 (or January29, 2026, if applicable under the provisions of this Article 49.7) and (ii) such later date as may be approved by the Members in accordance with the Articles (in any case, such date being referred to as the “ Termination Date”), the Company shall (i) cease all operations except for the purpose of winding up; (ii) as promptly as reasonably possible but not more than ten business days thereafter, redeem the Public Shares, at a per -Shareprice, payable in cash, equal to the aggregate amount then on deposit in the Trust Account, including interest earned on the funds held in the Trust Account and not previously released to Constellation (less taxes payable and up to US$100,000 of interest to pay liquidation expenses), divided by the number of the then -outstandingPublic Shares, which redemption will completely extinguish public Members’ rights as Members (including the right to receive further liquid