Company: SGBAF
Filing Date: 2025-01-17
Form Type: DRS/A
Source: 0000950123-25-000378
Chunk: 5

Company: SES S.A.
Filing Date: 2025-01-17
Form: DRS/A
Chunk 5
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 TO FINANCIAL STATEMENTS OF INTELSAT S.A.                              |     | F-1 |
| ANNEX A SHARE PURCHASE AGREEMENT                                            |     | A-1 |
| ANNEX B FORM OF CONTINGENT VALUE RIGHTS AGREEMENT                           |     | B-1 |
| ANNEX C FORM OF INTELSAT SHAREHOLDER SUPPORT AGREEMENT                      |     | C-1 |

Confidential Treatment Requested by SES

Pursuant to 17 C.F.R. Section 200.83

IMPORTANT NOTE ABOUT THIS PROSPECTUS

This document, which forms part of a registration statement on Form F-4 filed with the SEC by SES,
constitutes a prospectus of SES under Section 5 of the U.S. Securities Act of 1933, as amended (the “Securities Act”), with respect to SES’s CVRs issuable to Intelsat’s shareholders as part of the consideration for the
Acquisition. The accompanying disclosure documents contain detailed information about the Acquisition and the CVRs.

All information
contained in this prospectus relating to SES has been supplied by SES, and all information relating to Intelsat has been supplied by Intelsat. SES and Intelsat have both contributed to the information relating to the Acquisition, including the
transactions contemplated thereby. Information provided by one entity does not constitute any representation, estimate or projection of the other entity. Additionally, information and statements contained in this prospectus, or any Annex hereto are
qualified in all respects by reference to the copy of the relevant agreement or Annex filed as an exhibit hereto.

You should rely only on
the information contained in this prospectus, including the Annexes hereto. SES and Intelsat have not authorized anyone to provide you with information that is different from that contained in this prospectus. This prospectus is made as of its date,
and you should not assume that the information contained in this prospectus is accurate as of any date other than such date unless otherwise specifically provided herein. Changes to the information contained in this prospectus may occur after that
date, and we undertake no obligation to update the information, except as required by law.

This prospectus does not constitute an offer to sell, or a solicitation of an offer to buy, any securities, in any jurisdiction to or from any person to whom it is unlawful to make any such offer or solicitation in such jurisdiction.

1

Confidential Treatment Requested by SES Pursuant to 17 C.F.R. Section