Register in-person for Physical Meeting or pre-register for Virtual Meeting

Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives can choose to either attend the Physical Meeting in person or attend the Virtual Meeting using virtual meeting technology.

Physical Meeting. Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives can attend the Physical Meeting in person. To do so, they will need to register in person at the registration counter(s) outside the AGM venue on the day of the event. Registration will commence at 10.00 a.m. on that day. Please bring along

1. your NRIC/passport to enable the Company to verify your identity for entry to the Physical Meeting; and
2. (as voting at the Physical Meeting will be conducted via an online platform), a web browser-enabled device in order to access the voting function on the online platform for the AGM.

Shareholders are requested to arrive early to facilitate the registration process.

Virtual Meeting. Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who wish to attend the Virtual Meeting using virtual meeting technology can pre-register for the Virtual Meeting at the pre-registration website at the URL https://conveneagm.sg/SEATRIUM-AGM2025 from now up to 11.00 a.m. on 20 April 2025 to enable Seatrium to verify their status.

Following verification, authenticated shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who have pre-registered for the Virtual Meeting via the pre-registration website will receive, via the email address provided on pre-registration, a Confirmation Email confirming successful registration for the Virtual Meeting, which will contain instructions on how to access the live audio-visual webcast or live audio-only stream of the AGM proceedings.

Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who do not receive any Confirmation Email by 11.00 a.m. on 22 April 2025 , but have registered by the 20 April 2025 deadline, should contact the Company’s Share Registrar, KCK CorpServe Pte. Ltd., at +65 6430 8217 between 11.00 a.m. and 5.00 p.m. on 22 April 2025 for assistance.

Submit questions in advance of, or at, the AGM

Shareholders, including CPF and SRS investors, can submit questions in advance of, or at, the AGM.

Submit substantial and relevant questions in advance of the AGM. Shareholders, including CPF and SRS investors, can submit substantial and relevant questions relating to the resolutions to be tabled for approval at the AGM, in advance of the AGM, in the following manner:

1. via the pre-registration website at the URL https://conveneagm.sg/SEATRIUM-AGM2025
2. via email to the Company’s Share Registrar at seatrium-agm@kckcs.com.sg; or
3. by post to the Company’s Share Registrar, KCK CorpServe Pte. Ltd., at 1 Raffles Place, #04-63 One Raffles Place (Tower 2), Singapore 048616.

When submitting your questions via email or by post, please also provide us with the following details for verification purposes:

• your full name;
• your address; and
• the manner in which you hold shares in Seatrium (e.g., via CDP, CPF, SRS and/or scrip).

All questions submitted in advance of the AGM must be received by 9 April 2025.

Ask substantial and relevant questions at the AGM. Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives can also ask the Chairman of the Meeting substantial and relevant questions relating to the resolutions to be tabled for approval at the AGM, at the AGM itself. Attendees at the Virtual Meeting (whether attending through live audio-visual webcast or live audio-only stream) who wish to ask questions at the AGM can do so by submitting text-based questions via the “Ask A Question” feature on the online platform for the AGM. The “Ask A Question” feature will also be available for use by attendees (in addition to asking questions in person) at the Physical Meeting.

Addressing questions. We will address all substantial and relevant questions (which are related to the resolutions to be tabled for approval at the AGM) received from shareholders by the 9 April 2025 submission deadline by publishing our responses to such questions on our corporate website at the URL https://investors.seatrium.com/newsroom.html and the SGX website on 16 April 2025. We will respond to questions or follow-up questions (which are related to the resolutions to be tabled for approval at the AGM) received after the 9 April 2025 deadline which have not already been addressed prior to the AGM, as well as those substantial and relevant questions received during the AGM, at the AGM itself. Where substantially similar questions are received, we will consolidate such questions and consequently not all questions may be individually addressed.

Minutes of AGM. We will publish the minutes of the AGM on our corporate website and the SGX website, and the minutes will include the responses to substantial and relevant questions from shareholders which are addressed during the AGM.

Vote, or submit instruments appointing a proxy(ies) to vote, at the AGM

Shareholders can vote at the AGM themselves or through duly appointed proxy(ies) or representative(s).

Shareholders who wish to appoint a proxy(ies) must complete the instrument appointing a proxy(ies), before submitting it in the manner set out below.

Submit instruments appointing a proxy(ies). The instrument appointing a proxy(ies) must be submitted to the Company in the following manner:

1. if submitted personally or by post, be lodged with the Company’s Share Registrar, KCK CorpServe Pte. Ltd., at 1 Raffles Place, #04-63 One Raffles Place (Tower 2), Singapore 048616; or
2. if submitted electronically, be submitted:
   1. via email to the Company’s Share Registrar at seatrium-agm@kckcs.com.sg; or
   2. via the online process through the pre-registration website at the URL https://conveneagm.sg/SEATRIUM-AGM2025

and in each case, must be lodged or received (as the case may be) by 11.00 a.m. on 20 April 2025.

A shareholder who wishes to submit an instrument appointing a proxy(ies) by post or via email can either use the printed copy of the proxy form which is sent to him/her/it by post or download a copy of the proxy form from our corporate website or the SGX website, and complete and sign the proxy form before submitting it personally or by post to the address provided above, or before submitting it via email (e.g., by enclosing a completed and signed PDF copy of the proxy form) to the email address provided above.

Appointed proxies (other than the Chairman of the Meeting) will be prompted via email (within 2 business days after the Company’s receipt of a validly completed and submitted instrument appointing a proxy(ies)) to pre-register at the pre-registration website at the URL https://conveneagm.sg/SEATRIUM-AGM2025 if they wish to attend the Virtual Meeting using virtual meeting technology. Appointed proxies who wish to attend the Physical Meeting can register in person at the Physical Meeting.

Shareholders who wish to appoint third party proxy(ies) are encouraged to submit their instrument appointing a proxy(ies) early, and should request proxy(ies) who wish to attend the Virtual Meeting to pre-register by 11.00 a.m. on 20 April 2025.

Revocation of proxy appointment. Completion and submission of the instrument appointing a proxy(ies) does not preclude a shareholder from attending, speaking and voting at the AGM. A shareholder who attends the Physical Meeting in person or accesses the Virtual Meeting via the live audio-visual webcast or live audio-only stream of the AGM proceedings may revoke the appointment of a proxy(ies) at any time before voting commences and in such an event, the Company reserves the right to refuse entry by the proxy(ies) into the Physical Meeting and/or terminate the proxy(ies)’ access to the live audio-visual webcast and live audio-only stream of the AGM proceedings.

CPF and SRS investors. CPF and SRS investors:

1. may vote at the AGM if they are appointed as proxies by their respective CPF Agent Banks or SRS Operators, and should contact their respective CPF Agent Banks or SRS Operators if they have any queries regarding their appointment as proxies; or
2. may appoint the Chairman of the Meeting as proxy to vote on their behalf at the AGM, in which case they should approach their respective CPF Agent Banks or SRS Operators to submit their votes by 5.00 p.m. on 10 April 2025.

Vote at the AGM. As voting at the AGM (whether at the Physical Meeting or Virtual Meeting) will be conducted via an online platform, shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who wish to vote at the AGM (whether at the Physical Meeting or Virtual Meeting) must have with them a web browser-enabled device in order to access the voting function on the online platform for the AGM.

21 March 2025
(Friday)

Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who wish to attend the Virtual Meeting using virtual meeting technology may begin to pre-register for the Virtual Meeting at the pre-registration website at the URL https://conveneagm.sg/SEATRIUM-AGM2025.

No pre-registration is required for attendance at the Physical Meeting.

9 April 2025
(Wednesday)

Deadline for shareholders, including CPF and SRS investors, to submit questions in advance of the AGM (by end of day).

10 April 2025
(Thursday)

Deadline for:

• CPF and SRS investors who wish to appoint the Chairman of the Meeting as proxy to vote on their behalf at the AGM to approach their respective CPF Agent Banks or SRS Operators to submit their votes (by 5.00 p.m.); and
• shareholders who wish to request for printed copies of the Annual Report 2024 and the Letter to Shareholders dated 21 March 2025 to complete and submit the Request Form.

16 April 2025
(Wednesday)

Publication by the Company of its responses to the substantial and relevant questions received from shareholders by the 9 April 2025 submission deadline on our corporate website at the URL https://investors.seatrium.com/newsroom.html and the SGX website at the URL https://www.sgx.com/securities/company-announcements.

11.00 a.m. on
20 April 2025 (Sunday)

Deadline for shareholders to:

• pre-register for the Virtual Meeting; and
• submit instruments appointing a proxy(ies).

Shareholders who wish to appoint third-party proxy(ies) are encouraged to submit their instrument appointing a proxy(ies) early, and should request proxy(ies) who wish to attend the Virtual Meeting to pre-register by this deadline.

11.00 a.m. on
22 April 2025 (Tuesday)

Authenticated shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who have pre-registered for the Virtual Meeting via the pre-registration website will receive, via the email address provided on pre-registration, an email confirming successful registration for the Virtual Meeting which will contain instructions on how to access the live audio-visual webcast or live audio-only stream of the AGM proceedings (“Confirmation Email”).

Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who do not receive any Confirmation Email by 11.00 a.m. on 22 April 2025, but have registered by the 20 April 2025 deadline, should contact the Company’s Share Registrar, KCK CorpServe Pte. Ltd., at +65 6430 8217 between 11.00 a.m. and 5.00 p.m. on 20 April 2025 for assistance.

Date and time of AGM - 11.00 a.m. on 23 April 2025
(Wednesday)

Physical Meeting. Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives may attend the Physical Meeting at The Star Gallery, Level 3, The Star Performing Arts Centre, 1 Vista Exchange Green, Singapore 138617. Please bring along

1. your NRIC/passport to enable the Company to verify your identity for entry to the Physical Meeting; and
2. (as voting at the Physical Meeting will be conducted via an online platform) a web browser-enabled device in order to access the voting function on the online platform for the AGM.

Registration will commence at 10.00 a.m. on 23 April 2025. Please arrive early to facilitate the registration process.

Virtual Meeting. Shareholders, including CPF and SRS investors, and (where applicable) duly appointed proxies and representatives who have successfully pre-registered for the Virtual Meeting may use the login credentials created during pre-registration to access the live audio-visual webcast or live audio-only stream of the AGM proceedings.