20260728_DSSA_Pengumuman RUPS_32115241_lamp2.pdf

DSS

energy and infrastructure

No. 137/CSDSS-07/2026
Jakarta, 28 Juli/July 2026

Kepada Yth./To:

Otoritas Jasa Keuangan

Gedung Sumitro Djojohadikusumo
Jalan Lapangan Banteng Timur No. 2-4
Jakarta 10710

Up. Yth. Kepala Eksekutif Pengawas Pasar
Modal, Keuangan Derivatif, dan
Bursa Karbon

Perihal: Pengumuman Rapat Umum

Pemegang Saham Luar Biasa
PT Dian Swastatika Sentosa Tbk

(“Perseroan”)

Dengan hormat,

Perseroan dengan ini — menyampaikan
Pengumuman Rapat Umum Pemegang Saham
Luar Biasa Perseroan yang akan
diselenggarakan pada hari Kamis, 10
September 2026.

Terima kasih atas perhatiannya.

Hormat kami/Best regards,
PT Dian Swastatika Senfosa Tbk

Direktur/Director

Tembusan Yth./CC:

Hermawan Tarjono
Direktur/Director

Attn. Executive Head of Capital Market,
Financial Derivatives, and Carbon
Exchange

Re: Announcement of the Extraordinary

General Meeting of Shareholders of
PT Dian Swastatika Sentosa Tbk

(“Company”)

Dear Sir/Madam,

The Company  hereby  submits — the
Announcement of the Company's
Extraordinary General Meeting of
Shareholders, which will be held on Thursday,
September 10, 2026.

Thank you for your attention.

1. Kepala Biro Penilaian Keuangan Perusahaan Sektor Jasa/Head of Financial Assessment of

Service Sector Companies: dan/and

2. Direksi PT Bursa Efek Indonesia/Board of Directors of Indonesia Stack Fxchange.

PT Dian Swastatika Sentosa Tbk

Sinar Mas Land Plaza, Tower II, 24th Floor, Jl. M.H. Thamrin No. 51, Jakarta 10350, Indonesia

Telp: (62-21) 31990258 » Fax: (62-21) 31990259