Electricity Generating : 01 February 2021 Investment in Linden Topco LLC

No. EGCO 110/040

Date: February 1, 2021

Attention: President of the Stock Exchange of Thailand

Subject: Investment in Linden Topco LLC

We, the Electricity Generating Public Company Limited ("EGCO") would like to inform the Stock Exchange of Thailand ("SET") that EGCO Linden II, LLC, a wholly owned subsidiary of EGCO, entered into a purchase and sale agreement with AEIF Linden SPV, LLC and Highstar Capital GP IV, L.P. on January 29, 2021 to acquire a 28% ownership interest in Linden Topco LLC ("Linden Topco") (such transaction, the "Transaction"). This investment was approved by the Board of Directors of EGCO in the Meeting No. 15/2020 held on December 1, 2020. The Transaction is expected to be closed in early Q2 2021 subject to successful completion of all closing conditions.

Linden Topco owns a 972MW natural gas cogeneration facility ("Linden Cogen Facility"), sited in the State of New Jersey, USA. Linden Power Plant sells the energy, capacity and ancillary services into the New York System Operator (NY-ISO Zone J) and the PJM PS North power market in New Jersey; two of the most congested and capacity constrained power markets in the United States. The Linden Cogen Facility also enjoys long-term contracted steam and electricity sales offtake contracts with large investment grade industrial off-takers.

The aforesaid Transaction is not classified as a transaction under the Notification of the Capital Market Supervisory Board No. Tor.Jor. 20/2551 regarding Rules on Entering into Material Transactions Deemed as Acquisition or Disposal Assets and it is not a connected transaction.

Please be informed accordingly.

Yours sincerely,

Thepparat Theppitak

President

Corporate Secretary Division

Tel. [phone] - 26