On May 20, Mazhit Sharipov, Chief Executive Officer and Chair of the Management Board, NAC Kazatomprom JSC met in Nur-Sultan with the representative of the consortium of Japanese partners – Mr. Tadanori Tobita, President and CEO, Marubeni Utility Services, Ltd.

During the meeting, the parties discussed the matters relating to the operations and development of the joint ventures Baiken-U LLP and JV Khorassan-U LLP, which mine uranium using the in-situ recovery method at the Khorassan-1, Khorassan-2 blocks and the south-eastern flank of the North Khorassan deposit in the Kyzylorda region.

The meeting participants confirmed their interest in the long-term collaboration to implement joint projects in the nuclear industry.

For further information, please contact:

Kazatomprom Investor Relations Inquiries

Cory Kos, International Adviser, Investor Relations

Botagoz Muldagaliyeva, Director of Investor Relations

Tel: +7 (8) 7172 45 81 80

Email: irkazatomprom.kz

Kazatomprom Public Relations and Media Inquiries

Gazhaiyp Kumisbek, Chief Expert of GR & PR Department

Tel: +7 (8) 7172 45 80 63

Email: prkazatomprom.kz

A copy of this announcement will be made available at www.kazatomprom.kz.

About Kazatomprom

Kazatomprom is the world's largest producer of uranium, with the Company’s attributable production representing approximately 24% of global primary uranium production in 2021. The Group benefits from the largest reserve base in the industry and operates, through its subsidiaries, JVs and Associates, 26 deposits grouped into 14 mining assets. All of the Company’s mining operations are located in Kazakhstan and extract uranium using ISR technology with a focus on maintaining industry-leading health, safety and environment standards.

Kazatomprom securities are listed on the London Stock Exchange, Astana International Exchange, and Kazakhstan Stock Exchange. As the national atomic company in the Republic of Kazakhstan, the Group's primary customers are operators of nuclear generation capacity, and the principal export markets for the Group's products are China, South and Eastern Asia, Europe and North America. The Group sells uranium and uranium products under long-term contracts, short-term contracts, as well as in the spot market, directly from its headquarters in Nur-Sultan, Kazakhstan, and through its Switzerland-based trading subsidiary, Trade House KazakAtom AG (THK).

For more information, please see the Company website at http://www.kazatomprom.kz