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Directorate Change
Gemfields Group Limited
Incorporated in Guernsey. Guernsey registration number: 47656
South African external company registration number: 2009/012636/10
Share code on JSE:GML (General Segment of JSE Main Board) / AIM:GEM
ISIN: GG00BG0KTL52 | LEI: 21380017GAVXTCYS5R31
("Gemfields" or the "Group" or the "Company")
Directorate Change
LONDON, 30 JUNE 2026
Gemfields announces that Sean Gilbertson will, by mutual agreement with the Board, step down
as Chief Executive Officer and as a director of the Company with effect from 15 July 2026.
The Board would like to thank Sean for his contribution to the Company and wishes him well in
his future endeavours.
David Lovett, who has held the role of Chief Financial Officer for 8 years, has been appointed as
Interim Chief Executive Officer alongside his existing role as Chief Financial Officer. The Board,
advised by the Nominations Committee, will in due course commence a formal process to identify
a permanent successor.
The Board believes that this interim arrangement provides continuity of leadership and ensures
ongoing focus on the Company's operational and strategic priorities. During this interim
arrangement, Bruce Cleaver, Non–Executive Chairman of the Board, has agreed to dedicate
additional time to supporting the business and the management team.
Further updates will be provided as appropriate.
-ENDS-
Further information on Gemfields Group Limited can be found at:
GEMFIELDSGROUP.COM
To join our investor mailing list, please contact us on:
ir@gemfields.com
This announcement contains inside information for the purposes of Article 7 of the Market Abuse
Regulation (EU) no. 596/2014 which forms part of domestic UK law pursuant to the European
Union (withdrawal) act 2018 ("MAR").
ENQUIRIES
GEMFIELDS David Lovett / Heinrich Richter
ir@gemfields.com
T: +44(0) 20 7518 3400
SPONSOR (JSE) Investec Bank Limited
NOMINATED ADVISER Panmure Liberum
(AIM) & BROKER Scott Mathieson / Amrit Mahbubani / John More
T: +44(0) 20 3100 2222
PRESS ENQUIRES, GEMFIELDS press@gemfields.com
HEAD OFFICE, LONDON T: +44(0) 20 7518 3400
NOTES TO EDITORS
About Gemfields Group Limited
Gemfields is a world-leading miner of coloured gemstones, dual-listed on the Johannesburg and
London AIM stock exchanges.
Gemfields is the operator and 75% owner of both Kagem Mining in Zambia (a world-leading
emerald mine) and Montepuez Ruby Mining in Mozambique (situated on one of the most
significant recently discovered ruby deposits in the world). In addition, Gemfields holds controlling
interests in various other gemstone mining and prospecting licenses in Zambia, Mozambique and
Madagascar.
Gemfields has developed a proprietary grading system and a pioneering auction platform to
provide a consistent supply of coloured gemstones to downstream markets, a key component of
Gemfields' business model that has played an important role in the growth of the global coloured
gemstone sector.
GEMFIELDS.COM | INVESTORS | FOUNDATION | INSTAGRAM | FACEBOOK | X | YOUTUBE
KAGEM MINING LINKEDIN | FACEBOOK
MONTEPUEZ RUBY MINING LINKEDIN | FACEBOOK
Date: 30-06-2026 08:00:00
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