Tharisa PLC Regulatory News (THS)

Tharisa plc

(Incorporated in the Republic of Cyprus with limited liability)

(Registration number HE223412)

JSE share code: THA

LSE share code: THS

ISIN: CY0103562118

('Tharisa')

Appointment of a non-executive director: Mr Zhong Liang Hong

In compliance with Section 3.59 of the Listings Requirements of the JSE Limited, the Tharisa Board of Directors (the Board) is pleased to announce that Mr Zhong Liang Hong has been appointed to the Board as a non-executive director with effect from 1 April 2018. Mr Hong represents Fujian Wuhang Stainless Steel Co., Ltd and Hong Kong HeYi Mining Resources Company Ltd, which respectively hold 7.46% and 1.99% of Tharisa's issued share capital with voting rights as at 1 March 2018.

Mr Hong, a Chinese national, holds a bachelor's degree in ferrous metallurgy from the Shanghai Metallurgy Technology Academy. He has 33 years' experience in commodity trading.

He started his career in 1980 at the Baosteel Group and from 1995 to 1999 was responsible for the procurement department of Baosteel's Shanghai No 5 Steel Mill. In 2001 he founded Shanghai Hongli Metal Material Co., Ltd and is still the chairman of this company. In 2002 he expanded his business to import manganese into China and became the sole manganese agent in China acting for BHP Billiton.

During his career, he built and maintained relationships with major raw material suppliers, including BHP Billiton and Samancor, and developed an understanding of analysis and forecasting of commodity markets and end user demand.

Mr Hong will be serving on the Risk Committee of Tharisa.

The Board welcomes Mr Hong and looks forward to his contribution.

Paphos, Cyprus

19 March 2018

JSE Sponsor

Investec Bank Limited

Investor Relations contact:

Tharisa plc

Sherilee Lakmidas

+27 11 996 3538

+27 79 276 2529

slakmidas@tharisa.com

Broker contacts:

Peel Hunt LLP (Joint Broker)

Ross Allister/James Bavister

+44 207 7418 8900

BMO Capital Markets Limited (Joint Broker)

Jeffrey Couch/Neil Haycock/Thomas Rider

+44 020 7236 1010

Financial PR contacts:

Bobby Morse/Anna Michniewicz

+44(0) 20 7466 5000

tharisa@buchanan.uk.com