Sale of Castleton Shares

MXC Capital Limited

("MXC" or the "Company")

Sale of Castleton Shares

MXC (AIM: MXCP), the technology focused adviser and investor, announces that on 17 August 2018 it sold 295,066 ordinary shares of 2 pence each in the capital of Castleton Technology plc ("Castleton") ("Castleton Shares") at a price of 104.5954 pence per Castleton Share (the "Sale").

Following the Sale, MXC holds 5,685,423 Castleton Shares in total, representing 7.0% of the issued share capital of Castleton. The proceeds of the Sale will be used in line with MXC's stated strategy of investing in technology companies.

Castleton is a leading supplier of complementary software and managed services to the public and not-for-profit sectors listed on the AIM market of the London Stock Exchange. Further details about Castleton (including latest financial reports) are available at www.castletonplc.com.

MXC Capital Limited

Ian Smith

+44(0)20 7965 8149

Zeus Capital Limited (Nominated adviser and broker)

Giles Balleny

+44 (0)20 3829 5000

About MXC Capital Limited www.mxccapital.com

MXC is a specialist technology adviser and investor with a track record of investing in and advising companies in the TMT sector. MXC brings together a deep knowledge of technology, first-hand experience of managing companies in the sector, an ability to make meaningful investments and a highly experienced corporate advisory team in support, all of which combine to grow shareholder value.