Exercise of Options, Issue of Shares and TVR

24 May 2019

ClearStar, Inc.

("ClearStar" or the "Company")

Exercise of Options, Issue of Shares and Total Voting Rights

ClearStar, Inc. (AIM: CLSU), a provider of Human Capital Integrity℠ technology-based services specialising in background and medical screening, announces that it has allotted a total of 60,000 new ordinary shares of $0.0001 in the Company ("New Ordinary Shares") following the exercise of 60,000 share options by a former employee of the Company.

Application has been made to the London Stock Exchange for the 60,000 New Ordinary Shares to be admitted to trading on AIM ("Admission") and it is expected that Admission will become effective and trading will commence at 8.00 a.m. on 30 May 2019. The New Ordinary Shares will rank pari passu with the Company's existing issued ordinary shares.

Following Admission of the New Ordinary Shares, the total number of ordinary shares in issue will be 36,362,900 each with one vote. This figure may be used by shareholders in the Company as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the share capital of the Company under the Financial Conduct Authority's Disclosure and Transparency Rules. There are no shares held in treasury.

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About ClearStar

ClearStar, Inc. is a leading and trusted background check technology, strategic services and decision-making information provider to employers and background screening companies.

A seven-time Inc. 5000 honouree and founding member of the National Association of Professional Background Screeners, ClearStar has provided innovative technology solutions to businesses in the human capital management industry from its corporate offices in Alpharetta, Georgia since 1995. For more information about ClearStar, please visit: www.clearstar.net.