Dialight plc

(the "Company")

5 May 2022

Smaller related party transaction

Dialight plc (LSE: DIA.L), the global leader in sustainable LED lighting for industrial applications, announces that its subsidiary, Dialight Europe Limited ("Dialight Europe"), entered into a share purchase agreement on 5 May 2022 with Scott Cauchi in his capacity as trustee of the SAC Family Trust ("Seller") and in his personal capacity to purchase the Seller's 12.5 per cent. shareholding in Dialight ILS Australia Pty Ltd, in consideration for the issuance by the Company of 266,958 new ordinary shares of 1.89 pence (the "Consideration Shares") and a cash payment of up to £100,000 by Dialight Europe.

The Seller and Scott Cauchi are each a related party of the Company under Chapter 11 of the Listing Rules. Pursuant to Listing Rule 11.1.10R, the Transaction constitutes a smaller related party transaction, and this announcement is made in accordance with Listing Rule 11.1.10R(2)(c).

Applications have been made to the Financial Conduct Authority (the "FCA") and the London Stock Exchange plc (the "LSE") respectively for the admission of the Consideration Shares to the premium listing segment of the Official List of the FCA and to trading on the main market for listed securities of the LSE (together, "Admission").

Admission is expected to become effective on 10 May 2022. The allotment and issue of the Consideration Shares is conditional upon Admission becoming effective.

The Consideration Shares will, when issued, be fully paid and rank pari passu with the existing ordinary shares in the capital of the Company.

Total Voting Rights

Following Admission, the Company will have 32,946,371 ordinary shares of 1.89 pence in issue with each share carrying the right to one vote. There are no shares held in Treasury.

Therefore, following Admission, the total number of voting rights in the Company will be 32,946,371. This figure may be used by shareholders 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 Company under the FCA's Disclosure Guidance and Transparency Rules.

Contact Information

For further information please contact:

Dialight plc

Tel: +44 (0)203 058 3542

Fariyal Khanbabi - Group Chief Executive

Richard Allan - General Counsel & Company Secretary