THIS ANNOUNCEMENT, AND THE INFORMATION CONTAINED HEREIN, IS RESTRICTED AND NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN, INTO OR FROM THE UNITED STATES OF AMERICA, CANADA, THE REPUBLIC OF SOUTH AFRICA, AUSTRALIA, JAPAN OR ANY OTHER JURISDICTION IN WHICH SUCH RELEASE, PUBLICATION OR DISTRIBUTION WOULD BE UNLAWFUL.

THIS ANNOUNCEMENT IS FOR INFORMATION PURPOSES ONLY AND DOES NOT CONSTITUTE OR CONTAIN ANY INVITATION, SOLICITATION, RECOMMENDATION, OFFER OR ADVICE TO ANY PERSON TO SUBSCRIBE FOR, OTHERWISE ACQUIRE OR DISPOSE OF ANY SECURITIES IN HAYDALE GRAPHENE INDUSTRIES PLC OR ANY OTHER ENTITY IN ANY JURISDICTION. NEITHER THIS ANNOUNCEMENT NOR THE FACT OF ITS DISTRIBUTION SHALL FORM THE BASIS OF, OR BE RELIED ON IN CONNECTION WITH, ANY INVESTMENT DECISION IN RESPECT OF HAYDALE GRAPHENE INDUSTRIES PLC.

THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION FOR THE PURPOSES OF THE MARKET ABUSE REGULATION ("MAR"). IN ADDITION, MARKET SOUNDINGS (AS DEFINED IN MAR) WERE TAKEN IN RESPECT OF CERTAIN OF THE MATTERS CONTAINED IN THIS ANNOUNCEMENT, WITH THE RESULT THAT CERTAIN PERSONS BECAME AWARE OF SUCH INSIDE INFORMATION, AS PERMITTED BY MAR. UPON THE PUBLICATION OF THIS ANNOUNCEMENT, THIS INSIDE INFORMATION IS NOW CONSIDERED TO BE IN THE PUBLIC DOMAIN AND SUCH PERSONS SHALL THEREFORE CEASE TO BE IN POSSESSION OF INSIDE INFORMATION.

Further to the announcements made by the Company on 10 October 2017 and further also to the Circular published by the Company on 11 October 2017 (the "Circular"), in light of shareholder feedback, the Company would like to clarify certain matters with regard to applications for Offer Shares by Qualifying Participants who currently hold their shares in the capital of the Company through CREST.

If a Qualifying Participant wishes to have their Offer Shares credited to their CREST account (rather than receive a share certificate) then such Qualifying Participant must return their completed Application Form with the appropriate remittance by no later than 10.00 am on 25 October 2017 in accordance with the instructions set out in the Circular and/or Application Form and must also submit a cover note to include text to the following effect (the details in the Box below must also be completed):

"I/we wish to have my/our Offer Shares delivered through CREST and for such Offer Shares to be credited to the following CREST account:

I/we confirm that the CREST account referred to above is in the same name as that included in Box 1 of the Application Form. I/we acknowledge that, if the Offer Shares for which my/our Application Form is accepted are credited to the CREST Stock Account having the CREST Member Account ID above then I/we will not be sent a share certificate, confirmation of the credit to the CREST Stock Account or any other written communication from the Company in respect of this issue of Offer Shares. I /we also acknowledge that provision by me/us of the CREST Member Account ID in the above Box will be taken as instruction to the Company to take all steps to procure that my/our name(s) is/are placed on the register of members maintained by the Company and that pending alteration of CREST Stock Accounts, transfers will be certified against the register of members of the Company. I/we acknowledge that the Company retains the right, for any reason, to provide the Offer Shares in certificated form only."

Accordingly, all Qualifying Participants wishing to apply for Offer Shares should complete and return their Application Form by no later than 10.00 am on 25 October 2017 in accordance with the instructions included in the Circular and/or Application Form. Settlement of the purchase price for Offer Shares through CREST will not be permitted.

It is expected that CREST accounts in relation to Offer Shares to be delivered through CREST will be credited at 8.00 am on 30 October 2017.

For further information:

Notes to Editors

Haydale is a global technologies and materials group that facilitates the integration of graphene and other nanomaterials into the next generation of commercial technologies and industrial materials. With expertise in graphene, silicon carbide and other nanomaterials, Haydale is able to deliver improvements in electrical, thermal and mechanical properties, as well as toughness. Haydale has granted patents for its technologies in Europe, USA and China and operates from 6 sites in the UK, USA and the Far East.

For more information please visit:
www.haydale.com

Twitter: @haydalegraphene