Celadon Pharmaceuticals Plc

("Celadon", the "Company" or the "Group")

Appointment of CFO

London, 1 November 2022 - Celadon Pharmaceuticals Plc (AIM: CEL), a UK-based pharmaceutical company focused on the research, cultivation, manufacturing, and sale of breakthrough cannabis-based medicines, today announces the appointment of Jonathan Turner as Chief Financial Officer of the Group.  Jonathan will start a phased transition into his role from November 2022 and will  join the Company on a full time basis from February 2023. He will be appointed to the Board at that time.

Jonathan succeeds Katie Long who is returning to her role within Tessera Investment Management Limited ("Tessera"), having established and led Celadon's finance function over the previous year and during the Company's AIM IPO.  Katie will continue to provide support to the Company through to the commencement of Jonathan's appointment on a full time basis, and will step down from the Board at that time.

Jonathan joins from FTSE250 listed Oxford Instruments plc (LSE: OXIG), where he has been Group Director of Accounting, Tax and Treasury since September 2020, and a Divisional Finance Director for the three years before that.  During this time, he has worked closely with the Oxford Instruments plc's CFO and has been responsible for internal and external financial reporting, and developing and maintaining financial and operational systems.   Prior to this, Jonathan was Group Company Secretary and Head of Tax and Treasury for FTSE listed Synergy Health plc ("Synergy") and Finance Director for NYSE listed STERIS plc, following its acquisition of Synergy.  Jonathan is a Chartered Accountant and Associate Member of the Association of Corporate Treasurers and was previously a Senior Manager at EY, where he worked from 2003 until 2010, and originally qualified at Smith & Williamson.

James Short, CEO of Celadon, said:

"We are delighted to welcome Jonathan to the Group.  His extensive experience operating within technology, manufacturing and scientific research industries will be important as Celadon continues to advance its position as a leading UK provider of breakthrough cannabis-based medicines.

"The Board would like to take this opportunity to thank Katie for her invaluable contribution since joining Celadon in February 2021, which has been a pivotal time in the Company's development.  We wish her well on her return to Tessera."

The following information is disclosed pursuant to Schedule Two paragraph (g) of the AIM Rules for Companies. Jonathan Paul Turner, aged 44 years, has been a director of the following companies during the five years preceding the date of this announcement:

Mr Turner is expected to resign from the above directorships ahead of his formal appointment as a director of the Company.

Mr Turner was Director of, and Company Secretary to Shiloh Properties Limited between July 2014 and December 2016. The Company was dissolved via a Compulsory Strike Off in January 2022 following a restoration by court order from a previous voluntary wind-up of the Company. Mr Turner is not aware of any shortfall to creditors.

The Company confirms that there is no further information to be disclosed pursuant to Rule 17 or Schedule Two paragraph (g) of the AIM Rules for Companies.

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About Celadon Pharmaceuticals Plc

Celadon Pharmaceuticals Plc is a UK based pharmaceutical company focused on the research, cultivation, manufacturing, and sale of breakthrough cannabis-based medicines. Its primary focus is on improving quality of life for chronic pain sufferers, as well as exploring the potential of cannabis-based medicines for other conditions such as autism. Its 100,000 sq. ft UK facility comprises a laboratory designed to meet GMP standards, and capacity for a large indoor hydroponic growing facility that has received a Home Office Licence to legally grow high-THC medicinal cannabis for the purpose of producing test batches of cannabis oil to support its application to the MHRA. The Company's subsidiary, LVL, owns a MHRA conditionally-approved cannabis trial using cannabis based medicinal products to treat chronic pain in the UK.

For further information please visit our website www.celadonpharma.co.uk