2 May 2024

Union Jack Oil plc

("Union Jack" or the "Company")

Union Jack Oil plc to Present at Sidoti Virtual Investor Conference

Union Jack Oil plc (AIM: UJO, OTCQB: UJOGF) a UK and USA focused onshore hydrocarbon production, development, and exploration company, announced that Zac Philips, Commercial Advisor, will present and host one-on-one meetings with investors at the Sidoti May Virtual Investor Conference, taking place on May 8-9, 2024.

The presentation will begin at 12:15 PM ET (5.15 PM BST) on 9 May and can be accessed live here: https://sidoti.zoom.us/webinar/register/WN_Lg5c0d4STP2pZcz0qXgqLg Union Jack Oil plc will also host virtual one-on-ones with investors on Wednesday and Thursday, May 8-9, 2024. To register for the presentation or one-on-ones, visit www.sidoti.com/events . Registration is free and you don't need to be a Sidoti client.

About Sidoti Events, LLC ("Events") and Sidoti & Company, LLC ("Sidoti")

In 2023, Sidoti & Company, LLC , Sidoti & Company, LLC (www.sidoti.com) formed an affiliate company, Sidoti Events, LLC in order to focus exclusively on its rapidly growing conference business and to more directly serve the needs of presenters and attendees.  The relationship allows Events to draw on the 25 years of experience Sidoti has as a premier provider of independent securities research focused specifically on small and microcap companies and the institutions that invest in their securities, with most of its coverage in the $200 million-$5 billion market cap range. Sidoti's coverage universe comprises approximately 160 equities, of which 50 percent participate in the firm's rapidly growing Company Sponsored Research ("CSR") program.  Events is a leading provider of corporate access through the eight investor conferences it hosts each year. By virtue of its direct ties to Sidoti, Events benefits from Sidoti's small- and microcap-focused nationwide sales force, which has connections with approximately 2,500 institutional relationships in North America.  This enables Events to provide multiple forums for meaningful interaction for small and microcap issuers and investors specifically interested in companies in the sector.

About Union Jack Oil plc

Union Jack Oil plc is primarily an onshore oil and gas company with a focus on production, drilling, development, and investment in the United Kingdom and United States hydrocarbon sectors. The issued share capital is traded on the AIM Market of the London Stock Exchange under the ticker symbol UJO and are quoted in the United States on the OTCQB Venture Market under the ticker symbol UJOGF. Our strategy is the appraisal and exploitation of the assets currently owned. Simultaneous with this process, the Company's management expects to continue to use its expertise to acquire further license interests over areas where there is a short lead-time between the acquisition of the interest and either exploration drilling or initial production from any oil or gas fields that may be discovered.

For further information, please contact:

Union Jack Oil plc                                                                                          [email protected]

David Bramhill

SP Angel Corporate Finance LLP                                                                    +44 (0)20 3470 0470

Nominated Adviser and Joint Broker

Matthew Johnson

Richard Hail

Caroline Rowe

Kasia Brzozowska

Shore Capital                                                                                                   +44 (0)20 7408 4090

Joint Broker

Toby Gibbs

Harry Davies-Bell

Gneiss Energy Limited                                                                                   +44 (0)20 9263 3983

Financial Adviser

Jon Fitzpatrick

Paul Weidman

Harbor Access                                                                                                   +1 (475) 477 9402

USA Investor Relations

Jonathan Paterson

Tommy Zima

BlytheRay                                                                                                       +44 (0)20 7138 3204

Financial PR

Tim Blythe

Megan Ray