United Oil & Gas PLC / Index: AIM / Epic: UOG / Sector: Oil & Gas

24^th October 2025

United Oil & Gas plc

("United" or "the Company")

Appointment of David Williams as Non-Executive Director

United Oil & Gas Plc (AIM: "UOG") is pleased to announce the appointment David Williams as a Non-Executive Director with immediate effect.

Biography

David Williams brings extensive financial and corporate experience to United, with a career spanning over two decades in investment management capital markets and corporate strategy. He has built a strong reputation for identifying value opportunities and delivering strategic growth across multiple industries.

His background combines deep financial acumen with hands-on experience in corporate strategy and the operation of publicly listed companies. David's experience in portfolio management, investment analysis, and board-level oversight provides United with valuable insight into capital allocation, risk management, and shareholder value creation.

Professional Highlights:

• Founder and Director of Richmond Bridge Capital Ltd. (since 2019) providing strategy and corporate finance advice to small companies and Founder of Sankofa Investment Partners, focused on identifying investment opportunities in undervalued or transitional sectors.

• Over fifteen years at M&G Investments, including serving as a Fund Manager of UK and Global equity portfolios, where he was responsible for managing significant corporate positions and delivering consistent investment performance.

Brian Larkin, CEO of United Oil & Gas, commented:

"We are delighted to welcome David to the Board of United. His extensive background in capital markets, combined with a proven track record in investment management and value creation across multiple sectors, will bring significant strength and insight to the company. David's deep understanding of corporate finance and his experience in driving shareholder value will be invaluable as we enter a new chapter of development and delivery.

Attracting someone of David's calibre to our Board is a strong endorsement of United's strategy and growth ambitions. On behalf of our existing Director, Iman Hill, and the wider United team, I am very pleased to welcome David and look forward to working with him as we enter a new chapter in our company's development".

David Williams, Independent Director of United Oil & Gas, commented:

"I am very pleased to be joining the Board of United at such an important and exciting stage in its evolution. What most attracted me to the company is the strength and quality of the team already in place and the clear, ambitious growth plans they have developed for the future. United is entering a new phase with significant opportunities ahead, and the upcoming work programme is an important step in unlocking that potential. I look forward to working with the Board and management to help deliver on this vision and create lasting value for shareholders".

AIM Disclosures

David Williams currently holds no ordinary shares or other securities in the Company.

There is no further information on David Williams required to be disclosed under Schedule Two, paragraph (g) (i)-(viii) of the AIM Rules for Companies.

David Williams, age 43, has held the following directorships and/or partnerships in the past 5 years:

**ENDS**

Beaumont Cornish Limited ("Beaumont Cornish") is the Company's Nominated Adviser and is authorised and regulated by the FCA. Beaumont Cornish's responsibilities as the Company's Nominated Adviser, including a responsibility to advise and guide the Company on its responsibilities under the AIM Rules for Companies and AIM Rules for Nominated Advisers, are owed solely to the London Stock Exchange. Beaumont Cornish is not acting for and will not be responsible to any other persons for providing protections afforded to customers of Beaumont Cornish nor for advising them in relation to the proposed arrangements described in this announcement or any matter referred to in it.

Notes to Editors

United Oil & Gas is an oil and gas company with a development asset in the UK and a high impact exploration licence in Jamaica.

The business is led by an experienced management team with a strong track record of growing full cycle businesses, partnered with established industry players and is well positioned to deliver future growth through portfolio optimisation and targeted acquisitions.

United Oil & Gas is listed on the AIM market of the London Stock Exchange. For further information on United Oil and Gas please visit www.uogplc.com