The Board meets regularly to consider strategy, performance and the framework of internal controls. To enable the Board to discharge its duties, all directors receive appropriate and timely information. Briefing papers are distributed to all directors in advance of Board meetings. All directors will have access to the advice and services of the Chief Financial Officer, who is responsible for ensuring that the Board procedures are followed and comply with applicable rules and regulations. In addition, procedures is in place to enable the directors to obtain independent professional advice in the furtherance of their duties, if necessary, at the Company’s expense.
big technologies plc
Board of Directors
The Board of Directors of Big Technologies plc is composed of seasoned professionals with extensive experience across sectors such as life sciences, finance, legal advisory, and electronic monitoring technology. Collectively, they bring a strong track record in executive leadership, international business development, and strategic governance across both public and private organisations.
Board Committees
Board of Directors
Sangita Shah
Interim Chairperson and Non-Executive Director
Sangita is an experienced business and charity leader with a distinguished career spanning executive and non-executive roles across listed companies, private enterprises, and charitable organisations. She currently holds a portfolio of leadership positions, including Chair of the Quoted Companies Alliance, Board director of Forward Industries Inc (NASDAQ), Board director of Rockwood Strategic plc and regularly chairs Windsor Leadership courses. She also serves as a trustee for the Willow Foundation and is owner and Director of Odyssean Enterprises.
Ian Johnson
Chief Executive Officer
Ian has spent his business career in life science and was founder and CEO of Biotrace International PLC, which was a listed company until its sale to 3M in December 2006. Ian is also Executive Chairman at NIOX Group plc. Previous appointments include Executive Chairman of Bioquell PLC, non-executive Chairman of Redcentric plc, Quantum Pharma PLC, Cyprotex PLC and Celsis Group Ltd., Senior Independent Director of Clinigen plc and Non-Executive Director of Ergomed PLC. He has also served on the boards of various other public and private companies, including AIM listed companies; Evans Analytical Group and AOI Medical Inc.
Mike Johns
Chief Financial Officer
Mike is a qualified chartered accountant who trained with the accountancy firm RSM. He has held senior finance roles across several listed companies, most recently at Aptitude Software Group plc, where he spent seven years and was appointed CFO and Director in 2023 before joining Big Technologies plc in 2025.
James Graham Matheson
Non-Executive Director
Jamie started work in the Stock Market in 1972 retiring from full time work some forty odd years later as Executive Chairman of Brewin Dolphin Holdings PLC. He has since then held a number of posts as Chair and a Non-Executive Director both in the listed and private arena as well as the charity sector.
Simon Thomson
Non-Executive Director
Simon is a highly experienced executive and is currently Chairman of AIM-listed Rockhopper Exploration plc. Simon previously served as Chief Executive Officer of Cairn Energy PLC (subsequently Capricorn Energy PLC) from 2011 to 2023, having joined Cairn in 1995.
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