29 August 2025

Tekcapital plc

("Tekcapital" or the "Company")

Guident Achieves ISO/IEC 27001:2022 Certification

Tekcapital Plc (AIM: TEK) the UK intellectual property investment group focused on creating valuable products that can improve people's lives, is pleased to announce that Guident has achieved ISO/IEC 27001:2022 certification, the world's premier standard for information security management.

This achievement confirms that Guident has established and maintains a comprehensive Information Security Management System (ISMS) that safeguards critical assets, technologies, and processes across the organization. By embedding security practices throughout the company, Guident ensures its operations are managed under rigorous, internationally recognized standards.

Dr. Gabriel Castaneda, VP of AI and Research said:

"This accomplishment reflects Guident's top-down commitment to embedding security into our strategy and governance. Integrating this standard into our business model ensures that every technology decision and operational process is aligned with international best practices."

Christopher Romig, Lead Implementer of the ISMS at Guident commented:

"Implementing the ISO/IEC 27001:2022 standard provides us with the opportunity to move from ad-hoc security measures to a structured system. By institutionalizing risk reduction, vulnerability management, and incident response, we've built a culture of accountability that will continue to evolve to deal with emerging threats."

For clients and partners, this milestone reinforces trust and assurance by ensuring information is managed under globally recognized security controls. It strengthens resilience with proactive risk reduction, robust incident response, and business continuity measures, while also supporting compliance with evolving cybersecurity and safety requirements. Guident will continue to mature its ISMS through annual audits, management reviews, and continuous improvement initiatives, ensuring that its security posture evolves with emerging threats and regulatory expectations.

About Guident Corp.

Guident commercializes patented technology to enable safer autonomous vehicles and devices by providing industry-leading AV remote monitoring, control, assistance, and passenger support services. To learn more, please visit https://guident.com/.

About Tekcapital plc

Tekcapital creates value from investing in new, university-developed discoveries that can enhance people's lives. Tekcapital is quoted on the AIM market of the London Stock Exchange (AIM: symbol TEK) and is headquartered in the UK. For more information, please visit www.tekcapital.com.

Tekcapital owns approximately 70% of Guident Corp.

LEI: 213800GOJTOV19FIFZ85

For further information, please contact:

General Risk Factors and Forward-Looking Statements from Guident

All statements of opinion and/or belief contained in this Press Release and all views expressed represent the directors' own current assessment and interpretation of information available to them as at the date of this Press Release. In addition, this Press Release contains certain "forward-looking statements", including but not limited to, the statements regarding the Company's overall objectives and strategic plans, patent portfolio and our anticipated uses of our granted patents. Forward-looking statements express, as at the date of this Press Release, the Company's plans, estimates, valuations, forecasts, projections, opinions, expectations or beliefs as to future events, results or performance. Forward-looking statements involve a number of risks and uncertainties, many of which are beyond the Company's control, and there can be no assurance that such statements will prove to be accurate. No assurance is given that such forward looking statements or views are correct or that the objectives of the Company will be achieved. Further, the Company does not undertake any obligation to update any forward-looking statement or other information that is contained in this Press Release.

- Ends -