Announcement PDF RNS Number : 9553F BSF Enterprise PLC 28 May 2026 28 May 2026 BSF Enterprise PLC Auction Update - May 2026 BSF Enterprise PLC ("BSF" or the "Company"), a biotech platform company driving a bio-sustainable future, announces updates to the planned auction of Lab-Grown Leather Ltd (BSF's wholly owned subsidiary) unique T-rex leather handbag. Publication of Drouot Auction Catalogue Lab-Grown Leather Ltd (LGL) flagship bio-engineered T-rex leather handbag has been officially featured in the upcoming auction catalogue by the prestigious Paris-based auction house, Hôtel Drouot. Following a rigorous appraisal process, Drouot has set an official estimate of €500,000 for this world-first luxury asset. The auction is scheduled to take place on June 11th, 2026 online and in person, details can be found in the link below. Please also note that there can be no guarantee that the auction will result in a sale. https://drouot.com/en/v/177615-tentationdeg4 Commercial Progress & Strategic Pipeline Following the highly successful global reveal and public exhibition of the T-rex leather handbag in Amsterdam, the Company has experienced a significant increase in inbound commercial interest. LGL is currently in preliminary discussions with several global Tier-1 brands across luxury, sportswear and automotive sectors. To preserve the extreme exclusivity and value of the Company's initial bio-material yields, these conversations are strictly focused on highly limited, bespoke collaborations and long-term future material development, rather than mass-market commercialisation. END Engage with the BSF Enterprise management team directly by asking questions, watching video summaries and seeing what other shareholders have to say. Navigate to our Interactive Investor website here: https://bsfenterprise.com/link/rJKmpP For further enquiries, please visit www.bsfenterprise.com or contact: BSF Enterprise PLC Geoff Baker - Chairman Che Connon - CEO & Director We encourage all investors to share questions on this announcement via our investor website. https://bsfenterprise.com/s/a1f22b Bowsprit Partners John Treacy James Sheehan +44 (0)203 883 4430 Shard Capital (Broker) Damon Heath Isabella Pierre (0)20 4530 6926 (0)20 4530 6928 ISIN of the Ordinary Shares is GB00BHNBDQ51. SEDOL Code is BHNBDQ5. Subscribe to our news alert service: https://bsfenterprise.com/s/bb9f43 About BSF Enterprise PLC BSF Enterprise PLC (LSE:BSFA; OTCQB: BSFAF) develops and commercialises cutting-edge tissue- engineered solutions, including lab-grown leather (via LGL), cultivated meat, and corneal repair technologies. By leveraging its proprietary scaffold-free ATEP™ platform, BSF delivers sustainable, high-performance alternatives to conventional materials, targeting global markets where provenance, ethics, and performance are increasingly prized by consumers and brands alike. This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com. RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. END UPDSEIFAWEMSELI