13 January 2023

HeiQ Plc

("HeiQ" or "the Company")

Update re. admission of Consideration Shares

HeiQ Plc (LSE: HEIQ), a leading company in materials innovation and hygiene technologies, announces an update regarding the admission of Consideration Shares.

Further to the Company's announcement released on 12 January 2023 (the "Announcement") regarding the completion of the acquisition of Tarn-Pure Holdings Ltd, HeiQ announces that admission of the Consideration Shares to the standard segment of the Official List, and to trading on the London Stock Exchange's Main Market ("Admission") are now expected to become effective at 08.00 a.m. on 17 January 2023.

Unless otherwise defined, capitalised terms shall have the same meaning as set out in the Announcement.

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About HeiQ

HeiQ is focused on improving the lives of billions of people world-wide by innovating the materials people use every day. HeiQ has strong IP which is at the forefront of global technology in the $10 billion antimicrobial fabrics market, $24 billion textile chemicals market, the $50 billion probiotics market and the $150 billion man-made fibers market. It has also moved into the medical device, healthcare and hygiene coatings markets, to help make hospitals and healthcare environments more hygienic. HeiQ aims to deliver growth for its shareholders through a combination of increased sales of its core products and by entering additional lucrative markets through disruptive innovations and M&A.

HeiQ has created some of the most effective, durable and high-performance technologies in the market today, which cool, warm, dry, repel, purify, and destroy viruses. Since 2005, HeiQ has developed over 200 technologies in partnership with 300 major brands and it has a significant R&D pipeline containing over 50 projects. The Company has won multiple awards and gained a strong reputation for the ESG & sustainable downstream effect of its innovations. HeiQ is the only company to have won the Swiss Technology award twice. It has also won the Swiss Environmental award with an innovation that saves energy and water consumption during the textile manufacturing process.

Led by an experienced leadership team, HeiQ researches new solutions for partners, delivers scaled up manufacturing from its sites across the world and helps partners market the product to end consumers - aiming for lab to consumer in months.