Paul David Atherton

Infinitesima Ltd. develops and researches products for scanning probe microscopy. The company was founded by Andrew D. L. Humphris, , Mervyn J. Miles and Jamie Hobbs in 2001 and is headquartered in Abingdon, the United Kingdom.

Phase Focus Ltd. provides optical prototype instruments. It brings to market a range of products and services based on its proprietary Phasefocus Virtual Lens- a disruptive technology that is revolutionising the performance of imaging instrumentation and bringing new user value to analytical applications from stain-free cell imaging and quantitative electron phase microscopy to ophthalmic lens metrology and beyond. The firm's Virtual Lens enables the observation and analysis of materials, processes and products in new ways and with unprecedented clarity and accuracy. The company was founded in 2006 and is headquartered in Sheffield, the United Kingdom.

Fungialert Ltd. develops detection sensors. The firm increases agricultural productivity and sustainability using disruptive, early detective sensors and novel soil health analysis. The company was founded by Kerry O'Donnelly Weaver and Angela de Manzanos and is headquartered in Harpenden, the United Kingdom.

Eventum Orthopaedics Ltd. is a British company that manufactures medical and dental instruments and supplies. The company is based in West Yorkshire, UK. The company also engages in information technology and research and experimental development on natural sciences and engineering activities. The company was founded in 2020 by John Robert Naybour and Paul David Atherton. John Robert Naybour has been the CEO since 2020.

UCL Business Plc operates as a technology transfer company. The company was founded in 2002 and is headquartered in London, the United Kingdom.

Concept to Volume BV develops, manufactures, and supplies OEM products. The company was founded in 2002 and is headquartered in Enschede, the Netherlands.

Part of RWS Holdings Plc, Queensgate Instruments Ltd. is a British company that manufactures optical network monitoring products. The company is based in Torquay, UK. The company was founded by Paul David Atherton. Queensgate Instruments was acquired by SDL, Inc., part of RWS Holdings Plc from February 13, 2001 on March 08, 2000 for $210 million.