David Boys

Tungsten Network Ltd. provides business-to-business e-Invoicing services. It offers invoicing and PO services, supplier self service, supplier enrolment and express payments. The firm also provides invoice data capture, secure document archive, express payments and validation services. The company was founded by Stefan Foryszewski, Chris Lowrie, Alain Falys and John Jermy in 2000 and is headquartered in London, the United Kingdom.

Ascential Group Ltd. provides multi-platform events, information and publishing services. The firm's brands include i2i, Lions Festivals, WGSN, EMAP, Glenigan, MEED Projects, Groundsure, Planet Retail and DeHavilland. The company was founded by Richard Winfrey in 1947 and is headquartered in London, the United Kingdom.

Virgin Media Group Ltd. operates as a holding company with interests in providing Internet, media, and publishing services. The company is headquartered in London, UK

Lonsdale Capital Partners LLP is an independent private equity firm in UK. The firm was founded in 2010 by David Gasparro, Ross Finegan and Alan Dargan. The firm has headquarters in London, UK.

Seligman Private Equity Select LLP is an independent private equity firm headquartered in the UK. The firm was founded by David Selgman in 2003.