Mark Stephen Hogarth

Sigma Technology Management is a wholly-owned venture capital subsidiary of Sigma Capital Group Plc founded in 1997 by Graham Fleming Barnet and Neil David Crabb. The firm is headquartered in London.

Sigma Capital Group Plc operates as a holding company. The firm engages in the provision of property asset management to residential and commercial properties. It operates through the following segments: Regeneration, Managed Property, Owned PRS Property, Venture Capital and Holding Company. The company was founded by Graham Fleming Barnet and Neil David Crabb in December 1996 and is headquartered in Edinburgh, the United Kingdom.

i-design Multi Media Ltd. provides ATM advertising software solutions. It offers independent consultancy, media sales and media production services. The company was founded by Ana Stewart in 1991 and is headquartered in Dundee, the United Kingdom.

i-design Group Plc engages in the business of providing customer engagement software and interface design solutions for the self-service channel. It products include joono Software, multi-channel roadmap, targeted and relevant and return on investment. It services include atmad and limejelly. The company was founded in 1991 and is headquarterd in Dundee, the United Kingdom.

Onzo Ltd. provides big data and analytics for energy utilities. It specializes in energy visualization technologies across all customer touch points and offers energy monitoring equipment and related services through bills and the Internet. It offers solutions for utilities, corporate, and communities. The company was founded by Joel Hagan, Neil Tierney, Tom Williams, and Luke Andrew Max Nicholson in 2007 and is headquartered in London, the United Kingdom.