Eckart Wintzen

SAE Expression College provides educational services. It teaches and grants bachelor degrees in four programs such as sound arts, animation and visual effects, motion graphic design, and game art and design. The firm provides an exciting and inspiring education that prepares students for a successful career in digital arts. The company was founded by Eckart Wintzen and Gary Platt in 1998 and is headquartered in Emerwille, CA.

Ex'tent BV (Ex'tent) is the venture capital subsidiary of Extent Holding BV, itself a subsidiary of Wintzen Management Co. BV in the Netherlands. Founded by Dutch IT entrepreneur Eckart Wintzen in 1996, the name of the firm derives from 'Eck's shack'. Ex'tent is located in Austerlitz in the province of Utrecht in the central Netherlands. The firm aspires to sway the correlation between the growing wealth of the western world and the depletion of natural resources worldwide, the impoverishment of poor populations and the global environmental crisis. A self-described 'company with a conscience', Ex'tent aims to contribute to orienting the western free-market economy towards increased global fairness and environmental sustainability. The firm supports both commercial enterprises and non-profit organizations in which Ex'tent is not a shareholder. Ex'tent operates in close relationship with Probel Capital Management NV, a Belgian corporate finance advisory and venture capital partnership, as well as with Probel's wholly-owned subsidiary Bosschuur Capital Management BV. Boschuur manages the green venture capital fund Ex'tent BV and shares premises with Ex'tent.

Qconferencing Ex'ovision BV specializes in selling and implementing video communication solutions. It covers from the webcam to the boardroom and from standalone applications to fully integrated solutions. The firm serves international and local businesses, the medical sector, education and government. The company was founded in 2001 and is headquartered in Diemen, the Netherlands.

Ex'ovision BV develops and produces video solutions and services. It specializes in the fields of video technology, broadband, and human communications. The firm's products include eye catcher, webcam, and boardroom. Its partners include Cisco Systems, IBM, EyeNetwork, and Rabobank. It provides desktop video communication solutions. The company was founded by Eckart J. Wintzen and Fred Kappetijn in 2000 and is headquartered in Austerlitz, the Netherlands.