Frederik Fleck

expertcloud.de GmbH provides call center services. It is a virtual contact center. The firm's services include inbound call centre to receive telephone orders, registrations, customer advice or information. It's specialized in sales-heavy inbound as up-and cross-selling. The company was founded by Frederik Fleck and Jan Hendrik Ansink in June 2010 and is headquartered in Berlin, Germany.

test IO GmbH engages in the development and operation of a testing platform for app and web developers. It offers testing solutions, which include regression, functional, beta, usability, website, mobile, and IoT testing. The company was founded by Thomas Gruderich and Jan Schwenzien in 2011 and is headquartered in Berlin, Germany.

Crowd Guru GmbH provides data verification and crowdsourcing services. The firm offers copywriting, investigation, and data preparation services. It supports its customer with a work management system. The company was founded by Hans Speidel, Frederik Fleck, and Adam Finlayson in 2008 and is headquartered in Berlin, Germany.

Docbiz GmbH provides Internet-based appointment allocation services for doctors. The company was founded by Bjoern Keune, Gennadi Tschernow, and Axel Kuzmik in June 2011 and is headquartered in Berlin, Germany.