Kai Siersleben

Part of Copart, Inc., Copart Deutschland GmbH provides online auctions and vehicle remarketing services. The company is based in Duren, Germany. The CEOs are Nigel James Paget, Kai Siersleben, Jeffrey Liaw. The German company was founded in 2016.

ControlExpert GmbH operates as a holding company, which engages in the digitalization of manual processing of insurance and leasing companies, body shops, as well as original equipment manufacturers in the automotive industry. The firm focuses on appraisal audits, estimates, invoices, and maintenance documents. Its products include EASYCLAIM, EASYCLAIMGO, SPEEDCHECK, GLASSCHECK, EXPERTISE-CHECK, INVOICE-CHECK, AUTOCHECK, APPRAISER FEE CHECK, TOWINGCHECK, MOBILECHECK, FLEETCONTROL, and POSTMASTER. The company was founded by Gerhard Witte and Kai Siersleben in 2002 and is headquartered in Langenfeld, Germany.