Karsten Schillings has been working at gmp’s Hamburg office since 2008 and has been responsible for construction management since 2015. He specializes in innovative contract models and complex building contracts. For 10 years he was senior lecturer at HafenCity University Hamburg and at Wismar University of Applied Sciences. He was the lead negotiator for gmp in the contract negotiations for the HafenCity Congress Hotel in Hamburg—a pilot project in Lean IPD. In another project, the Audi Design Center in Ingolstadt, he was in charge of the overall project lead.