Maarten van der Spek

Maarten van der Spek is a Lecturer at TIAS School for Business and Society. He founded Spek Advisory, focusing on optimizing private assets investment strategies and portfolio returns. Previously, he held strategy roles at BNP Paribas REIM, ADIA, PGGM, and ING REIM. He obtained his PhD from Tilburg University in 2018.

His research centers on real estate finance and investment, with emphasis on:

• ESG integration in real estate performance
• Transparency in private real estate markets
• Analysis of real estate debt and fee structures
• Leverage risk management

His publications predominantly analyze real estate investment mechanics, including fee transparency, debt classification, and sustainability metrics, reflecting a consistent focus on financial optimization and risk mitigation in private markets.