Jan Koolhaas

Jan Koolhaas is an experienced interim professional specializing in control, consultancy, and risk management within the housing and non-profit sectors. Currently serving as Concern Controller a.i. at woonbedrijf ieder1 since April 2023, Jan has a history of providing independent advisory services to management teams, boards, and organizations on internal controls and risk management. Previous roles include interim positions at various organizations such as KleurrijkWonen, UWOON, and De Kernen, where Jan focused on enhancing internal governance frameworks and supporting decision-making processes. Educational qualifications include a Certified Green Belt in Lean from IIBLC and a Postdoc in Controller in the public and non-profit sector from Vrije Universiteit Amsterdam.