Iggbouweconomie

IGG Bouweconomie is an independent Dutch consultancy specializing in construction advice, cost engineering and cost control. Founded in 1988, the firm helps clients understand the financial feasibility and risks of building projects while protecting quality and progress from early design through completion. Its approach combines clear communication, practical advice, integrity and forward-looking analysis, enabling clients to anticipate costs and make informed decisions.

IGG’s services include construction cost management, real estate and land development appraisals, procurement and contracts, valuations, project guidance, support with disputes and litigation, BIM management, property and maintenance advice, programs and specifications, permit-fee analysis, and land-cost advice. It works across a wide range of sectors, including airports, high-rise buildings, museums and theatres, hotels, sports, education and research, healthcare and government, commercial and residential construction, data centers, infrastructure, and sustainability and energy.

The firm’s project portfolio includes De Oosterlingen, the Feyenoord stadium, Zalmhaventoren and Naturalis Biodiversity Center. IGG’s mission is to create added value through independent construction economics advice.