ROM InWest is a regional development company based in Haarlem, Netherlands, supporting innovative start-ups, scale-ups, and SMEs in North Holland that combine financial returns with measurable societal impact. The firm provides both business development advisory—helping entrepreneurs build investable business cases—and direct financial investments across five transition themes: circular economy, digitalisation, energy, agrifood, and life sciences & health. ROM InWest manages multiple funds, including a Transition Fund, an SMB Fund, and the PDENH Fund, and backs companies such as Phoenix Metals (materials recovery), Droppie (circular waste), Root Sustainability (AI for supply-chain emissions), Thorizon (molten-salt nuclear reactors), and Healthplus.ai (surgical-infection AI). The team also connects entrepreneurs to subsidy schemes and co-investment consortia across the region.
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Janet Nieboer
CEO
Eric van Heerwaarden
Hoofd Innoveren Impact
Edwin Hengstmengel
Hoofd Investeren Impact
Ivo Kalthoff
Hoofd COLNH
Isabel van Nesselrooij
Fondsmanager Transitiefonds
Bas Kalshoven
Investment Manager Agrifood
Gijs Schot
Investment Manager Digitalisering
Jenny Tsin
Investment Manager LSH Biotech
Birgitta Kramer
Business Developer Circulaire Economie
Gideon van Kleij
Business Developer Circulaire Economie