View Fred Voorheijen business profile as senior it project manager - available permanent or interim at HumanTotalCare. View. Amsterdam, NH, NL. Erik De Heus holds a - Hogeschool van Arnhem en Nijmegen Daan Slotboom. 2. Manager Vastgoed at HumanTotalCare. . View Fred Voorheijen business profile as senior it project manager - available permanent or interim at HumanTotalCare. Amsterdam, NH, NL. 2. Find contact's direct phone number. View. Erik De Heus holds a - Hogeschool van Arnhem en Nijmegen Daan Slotboom. ArboNed BV. 2. Find contact's direct phone number. Manager Vastgoed at HumanTotalCare. ArboNed BV. Amsterdam, NH, NL. ArboNed BV. View Fred Voorheijen business profile as senior it project manager - available permanent or interim at HumanTotalCare. View. Manager Vastgoed at HumanTotalCare. Erik De Heus holds a - Hogeschool van Arnhem en Nijmegen Daan Slotboom. Find contact's direct phone number.