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