| WesTrade Telecom B.V. | South Holland |
| WeTransfer | North Holland |
| Wezz E-Commerce | North Holland |
| Whale Agency | |
| Whale Bay & Co | |
| Whatagraph B.V. | |
| Wheelhouse | |
| Whello | North Holland |
| Whiffle | |
| Whirlwind Internet | North Brabant |
| WHITE Digital Agency | |
| Wielink Websolutions | Gelderland |
| Wiering Software | Gelderland |
| WieWeb software | Overijssel |
| Wifishop.nl | Utrecht |
| WIND Internet | Friesland |
| Windesheim | Overijssel |
| Windesheim University of Applied Sciences | |
| Windonet | Overijssel |
| Wingweb Communications | Drenthe |
| Winmag Pro | South Holland |
| WinNc | North Holland |
| Wintor | North Holland |
| Wipkip Interactive | North Holland |
| Wirelab | Overijssel |
| Wireless Alphen | |
| Wireless Value B.V. | |
| WIS | South Holland |
| Wisemice | Groningen |
| Wishbone Productions | North Holland |
| Wittenborg University of Applied Sciences | Gelderland |
| Wizenoze | North Holland |
| Wizzbit ICT Dienstverlening & Advies | South Holland |
| WKL Consultancy | |
| WLPayments B.V. | |
| WMO Managementondersteuning | |
| WNL Marine Electroncs B.V. | North Holland |
| Woedend | North Holland |
| Woensdag | Gelderland |
| Wolters Kluwer Health | South Holland |
| Wonderflow B.V. | |
| Wonderful | |
| Wonderkind | North Holland |
| WoodWing Software | North Holland |
| Word Spinner | |
| Wordapp B.V. | |
| WordProof B.V. | |
| Workspace 365 | |
| WorkSpace6 | North Holland |
| Workwize | North Holland |