Pragmatic uses .NET technology for both development and design. But it is not a must. If other technologies are better for a certain goal, other vendors have a superior product Pragmatic won't hesitate to use them.
Beside .NET Pragmatic has knowledge of and experience with older technologies originated from Sybase like Adaptive Server Enterprise, Adaptive server Anywhere, Powerbuilder and such.
Pragmatic has carried out several projects for Dutch Government organizations like Nationale Politie, Belastingdienst.
Also Financial Institutions like Rabobank, Aegon are known to Pragmatic.
Big companies as well as small companies are customer of Pragmatic, some examples are Tennet, Engie, Netcreators, Cap Gemini, Royal Flora Holland, Lodder Software.