Founded in the Netherlands by Mike Wiering, this company has been releasing software since at least 1996, when Charlie the Duck was unleashed on the world. Even today versions of Charlie and possibly other games are available for modern smartphones.
Official Wiering Software website
Wiering Software's Mobygames page
Games developed and/or published by Wiering Software
Charlie II (2001)
Super Worms (2001)
Super Angelo (1999)
Sint Nicolaas (1998)
Charlie the Duck (1996)
Mario & Luigi (1994)