just found on the bootblock of Alien Breed - Tower Assault (PDX crack):
Tower Assault Amiga OCS/ECS/AGA
Code by Stefan Boberg, Graphics by Tony Senghore-Turunen
Original game concept by Rico Holmes, Martyn Brown and A.Tadic
Copyright (c) 1994 by Team 17 Software Ltd.
If you are playing a pirate copy of this you are helping the
Amiga to die. Please consider BUYING this game. A lot of
time and effort was put into the development of this.
Crackers' note: regards to ANTI-ACTION OF DEFJAM!
Code by Stefan Boberg, and the PDX cracker sends regards to Antiaction!
...but as i read on, also A.Tadic is mentioned.