Those programs are in legal breach of their agreements and can be sued for theft.
Many people have looked into suing oversea-operations before but unfortunately all of these attempts either failed or never got realized.
Maxima Casino has never done a clean business and such ending is not too surprisingly.
Playtech most likely will do nothing about it as their dispute service is prettymuch equal to “useless”. Maxima itself is based in Curacao, so your best bet will be to file your complaint with them http://www.cyberluck.com/