they never seem to be ok with any tank mates. the like to chase everything. just make sure the new tank mate is an aggressive cichlid in a big enough tank
you might be able to put them with a flowerhorn in a large enough tank, but its a toss up, both fish are really aggressive. i personally wouldnt risk it
most places can get hold of them, just ask. and make sure to tell them you want NON- dyed ones! they do better, and look better. if you were closer to me i would say you could have a couple of mine for ccheeeap....but you arent