I would add a third option (to go along with forced labor and experimentation) to sell enslaved populations to earn money (on an abstracted market) if it hasn't already been suggested.

As I understand it, there will be certain technologies which aim to help the various alien populations cohabitate peacefully on the same planet. Given that the Gremak are slavers, how will these technologies be different for them?
I believe the Gremak should receive increased production(money and ...

I feel the Gremak should have a dedicated hardpoint for distortion fields on their ships. The Orthin get them for their capacitors and siege weapons, and I don't see distortion fields as being substantially better than capacitors.

As it stands, giving up a vital shield slot for a gimmicky "not ...