Arbiters

10 clues
Judges
Umpires
Ruling parties
Dispute deciders
Dispute settlers
Respected authorities
Judges, umpires et al.
Space satellites, e.g.
Bar tries (anag) — judges
Ones who specialize in decision-making
Similar answers:
Abaters
Abetters
Aborters
Acadapters
Accepters
Accouters
Acquitters
Acters
Adapters
Adbusters
Administers
Administershots
Adopters
Aerometers
Afewpointers
Afters
Aftershave
Aftershavelotion
Aftershavetonic
Aftershock