Jack Carty, the Masterson brothers and Niall Murray will all remain at the Sportsground.
Athlone's Jack Carty and the Masterson brothers from Portlaoise are among 21 Connacht players who've earned new contracts.
21 year-old lock Niall Murray from Athlone is also rewarded.
Alex Wootton's move from Munster to Connacht has also been made permanent.
He's the top try scorer in this season's Guinness PRO14, having crossed the whitewash 10 times in 13 appearances while on loan from Munster.
Ireland internationals Ultan Dillane, Finlay Bealham and Dave Heffernan have also signed deals today to remain at the Sportsground.
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