Bedford Blues back row pair Gregor Gillanders and Don Barrell have signed contacts for next season.
Flanker Barrell, 27, and lock Gillanders, 25, helped Bedford reach last season's Championship final.
Thirteen players have now re-signed for next term.
And Michael Le Bourgeois (Jersey), Neville Edwards (Rosslyn Park), Charlie Clare (Leicester) and Corey Hircock (Munster) will join the Goldington Road side in the summer.
Blues director of rugby Mike Rayer said: "It has been extremely important for us to maintain a strong spine to the squad and having Gregor and Don commit to us for the coming season is a huge boost."