28 players will take part in the first four week block of pre-season including new signings Allan Dell, JP du Preez, Sintu Manjezi and Sione Vailanu.
Joining the Warriors for block one of pre-season, to gain training experience, are Old Glory DC players Corey Daniel (back-row), John Rizzo (Winger) and Owen Sheehy (Fly-half/Full-back).
Ayrshire Bulls scrum-half Cameron Jones also joins the Warriors as additional cover.
Forwards: Lewis Bean, Simon Berghan, Fraser Brown, Corey Daniel, Allan Dell, Jack Dempsey, Jamie Drummond*, JP du Preez, Euan Ferrie*, Angus Fraser, Tom Gordon, Richie Gray, Oli Kebble, Harris McLeod*, Sintu Manjezi, Nathan McBeth, Archie Smeaton*, Sione Vailanu, Ryan Wilson.
Backs: Cole Forbes, Logan Jarvie*, Cameron Jones, Tom Jordan, Sean Kennedy, Stafford McDowall, John Rizzo, Owen Sheehy, Kyle Steyn
*Academy
A further 20 senior players who have been on international duty will link back up with the squad after block one.
Warriors also provided an injury update ahead of pre-season:
Kyle Steyn has recovered from his ankle injury sustained against the Stormers and returns to full training.
During the offseason Ally Miller (back), Alex Samuel (hand) and Josh McKay (ankle) all underwent successful surgeries and are expected to be back fit for the opening rounds of the URC.
Duncan Weir (calf) and Gregor Brown (groin) are both managing soft tissue injuries and will re-join the squad later in pre-season.
Huw Jones continues to recover from a back injury sustained in Harlequins semi-final loss against Saracens and is expected to be available for the start of the URC season.
Enrique Pieretto has sustained a shoulder injury while with Argentina XV and underwent shoulder surgery on Saturday and is expected to be out until November.