Paul Feisel made six 3-pointers on the way to a team-high 20 points, and Ryan Petrosky added 15 as the undefeated Comets (3-0) took care of the Millionaires (1-3) in a home win.
Jake Zaleski scored six points for Crestwood and controlled the boards with nine rebounds.
Nassir Jones was Williamsport's leading scorer with nine points.