Piper Jaffray Cos. has hired Danielle Brill and Joe Catanzaro as senior research analysts in its healthcare equity research group.

Covering the biotech sector, Brill and Catanzaro will be based in the Piper Jaffray's New York office.

Brill previously was an analyst with Needham & Co. LLC, covering smid-cap biotech companies, while Catanzaro was biotech equity research associate at Cowen Inc.