Sientra Swaps CFO

Santa Barbara-based medical aesthetics developer Sientra said on Thursday that it has named a new CFO. The company said that Patrick F. Williams has been named Chief Financial Officer, Senior Vice President, and Treasurer. Williams replaces Matthew Pigeon, who the company says is leaving to "pursue other opportunities". Williams has previously served as SVP and CFO of ZELTIQ, and previously served at NuVasive. Williams is also on the board of Miramar Labs.