Clay Helm
Clay Helm

StubHub has named Clay Helm director of public relations. Helm comes to StubHub from Autodesk, where she was most recently public relations director and chief of staff, brand & communications. Before that, she was senior public relations manager. At StubHub, she is responsible for driving public relations strategies and activities that advance the company’s business and reputation, overseeing day-to-day external communications strategy and execution. Helm also leads North America consumer communications, crisis communications, public affairs and corporate social responsibility.

Sheila Green
Sheila Green

Tunheim has added Sheila Green to its staff as a senior consultant in its corporate communications practice. Green joins Tunheim from The Castle Group, where she was a vice president. She has also served as director of public relations for both Boston-based event planning firm Conventures and Solomon McCown & Co., in addition to founding her own firm, SGG Associates. Green’s expertise encompasses media relations and public affairs as well as internal and external communications for clients.

Lauren Barr Katarski
Lauren Barr Katarski

Bravo Group has brought on Lauren Barr Katarski as energy and regulatory practice lead. Katarski comes to Bravo Group from Duquesne Light Co., where she was manager of government affairs, leading legislative advocacy efforts and overseeing interactions with elected officials. Previously, she was executive policy manager for former Commissioner Pamela Witner at the Pennsylvania Public Utility Commission. At Bravo Group, Katarski will head advocacy efforts on public policy issues affecting the energy industry. “Having spent her career in both the corporate and public sectors, she brings a unique perspective with her to the firm,” said Bravo Group president and CEO Chris Bravacos.