View Post Agencies | People Propane CEO, SVP/Biz Dev Call it Quits By Kiran Aditham on Jan. 3, 2013 - 9:25 AM It appears that the new year has heralded quite the leadership blow-up at San Francisco/Brooklyn-based digital agency Propane Studio. Sources familiar with the matter confirm that CEO Steven Brisson, who had been with the shop for ...