What We DoCritical Mass is a digital marketing agency.
Employees: 500+
Primary Offices: Calgary, Toronto, Chicago, New York, London, Amsterdam & Costa Rica
Ownership: 54% owned by Omnicom Group Inc (NYSE: OMC), 46% employee-owned
Heather Thomas
newbusiness@criticalmass.com
(312) 288-2531
Celia Jones
pr@criticalmass.com
(312) 705-4169