Whether you need to reach us for inquiries relating to new business opportunities, media and press, careers or general information, we're here to take your call and answer your e-mail.
The Critical Mass Headquarters are located in Calgary, Alberta, with offices in Chicago, Toronto, New York, Atlanta and Austin. We also maintain account offices to provide face-to-face service to clients in locations throughout the U.S.
Heather Thomas
VP Business Development
312.288.2531
312.288.2501
Scott Shamberg
SVP Marketing & Media
312.288.2529
312.288.2501
Julie Walyuchow
Recruitment Manager
403.206.4378
403.263.3156
Please note: we do not accept resumes via e-mail. Visit the careers section to apply.
402 - 11 Avenue SE
Calgary, Alberta, Canada T2G 0Y4
403.262.3006
403.262.7185
225 N. Michigan Ave.
Suite 2050
Chicago, IL USA 60601
312.288.2500
312.288.2501
425 Adelaide St. West.
30 Irving Place, 5th Floor
New York, NY, USA 10003
212.801.8350
212.801.8301
1 Riverside, Manbre Road
London, UK W6 9WA
+44.(0)208.735.8750
+44.(0)208.735.8751
