Investor Relations

MZ Group
Chris Tyson
Managing Director
T: 949-491-8235
CLXT@mzgroup.us

Transfer Agent

Computershare, LTD.
PO BOX 505000
Lousiville, KY 40233-5000
T: 781-575 3100
www-us.computershare.com/Investor

Auditor

Ernst & Young LLP
220 South Sixth Street
Suite 1400
Minneapolis, MN 55403
T: 612-371-6984
www.ey.com

Legal Counsel

Debra Frimerman
General Counsel and Corporate Secretary, Calyxt
T: 651-683-2807