Meet Our Staff

Den Gardner

Den Gardner is executive director of TOCA. Gardner has been in the communications business for 39 years, including marketing, publishing and association experience. A 1973 graduate of Minnesota State University-Mankato in Mankato, MN, with a degree in journalism and broadcasting, Gardner has been active in the green industry since the early 1980s, working in marketing communications for industry and association clients.

Gardner owns a marketing consulting business, based in New Prague, MN, focusing on green industry and agricultural communications, as well as sports marketing.

Kristy Mach

Kristy Mach is the associate director of TOCA.  She has a degree in communications from the University of Wisconsin-Oshkosh.  Kristy is the point person for the Communications Contest, email communications, web updates and much more.  She joined the TOCA staff in 2014, and manages member communications, social media and the website, and also runs the TOCA Foundation.

 Kyle Wieskus


Kyle Wieskus is the Membership Director of TOCA. She has degrees in Biology and History from Iowa State University.  She joined the TOCA staff in 2015 and will manage new memberships and renewals. In addition to her work with TOCA, she also is the Membership Director with several other association clients within Gardner & Gardner Communications.