Palmer Johnson Power Systems is proud to be exhibiting at the Inland Marine Expo 2021. We're excited for our first in-person event since 2019. This year we will be exhibiting with Twin Disc and featuring our new product line, Auto-Maskin. To ensure that you make the most of your trip to St. Louis, we've put together a listing of helpful information about the show in one location.


Tuesday, May 25th: 10 A.M. to 5 P.M.

Wednesday, May 26th: 10 A.M. to 4 P.M.

Show Info:


America’s Center, 701 Convention Plaza, St. Louis, MO 63101

What are the COVID-19 guidelines to attend?

Please see the COVID-19 IMX Update Page for all information pertaining to precautions and guidelines for the event.

PJ Team for IMX

Jeff Magusin

VP Marine Sales

Scott Cheek

Marine Account Executive