Founded in July 2006 by former Gusmer engineering manager Tim Shocksnider, 21st JMT designs and manufactures plural-component proportioning equipment for foam and plastics applications. Shocksnider brought more than 37 years of industry experience to the company, including work on Gusmer’s proportioners, spray guns and specialized systems for automotive and aerospace use. The company also custom-engineers equipment and supports machines in the field with service and replacement parts.