Academy Team

The team is highly motivated to provide meaningful learning experiences and support to support your success with Ducted Systems products and processes.


Sol Irvine
Lead Commercial Instructor

Sol has more than thirty years of HVAC industry experience and specializes in commercial product training development and delivery.


Sol joined the Johnson Controls in 2006 and is the principal author of commercial training related to Simplicity SE (SSE) and Premier controls. 

Rick Berryman
Commercial Instructor

Rick has over forty years of HVAC experience, primarily in the area of service.  For the last fifteen years he has been providing training and technical support for technicians and installers on a variety of systems and components. Rick joined the Academy team in 2019.

Chris Army
Commercial Instructor

Chris has over thirty years of HVAC experience in operations, technical support, training,  sales, branch management, and continuous improvement.


Chris specializes in controls, sales, and sales management courses and content development. 

He began his career with Johnson Controls in 2005 and joined the Ducted Systems Academy team in 2017.

Richard Honeycutt
eLearning Developer/Admin

Richard joined the Academy team in 2018. Richard has thirty years of graphic design experience, with eight years focused on eLearning development. His primary focus is promoting the advancement of our online presence within the Ducted Systems Academy.

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Mark Petty
Residential Instructor

Mark has been in HVAC industry for over forty years and was the service manager with York/JCI Oklahoma Branch for twenty-three years.  Mark joined the Academy Team in December of 2020.

Mark is responsible for residential product technical training, including our new Tech Foundry program, providing technical training for technicians new to the HVAC industry.  

Dustin Tillery
Residential Instructor

Dustin joined Johnson Controls in 2021 and has 25 years of HVAC/R industry experience, most recently as technical trainer for Emerson Climate Technologies. 


Prior to joining Johnson Controls, he spent over 10 years as a refrigeration and AC service technician and 5 years as a technical service advisor for an HVACR wholesaler.

Christa Vanzant
Manager, Sales Training

Christa has seventeen years of experience with Johnson Controls across various business roles; most recently as the store manager for the Oklahoma City factory direct location.


Christa is certified by Franklin Covey and Miller Heiman to conduct their world-renowned programs and is responsible for the facilitation and advancement of sales, leadership, and professional development training. 

Steve Vesely
Business Success Coach

Steve has twenty-five years of experience leading sales teams to high achievement in manufacturing, retail, and insurance environments. Steve enjoys mentoring sales professionals towards high performing success.


Steve is certified to instruct Franklin Covey programs and Miller Heiman SPIN Selling 2.0. Steve develops, promotes, and presents many other courses related to leadership, sales, and professional development.

Scott Nelmark
Director, Learning & Development

Scott joined Johnson Controls in 2006 and has more than thirty years of HVAC industry experience including technical support, sales, learning and development, and media evolution.