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Rubicon Institute, LLC | St. Louis, MO

Meet Our Sandler Team

Learn how a few small adjustments to your meeting planning and execution tactics can bring an increase in focus and productivity.

We strive to be the best at what we do, and help you to do the same.

President and Owner of the Rubicon Institute

Jason Mainard

Jason Mainard brings 19 years of training and leadership to the Rubicon team.  Starting with 4 years in the US Navy forward deployed to Southeast Asia with 2 months in the Persian Gulf.  

Senior Executive

David Hotle

Sandler Training at the Rubivon Institute is the platform from which Hotle practices as a teacher, trainer and business coach. His 30+ years in the business, after a first career as a school teacher and administrator, gives him a unique package of knowledge and skills for a variety of clients.

Director of Operations

Lisa Schirmer

Lisa Schirmer joined the Rubicon Institute team in 2012. She studied Interior Design at Maryville University and received a B.A. in Art History from the University of Missouri St. Louis.

Sandler Books

The Sandler library of books includes two Amazon and Wall Street Journal best sellers, as well as the best-selling sales classic for any sales book ever.