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Coffman Group, LLC. | | 913-236-9055

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Meet Your Sandler Team

A local, regional and national company delivering extraordinary results.

Sandler Training by Coffman Group

Sandler Training by the Coffman Group has received the Pinnacle Award from Sandler Training. This is one of the highest levels of awards given by Sandler Training. Sandler Training by the Coffman Group is one of only 7 organizations out of over 250 Sandler Training Centers worldwide to receive the Pinnacle Award.


Casey Coffman 

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Casey Coffman brings drive, passion and decades of goal-breaking experience to what he and his organization, Coffman Group, Inc., do best: create world-class sales professionals and help CEOs drive lasting growth through training, counsel and ongoing support.

Eric Dunn 

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Eric Dunn joined the company in 2003 as an associate and soon became a partner in 2005. Since that time Dunn has been instrumental in growing the company’s corporate sales division. His unique communication skills and coaching abilities stem from a wealth of knowledge and experience in both the corporate and entrepreneurial sectors.

Tom Mulligan 

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Tom Mulligan brings to the Coffman Group a record of uninterrupted success in sales and sales training. He is an award-winning performer at the fortune 500 level and has helped thousands of small businesses achieve their goals. He understands business owners because he is one.

Julie Sponagel 

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Julie has joined Sandler Training in a role that will help companies improve their bottom-line results, whether those needs stem from the lack of a sales process or the need for organizational effectiveness. Julie can provide sales enablement consulting, sales training, leadership development, business coaching, and professional speaking, all designed to propel organizations forward.

David Doherty

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David Doherty has led sales and marketing teams ranging from technology start-ups to Fortune 500 companies across a wide variety of industry segments. David specializes in business to business selling.

Megan Shepherd

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Megan bridges the gap between people and processes. Utilizing her extensive background in sales operations, she helps clients reduce friction within the sales process to get more out of their CRM. Megan uses her experience in system enhancement, sales analytics, and process efficiency to enable sales teams to focus on selling and maximize productivity.

Sean Moran

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Sean has over seven years of multi-award-winning domestic & international selling experience to the C-Suite in three sectors (software, supply chain, manufacturing). After receiving a bachelor's degree from Mid America Nazarene University, he worked in project fields to increase sales revenue growth through virtual selling, new hire call training, international market expansion.

In his current position at Sandler Training, he oversees market development in California, Kansas, and Missouri. His mission is to inspire salespeople to reach their potential using Sandler's modern-day selling approach.

Jordan Holmes

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Jordan brings years of sales leadership experience to the Coffman Group. From small business ownership to scaling SaaS companies, he has used what he learned as a Sandler student to succeed across many different verticals.

While moving through different industries one thing stayed the same, his passion to help sales professionals reach their potential as leaders and performers.

The Coffman Group is an award winning, certified Sandler Training Center Dedicated to Your Success

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