Our San Diego Team

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. Casey is renowned for bringing out the best in managers, CEOs, business owners, and sales professionals while producing huge personal growth in their confidence, courage, and conviction. Casey founded the Coffman Group in 1996 after a 14-year corporate career. He is also a renowned speaker for company and association events.

Eric Dunn knew the day he became a client of Sandler by Coffman Group that it was a place he wanted to be a part of for the rest of his life. Dunn was first exposed to Sandler sales training programs through his employer, FreightPro, a transportation/distribution company. Once in training, he realized an immediate need to adjust his sales practices, eventually demonstrating dramatic results companywide. Dunn is fast to admit that his early days in professional sales were full of road bumps and detours, but it was his determination to become great that brought him success.Realizing a much larger opportunity with Sandler by Coffman Group, Eric joined the company in 2003 as an associate and soon became a partner in 2018. He became the sole owner in 2023.His unique communication skills and coaching abilities stem from a wealth of knowledge and experience in both the corporate and entrepreneurial sectors, with his main focus on helping companies build customers, relationships, and bottom-line profits. Companies learn how to achieve market dominance through Dunn’s specific strategies designed to out-market, out-sell, and out-service the competition.

Brian has joined Sandler to help business owners, CEO’s and other executives maximize their output and ultimately grow revenue. He brings a tremendous amount of relevant business expertise to the table. Brian has been fortunate to apply many sales systems, but has found none more enduring than Sandler. He has developed many common-sense resources and examples as a result. Brian is ready to help business leaders unlock the vast potential that exists within their entire organization.

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.David has joined Sandler to help business owners, CEOs and senior executives build strategies for predictable and sustainable revenue systems, develop high-performing sales teams, break down barriers to growth and unlock the up-side potential of motivated companies.

Josh can help you grow your revenue, keep your clients, and upskill your managers and leaders. To do this, he pulls from a long career helping a wide array of companies with B2B sales, demand generation, and marketing analytics.As a coach and presenter, Josh combines his love of teaching sales with his abilities as a stand-up comedian and commercial actor to keep material fresh, impactful, and fun to watch.

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.Tom’s background in media, advertising, and online marketing has taught him the problems small and mid-size businesses face in today’s market. After years of working with more traditional sales models he has come to understand that with changing times, we need changing techniques without jumping on the latest fads or tricks. With Sandler Training he has found both a proven system and one that is best to business in the internet age.He is known for his unrelenting enthusiasm and energy making him highly sought after to coach organizations looking for immediate improvement. When you are ready for real results, call on Tom and the Coffman Group. You and your business deserve the best.