About Us

Mark Sellers

CEO & Founder

(614) 571-8267


Mark Sellers is CEO of Breakthrough Sales Performance™, a sales training and consulting company he founded in 1996.

Breakthrough is hired by B2B companies around the world to get their sales teams to qualify better and faster, win more sales, and build healthier pipelines. Breakthrough does this by providing enterprise wide sales training, coaching, and consulting services. Clients include Danaher, ITW, Bemis, RONA, West Pharmaceutical Services, Sartomer TOTAL, Deli Express, Microchip Technology, and many others.

The foundation of Breakthrough’s sales methodology is an innovative, game-changing approach of selling to the customer’s buying process. Mark is a thought leader in this approach. Breakthrough’s methodology was introduced in Mark’s first book The Funnel Principle published in 2008. The Funnel Principle was named a Top Ten Best Sales Book to Read by Selling Power magazine.

Mark is a frequent blogger, guest speaker for webinars, and contributor to sales industry mediums such as Selling Power magazine, Customer Think, and the American Business Journals newspapers.

Breakthrough Sales Team:

John Hoskins

After a successful career in sales management at Xerox, John Hoskins founded Advantage Performance Group, a sales training and leadership development company. He sold APG in 2006, and then founded Sales Genomix, a company that helps clients hire, retain and develop sales talent. John now leads Revenue Partner, a sister company to The Alexander Group, that provides sales training and leadership services.

Steve Hocker

Steve is the founder and CEO of Compass Point Partners, a training and consulting company that helps clients improve sales performance.
CompassPoint Partners helps businesses sell more by aligning their tools, talent, and targets. Our innovative consulting services help sales leaders gain valuable insight into their pipeline, create a more efficient sales team, and identify opportunity influencers to win deals faster and improve revenue performance.