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Mercury Professional Development, Inc. | Scottsdale, AZ

Meet Our Sandler Team

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

Co-Owner

Mark Kirstein

Mark is the co-owner of Sandler Training by Mercury Professional Development. Mark possesses a unique combination of corporate and entrepreneurial experience, across sales and management roles. For over 15 years, Mark was CEO/General Manager of In-Stat, a Scottsdale-based market research firm with revenues between $5 and $10 Million. He led consulting and analyst organizations that advise and help clients optimize market development. Mark has a BSEE degree from Cal Poly, and an MBA from ASU.

Co-Owner

Linc Miller

Linc is the co-owner of Sandler Training by Mercury Professional Development. Linc has spent the last 20+ years of his career in Sales, Management and Business Development and has been a part of the Sandler network since 2000. He has trained over 2000 executives from countries around the world and all over the United States. Linc is a world-class facilitator/trainer and an expert in Coaching, Supervising, Goal Setting, and Mentoring.

Linc is a Graduate of Jacksonville State University and has dedicated himself to giving others the competitive edge to maximize profitability and drive negotiations.  

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.