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Mercury Professional Development, Inc. | Phoenix, AZ

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Meet Our Sandler Team

We Strive to Be The Best at What We Do and Help You Do The Same

Mark Kirstein

Mark is the CEO of Sandler Training by Mercury Professional Development. Mark possesses a unique combination of corporate and entrepreneurial experience, across sales and management roles. He provides sales training, coaching and consulting to successful companies across a broad range of industries, from technology, to insurance, to legal, to manufacturing and more. Prior to Sandler, Mark was CEO/General Manager of In-Stat, a Scottsdale-based market research firm with revenues up to $15 Million. He led consulting and analyst organizations that advise and help clients optimize market development. Mark has a BS degree in Computer Engineering from Cal Poly, and an MBA from ASU.

Mark Kirstein Sandler Traning Phoenix

Linc Miller

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

Linc Miller Sander Sales Training Arizona

Mary Crisci- Trainer at Sandler Training by Mercury Professional Development

Mary is a communications expert and Sandler National Accounts Trainer. She helps our clients achieve unparalleled success in their work and life, through superior communication and sales skills. She is on the board of directors for National Association of Women Business Owners (Nawbo) and a Professor of Communication at Grand Canyon University.

Mary has a Bachelor and Master of Arts (M.A.) in Communication from California State University-Fullerton.

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LinkedIn: Mark Kirstein ι Linc Miller ι Mary Crisci

Twitter: @SandlerTrainPHX 

YouTube: Check out the Sandler Worldwide YouTube channel video collection, featuring our global network of business experts describing key sales and management concepts in everyday language.