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Our expertise is your advantage. Meet the leaders behind Miller Heiman Group

Byron Matthews

Byron Matthews

President & CEO

Byron Matthews leads Miller Heiman Group’s commitment to providing organizations around the world with an expanded, holistic approach for developing, managing and sustaining long-term customer relationships. With more than 20 years experience, Byron has consulted for and led sales organizations for several Fortune 500 companies.

He has collaborated with industry leaders like Microsoft, AT&T, Samsung and Coca-Cola on the development of pipeline and revenue management solutions, implementation of sales methodologies, optimization of sales management processes and compensation plans, and competency models linked to assessment and recruiting.

Byron’s prior experience includes serving as Chief Sales Officer at Aflac, where he led over 30,000 sales professionals across multiple channels, and over five years at Mercer as Global Sales Leader and Global Head of the Sales Performance Practice. Byron earned his bachelor’s degree from the University of Kansas, and received his MBA at the University of Chicago.

Tim MacCartney

Tim MacCartney

Managing Director, Asia Pacific

Tim MacCartney leads the Asia Pacific business of Miller Heiman Group, the world’s leading sales and service transformation organisation. As Managing Director, Tim is responsible for development & growth across the 50+ strong multi-channel operations in across the region.

Tim joined MHG following regional general management and sales leadership roles at GlobalData and CEB, now Gartner, scaling products and go to market models to consistently achieve double-digit growth. Connecting with people, customers, processes and business change fuels

Tim’s interest in business hours; outside of work Tim is a coffee, running and travel-with-kids enthusiast.

Tom Werle

Tom Werle

Chief Strategy Officer

Tom Werle has over 10 years experience leading various organizational transformation efforts within the spectrum of go-to-market strategy. His expertise covers customer engagement, product marketing, sales operations and service optimization with a particular focus on the value of digital enablement.

At Miller Heiman Group, Tom oversees internal strategy & corporate partnerships, global consulting, sales operations, and advanced professional services from strategic design through operational execution. Prior to joining Miller Heiman Group, Tom led client engagement teams for Accenture’s Advanced Customer Strategy business, and developed consumer marketing solutions for The Nielsen Company.

Tom holds a bachelor’s degree from the University of Illinois and a master’s degree from the University of Michigan.