Senior Leadership Team

DR. JEFF DUKE ED.D.
3DI Founder and
National Presenter

Full Bio

Orlando, FL

MIKE MILLAY
Chief Operating Officer & Strategic Partnerships

Full Bio

Orlando, FL

MARK HULL
International Director of Professional Development

Full Bio

Eau Claire, WI

MITCH HULL
National Director of Professional Development

Full Bio

Madison, WI

WES SIMMONS
President/CEO and
National Presenter

Full Bio

St. Joseph, MO


Support Team

KEVIN ARMSTRONG
Regional Director of Professional Development

Full Bio

Marshall, MO

DAN BAUER
3DI Content Creator
3D Coaching Blog

Full Bio

Eau Claire, WI

ALEX CAMPBELL
3DI Training
Course Content Presenter

Full Bio

Kansas City, MO

LINDSAY CARLILE
3DI Training
Course Content Presenter

Full Bio

St. Louis, MO

WILLIAM CHANG
3DI Representative
Malaysia

Full Bio

Ipoh, Perak Malaysia

GEORGE CRACE
Regional Director of Professional Development

Full Bio

Wilsonville, OR

JULIO GOMEZ
3DI Representative
Guatemala

Full Bio

Guatemala City, Guatemala

SHAUN HART
3DI Representative
Australia

Full Bio

West Lakes Shore, South Australia

DR. CHRIS HOBBS
3D Content Creator
3D Coaching Blog

Full Bio

Palm Beach, FL

SUSAN HUANG
3DI Representative
China

Full Bio

Shenzhen, Guangdong, China

JOE JOHNSON
Regional Director of Professional Development

Full Bio

Asheville, NC

ANDRIY KRAVTSOV
3DI Representative
Ukraine

Full Bio

Kiev, Ukraine

ISAAC KWAPONG
3DI Representative
Ghana

Full Bio

Accra, Ghana

MARC MATTHIE
3DI Training
Course Content Presenter

Full Bio

Fairfax, VA

ROBERTO MEDINA
3DI Representative
Colombia

Full Bio

Barranquilla, Colombia

SUE RAMSEY
3DI Training
Course Content Presenter

Full Bio

Canton, OH

RAY REASLAND
Regional Director of Professional Development

Full Bio

Mount Vernon, IA

NICK REED
3DI Representative
Turkey

Full Bio

Eskişehir, Turkey

DR. NINA RIOS-DORIA
3DI Training
Course Content Presenter

Full Bio

Dallas, TX

CHRISTO SPIES
3DI Representative
South Africa

Full Bio

Stellenbosch, South Africa

R.J. SUMRALL
3DI Training
Course Content Presenter

Full Bio

Ames, IA

REON TAY
3DI Representative
Singapore

Full Bio

Singapore

JOE THOMSON
Regional Director of Professional Development

Full Bio

Wilmington, DE

SRIKANTH VELETI
3DI Representative
India

Full Bio

Hyderabad, India

PAULO WESCHER
3DI Representative
Brazil

Full Bio

Curitiba, Paraná, Brazil