Who We Are

Our Team

Driven by a passion for great leadership, MDA consultants combine leadership and psychology expertise with real-world business knowledge to create relevant solutions for clients. Our senior-level consultants are equipped to respond to a wide array of leadership development challenges in any industry. 

Robert Barnett, Ph.D., L.P.

Robert Barnett
Executive Vice President and Partner

Guiding integrated strategic change

  Sandra Davis, Ph.D., L.P.

Sandra Davis
Chief Executive Officer

Helping boards navigate succession planning, and developing CEO candidates

Peter Germann, MBA

Peter Germann
Principal Consultant and Executive Coach

Helping organizations become aligned to get the results they want

  Michael Hepperlen, Ph.D.

Michael Hepperlen
Senior Consultant

Helping business leaders make smart hiring decisions

Jeffrey D. Hinds, Psy.D.

Jeffrey D. Hinds
Principal Consultant

Helping business leaders make smart hiring decisions

  Shawn C.H. Jones

Shawn C.H. Jones
Consultant

Client advocate; ensuring we deliver on our promises

Kevin Louiselle, Ph.D.

Kevin Louiselle
Senior Vice President and Partner

Designing and delivering custom people-development solutions.

  Mary Lund

Mary Lund
Consultant

Mia Mulrennan, Psy.D

Mia Mulrennan
Senior Consultant

A catalyst for executive development and helping organizations exceed expectations.

  Sarah Murphy, Ph.D.

Sarah Murphy
Principal Consultant

Helping business leaders fill their leadership pipeline

Scott E. Nelson, M.A.

Scott E. Nelson
Executive Vice President of Consulting Services and Partner

Designing and implementing leadership development initiatives that grow talent

  Jason G. Ortmeier, M.A.

Jason G. Ortmeier
Vice President of Leadership Development

Evaluating and coaching high potential talent

Sharon Sackett, Ph.D.

Sharon Sackett
Vice President of Talent Assessment

Identifying and developing high potential leaders

  LexAnn Steffens, M.B.A.

LexAnn Steffens
Senior Vice President of Operations and HR

Being an effective strategic business partner

Joseph Volker, Ph.D., L.P.

Joseph Volker
Principal Consultant and Master Coach

Developing leaders one by one with executive coaching

  Nancy Weidenfeller, Ed.D.

Nancy Weidenfeller
Principal Consultant and Executive Coach

Helping leaders, teams, and organizations achieve high performance

Heather Wray-Isquierdo, M.A., LPC

Heather Wray-Isquierdo
Senior Consultant and Executive Coach

Maximizing leadership development through coaching

  Susan Zemke, M.S.

Susan Zemke
Senior Consultant and Executive Coach

Developing leaders with invigorating learning experiences

 
Affiliates
Lisa Gordon, Ph.D., L.P.

Lisa Gordon
Affiliate Consultant

Designing engaging change efforts which align and strengthen culture, structure, processes, and roles.

  Don Hasbargen

Don Hasbargen
Affiliate Consultant

Helping organizations improve their business results through their people