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. 
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
Lisa Gordon, Ph.D., L.P.

Lisa Gordon
Senior Consultant

Helping business leaders make smart hiring decisions

   Sarah Murphy, Ph.D.

Sarah Murphy
Principal Consultant and Partner

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
Director of Coaching Services

Evaluating and coaching high potential talent
Sharon Sackett, Ph.D.

Sharon Sackett
Vice President of Talent Management

Identifying and developing high potential leaders

   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
Paul Batz

Paul Batz
Affiliate Consultant

Coaching and facilitating transformational change for leaders and teams