What Others Say About Dr. Keith Mathis, PMP, PMI-ACP

The Mathis Group has provided several different recommendation letters from various industries.  Since 1993, The Mathis Group has received letters from satisfied clients.  Below is a listing of various organizations and industries to show our expertise and commitment to excellence.  These letters run the full range of being from our oldest clients to some of our most recent.   We would love to help your organization increase performance and change worker's behavior.

You can view the files individually or you can open the completed list.  Each file is in a PDF format and can be viewed by Adobe Reader.   If you do not have Adobe Reader you can download a free copy at  


State of Missouri - Bill Bott

State of Missouri - Paul Wright

American Marketing Association

Associated General Contractors

Beck's Superior Hybrids

Claremont University

Federal Reserve Bank

Gainesville School District

Hamilton County, Ohio

Human Resource Association of Broward County

Society For Human Resource Management of Greater Miami

IPSA - Society Independent Professional Seedsmen Association

L3 Communication

Louisiana School District

Monett R-I School District

North Broward Hospital District

Phelps County Regional Medical Center

Popular Bluff School District

Gas America

Greater St. Louis Fire Chiefs Association

RehabCare Group

Saginaw Police Department

Senath-Hornersville School District C-8

St. Louis Post Dispatch

St. Louis University

StarMed Staffing

State of Iowa

United State Postal Service

Vocation Rehabilitation of Nebraska