Our People

DeWitt and Associates, Inc. believes one of the most valuable relationships we have is the one with our employees. As an equal opportunity employer, we employ a diverse group of individuals. Our superintendents are some of the most seasoned in the area. We take pride in hiring only the most qualified union craftsmen several of which are brothers or father and son. Many careers at DeWitt have spanned decades.

Our Staff

Randall Ganz
CEO, President

Mr. Ganz has a degree in Civil Engineering from the University of Missouri Rolla.

He has been with DeWitt and Associates, Inc. for 15 years and has worked in the construction industry for 32 years.

Jerry Hackleman
Senior Vice President

Mr Hackleman has been with DeWitt and Associates, Inc. for 19 years.
He is a Certified Professional Estimator with 44 years total experience in the construction industry.

Memberships include: Construction Specifications Institute, Springfield Contractors Association, Associated General Contractors Education and Research Foundation, American Society of Professional Estimators

Martin McGhee
Chief Financial Officer

Mr. McGehee is a CPA with a degree in Business Administration from the University of Oklahoma. He has spent 18 years with DeWitt and Associates, Inc. and has over 22 years in the construction industry.

Memberships include;  American Institute of CPA’s and Construction Financial Management Association

Rob Griffin
General Superintendent

Mr. Griffin has worked for DeWitt & Associates for 19 years. He has been General Superintendent for the past few months.

He started at DeWitt as a carpenter and worked his way up to Superintendent after just 5 years.


Celebrating 50 Years of Building ExcellenceDeWitt & Associates, Inc.
1256 S. Barnes Avenue
Springfield, MO 65804
Telephone: 417.881.4820