Our People
Our people make the difference.
Team Spirit and Pride
Our greatest pride is the longevity of our workforce. This continuity unites our employees, culminating a sense of team spirit and pride, and translates into a high quality product for our customers. Success is evident in the numerous commendations and awards we have received.
Experienced Leadership
Few companies can rival the continuous years of service of our leadership. We have a highly qualified team of experts prepared to handle any situation. Our veteran leaders provide the stakeholders with alternative cost savings ideas, and timely, practical solutions to everyday project challenges.
Board of Directors
Ken Schaeffer | Chairman
Michigan State University - BS, Joined IHC in 1969
Jim Randall | Director
Colorado State University - BSCM, Joined IHC in 1994
Jeff Littmann | Director
Walsh College – B.Acy. and MST Detroit College of Law – J.D. (cum laude), Joined IHC in 1986
John Medberry | Director
University of Iowa - BBA, CPA, Joined IHC in 1983
Hassan Barzegar | Director
California State University - BSCE, Joined IHC in 1991
Officers
Jim Randall | President & COO
Colorado State University - BSCM, Joined IHC in 1994
Ken Schaeffer | CEO
Michigan State University - BS, Joined IHC in 1969
Jeff Littmann | Treasurer
Walsh College – B.Acy. and MST Detroit College of Law – J.D. (cum laude), Joined IHC in 1986
John Medberry | VP Administration
University of Iowa - BBA, CPA, Joined IHC in 1983
Cal Thomas | VP Corporate Equipment Manager
University of Colorado - BBA, Joined IHC in 1988
Michelle Bahl | Corporate Secretary
University of Denver - BS, Joined IHC in 2016
Division Managers
Steve VanOster | Denver Division
Parks College, Joined IHC in 1987
Brett Clark | Southwest Division
Joined IHC in 2006
Greg Scott | West Division
Colorado State University - BSICM, Joined IHC in 1984
Department Managers
Tony Maccioli | Safety/Environmental/TQM
University of Nevada Las Vegas - BS Economics, BS Financial Services, Joined IHC in 2000
Martin Holt | Quality Control Manager
Montana State University - BSCET, Joined IHC in 1986
Cal Thomas | VP Training & Development
University of Colorado - BBA, Joined IHC in 1988
Jon Krowczyk | Corporate Equipment Manager
Universal Technical Institute - BAS, Joined IHC in 2017
Matt Randall | Corporate Operations Manager
Colorado State University - BSCM, Joined IHC in 1997
Cory Allington | Marketing/Chief Estimator
Colorado State University - BSCM, Joined IHC in 2008
John Medberry | VP Administration
University of Iowa - BBA, CPA, Joined IHC in 1983
Peri Miranowski | IT Manager
Joined IHC in 1985



Have questions or need additional information? Visit our contact page for a list of contacts.