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Member Leadership

The American Concrete Pipe Association (ACPA) is a member-driven association made up of small, medium, and large concrete pipe and box culvert producers.  Our member leadership has a strong tradition of inspiring and engaging members from all producers and driving the industry forward. 

Executive Committee

Steve Hoesing
Chairman of the Board
County Materials Corporation

Thomas G. Hartley
Vice Chairman
Rinker Materials

 

Rocky Lorenz
Treasurer
AmeriTex Pipe & Products 

Hank Gottschalk
Secretary
Concrete Pipe & Precast

Branimir Kovac
Past President
Thompson Pipe Group

Board of Directors

Steve Hoesing
Chairman of the Board
County Materials Corporation

Thomas G. Hartley
Vice Chairman
Rinker Materials

Branimir Kovac
Past President
Thompson Pipe Group

Rocky Lorenz
Treasurer
AmeriTex Pipe & Products LLC

Hank Gottschalk
Secretary
Concrete Pipe & Precast

Alan B. Zipperer
SE Region Representative
Diamond Concrete Products, LLC

Daniel Buehler
Associate Representative
Afinitas

David G. Swenson
Associate Representative
Eastern States Steel Corporation

Mark Omelaniec
CAN Region Representative
The Langley Concrete Group of Companies

Adam Disbrow
At-Large Representative
Rinker Materials

Scott Hofer
At-Large Representative
Oldcastle Infrastructure A CRH Company

David Marchbanks
Individual Membership
Gossett Concrete Pipe Co., Inc.

Bill Washabaugh
NE Region Representative
Northern Concrete Pipe

Committee Chairs

Aimee Connerton
Education Committee
Rinker Materials

Riley Dvorak
Infrastructure
Rinker Materials

Corey Haeder
Research
Rinker Materials

Thomas G. Hartley
Audit Committee Chair
Rinker Materials

Jake Jyrkama, P.E.
Quality
Rinker Materials

Todd Marciniak 
Safety & Environmental
Northern Concrete Pipe

Jennifer Schaff, P.E.
Marketing Committee
County Materials Corporation

John Susong, P.E.
Government Relations Committee
Rinker Materials

Edward C. Page, P.E.
Technical Committee
Concrete Pipe & Precast LLC

David G. Swenson
Associate Committee
Eastern States Steel Corporation

Bill Washabaugh
Sustainability, Resilience, & Environmental Leadership Committee
Northern Concrete Pipe