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COMPANY TIMELINE
“For more than 80 years, G&Z has built its reputation on industry ‘firsts’ that have transformed concrete paving. Throughout our history, we have pioneered innovations that help contractors work more productively, reduce costs, and improve the quality of what they build. That spirit of innovation continues to guide everything we do.”
— Ronald M. Guntert, Jr., CEO

1942

1947

1947-2

1956

1959

1963

1972

1979

1987

1993

1996

1997

2001

2004

2005

2009

2009-2

2010

2011

2012

2013

2014

2015

2017

2018

2019

2023

2025
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