History
1975
Richard B. Stansley Sr. establishes Sylvester Material Trucking Company.
1979
The Stansley Group business portfolio expands to include sand and gravel mining.
1989
A strategic partnership begins with US Gypsum (now Greymont).
1995
The company enters the ready-mix concrete business.
2002
A strategic cement partnership begins with Holcim.
2009
RWS Trucking company begins.
2009
Strategic partnerships in solid waste established with GDRRA, WM, GFL, Republic Services, Waste Connections, Closed Loop Partners, Valicor Environmental (servicing 13 transfer stations).
2013
Glass cullet recycling facility opens in Toledo, Ohio.
2020
RWS signs multiple hauling agreements in Detroit, Michigan.
2024
RWS operationally expands to Kent County, Michigan.