branchCLYDE INDUSTRIES INC.
(West Virginia (US), 4015 PRESIDENTIAL PARKWAY, ATLANTA, GA, 30340)
inactivebranchCLYDE MCHENRY, INC.
(West Virginia (US), 5712 LAFAYETTE PLACE, HYATTSVILLE, MD, 20781)
branchCLYDE UNION INC.
(West Virginia (US), 3433 MIDLINK DRIVE, KALAMAZOO, MI, 49408)
inactivebranchWOODWARD-CLYDE INTERNATIONAL-AMERICAS
(West Virginia (US))
Previously/Alternatively known as WOODWARD CLYDE INTERNATIONAL AMERICAS INCORPORATED