| 1919 - |
William Brown becomes first generation working in the leather industry as a foreman with McAdoo & Allen. |
| 1949 - |
William Brown and Harry Brown purchase McAdoo & Allen from the McAdoo & Allen estates. |
| 1960 - |
William Brown passes away leaving sole ownership to Harry Brown. |
| 1967 - |
Harry Brown was killed in a car accident and McAdoo & Allen is sold to a holding company. Kenneth Brown Sr., Harry’s younger brother, leaves his position at Penn Color to manage McAdoo & Allen. |
| 1968 - |
Kenneth Brown Sr. forms Quaker Color which specializes in dry pigment dispersions in various resin bases. |
| 1972 - |
Kenneth Brown Sr. purchases McAdoo & Allen from the holding company. |
| 1974 - |
Kenneth Brown Jr. takes management control of McAdoo & Allen becoming the third generation. At the time McAdoo & Allen focused on waste-belt and harness leather finishing. Quaker Color continued to grow and flourish under Kenneth Brown Sr. |
| 1988 - |
Quaker Color starts to develop high quality aqueous based coatings for the automotive and furniture leather markets. |
| 1995 - |
Kenneth Brown Sr. retires from the business leaving control to his son Kenneth Brown Jr. |
| 1996 - |
Quaker Color assembles a polyurethane manufacturing department to produce its own raw materials. |
| 2001 - |
Shawn Brown enters the company becoming the fourth generation to work for McAdoo & Allen Inc. / Quaker Color. |