Parker Hannifin Corporation announced that Andrew M. Weeks, President – Engineered Materials Group, will retire effective August 31, 2022. Weeks led the Engineered Materials Group through a period of substantial change driven by Parker's Acquisition of LORD Corporation in 2019, which doubled the size of the group. He was named Vice President and President - Hydraulics Group in September 2015 and became Vice President and President - Motion Systems Group in 2017, when the Hydraulics Group merged with the Pneumatics and Electromechanical businesses of the Automation Group.

He joined Parker in 2013 as Vice President of Operations for the Aerospace Group after many years of leadership experience in the aerospace industry.