Use your Social Security Number. Overview: Founded by the Sisters of Mercy, Mercy Hospitals have a history of caring for our community that goes back more than 100 years. ; Reset Password Welcome to My Pension Resource, your pension online resource for benefit programs at Sears Holdings Management Corporation. The domain 88sears.com uses a Commercial suffix and it's server(s) are located in N/A with the IP number 184.108.40.206 and it is a .com. Besides, all employees can apply for the work benefits offered by Sears Holding Company.