
3350 East Paris Ave. SE
Grand Rapids, MI 49512
p. 877.274.8796
f. 616.301.2149

It is very important to notify the CSI Benefits Office if you have a change of address. By notifying us, we can continue to mail important information like updates to the Plan, Plan books, and your annual status report that contains information on your money in the Plan. If you have a change of address, contact us at 877-274-8796, ext. 227 or send an e-mail message to .