This is from Iron mountain web site;
SECURE SHREDDING
Compliant destruction of sensitive materials: a new corporate imperative
Ever-growing regulations, consumer demands for protection of personal information, and needs to protect corporate reputation make timely, secure shredding an essential part of your records management program. Holding information beyond its required retention period incurs unnecessary storage costs and leaves you vulnerable to risks of theft, misuse, disclosure, legal discovery, and non-compliance fines.
It sounds like JPM could do what ever they like with there info thru this company