I would contact whomever was the administrator (start with fidelity, they're the most popular). It may take some digging, but the accounts could been passed to a 3rd party clearinghouse. Also check with whoever did your payroll at those hobs (ADP, paychex, etc) to see if they have records, be it paystubs, withdrawal authorization forms you may have signed, or w2 forms from previous tax years. Any retirement withdrawals would be a line item sonce they came out pre tax, typically

It really is ALWAYS the cutest ones that end up being the biggest terrorists. I'm convinced it's a built in survival mechanism. I have 2, a big guy that looks intimidating but is sweet as can be, the other is super tiny, seemingly growth stunted, and is a complete @$$hole and monster. But you just can't bring yourself to be mad at him