Trying to find people who no longer work for you, or moved and didn’t provide a forwarding address can be a daunting task.The Pension Benefit Guaranty Corporation (PBGC) may be able to help. Although the PBGC is primarily about safeguarding DB plan benefits, they said in December 2017 that they will now grant access to their missing-participant database to defined contribution plans terminating in 2018 or later, and to affected participants.