No matter what company administrates your 401k plan, you should have been provided contact details with your 401k enrollment kit that explains how to reach an advisor who can help you and provide answers to questions related to your 401k account. A 401k advisor can assist you in the management of your retirement money, from early withdrawals, to loans, to rollovers, catch-up contributions or taxes, with advice based on the most up-to-date rules for your particular plan and current laws regarding 401k plans in general.