Welcome to TMA's Member Portal You are required to LOG IN to renew membership, place orders, register for an event, or access member-only content. If you are not a registered user or unsure if you are, please use the New Visitor Registration to verify or create an account. Not a TMA member? Go to Membership Benefit Information or contact our Membership department at 703-242-4670 x18 or email us at membership@tma.us.