Registration for Modern Day Marine 2023 will open in Spring 2023. If you’d like to receive an email when registration opens, submit your information here. You can also follow us on social media for 2023 show announcements.


Modern Day Marine (MDM) is open to Department of Defense active duty and reserve service members and their families, members of the Marine Corps League and/or Marine Corps Association (the MDM Co-Host organizations), Defense Industry affiliated personnel, law enforcement, industry/consultant representatives, and invited international guests. Attendees must have an “identifiable relationship with the United States Marine Corps.” MDM is not open to the general public. Registration is required for all categories of attendees, and all registrants must provide proof of identity with a government issued photographic ID for badge pick up on show site at the registration desk.


Attire for the Show Floor & Special Events

  Civilians Marines
General Expo Attendance Business Casual Blue Dress D
Congressional Breakfast Business Attire Service A
MCL Awards Ceremony & Leadership Lunch Business Attire Service A


COVID Health & Safety Update

In accordance with the health and safety policies of the Walter E. Washington Convention Center and the District of Columbia, there will be no COVID-19 vaccine verification or requirement to wear a mask at the 2023 Modern Day Marine Expo. Active duty military and government service civilians will be expected to comply with existing DoD and organizational policies in place at the time of the event, but there will not be any enforcement of policies related to COVID-19 by the facility or event management.




Jaymie Nielsen, Show Director

Please review our Show Policies