The Sea-Air-Space Expo, recognized as the largest maritime exhibition in the United States, takes place annually each April at the Gaylord National Convention Center in National Harbor. Since its establishment in 1965, it has become a cornerstone for professional growth and networking in the maritime defense sector. The event draws a diverse audience, including senior military leaders, policymakers, program managers, executives, and international delegations. Over the years, Sea-Air-Space has solidified its importance to the Navy, Marine Corps, and Coast Guard, providing a platform to explore cutting-edge technologies and equipment while facilitating direct interaction with officials overseeing critical military programs and products.

With representation from more than 20 military commands in a single exhibition space, the event enables attendees to connect with key program managers and decision-makers, fostering dialogue on groundbreaking developments. It is widely regarded as a premier venue where the Sea Services and industry leaders collaborate to shape the future, highlighting opportunities for innovation and partnership.

Sea-Air-Space also serves as a global forum, attracting participants from numerous countries and international delegations. This diversity enhances networking opportunities and underscores the global significance of the event, extending its influence far beyond U.S. borders. Additionally, the expo provides a stage for the U.S. Navy, Marine Corps, and Coast Guard to unveil and refine policy initiatives, reinforcing its strategic role in the maritime defense and security sectors and shaping the trajectory of these industries.