SESMA – Special Event Sites Marketing Alliances
Choose one search parameter, and then click GO to view the results.
Sort Event Sites by: ALL A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Numbers

Displayed by:
The Observatory at America’s Square
Capacity: 1 – 250
300 New Jersey Avenue NW
Washington, DC 20001

Tom Dent
phone: 202-469-8447
fax: 202-783-4122
The Observatory at America’s Square is an extraordinary rooftop event space in the heart of D.C. overlooking our nation’s Capitol Building. The terrace is fully equipped with restrooms and a catering kitchen boasting restaurant-grade appliances. It was built with state-of-the-art systems that can accommodate tents and electrical needs for event productions.
Event Site Image
Event Site Image
Available on Request
Capacity: 1 – 250
Capacity Description:
Capacity Max: 250 Standing/ 120 Seated
We do not provide catering services; however we can provide a listing of our Preferred Vendors.
Audio Visual Capabilities
Equipped with electrical for event productions.
In-house discounted parking. Valet service available.
Security, Engineering and Dock Master Services are included in the rental fee. There are two loading docks with direct elevator access to the Penthouse and two guest elevators with direct access from the building lobby.

Completed in 2009, and designed by world-renowned architect, Lord Richard Rogers, 300 New Jersey Avenue is a striking building of glass and steel, light and space. The lobby is a spectacular greeting area for your guests.

Accommodations have been made for a Brides Room.

SESMA's mission is to develop cooperative marketing programs that bring member special event sites to the attention of meeting and event professionals throughout the DC-metro area who seek unique venues for their functions.
Don’t Miss These Upcoming Events
There are no Events currently scheduled
Search for a Site
Choose one search parameters, and then click GO to view the results.
Click here for all sites.
Support Us

Like us on
Like us on
Like us on