GLOBAL CHIEF OF STAFF DIALOGUE

COS26: Frequently Asked Questions

When and where will COS26 be held?

COS26 Dialogue takes place Thursday, October 22 and Friday, October 23, 2026.

Venue
Atlantic Council
1400 L Street NW
11th Floor
Washington, DC 20005

What are the timings for the day?

Day 1 – Thursday, 22 October8.30am – Registration opens9.15am – Programming begins4.30pm – Programming concludes6.00pm – Reception at Decatur HouseDay 2 – Friday, 23 October8.30am – Networking breakfast9.15am – Programming begins4.30pm – Closing remarks and final goodbyes

What is included in registration?

  • Full access to COS26 Dialogue sessions and materials.
  • Coffee and refreshments throughout the day. Lunch will also be provided.
  • One ticket to the reception at Decatur House.

What should I bring and how should I prepare?

Bring a notepad or tablet for notes.Business cards to facilitate connections.Please aim to arrive between 8.30-9:00am to make the most of the day. Program starts at 9:15am sharp.

Details of the reception?

The reception takes place at Decatur House, home to the White House Historical Association at 1610 H St NW.Dress code is business attire.Dietary needs should be shared with Events@csa.org

Where should I stay?

Sofitel Washington DC Lafayette Square
  • 806 15th Street NW (8 min walk)
Hamilton Hotel
  • 1001 14th Street NW (4 min walk)
Hotel Zena
  • 1155 14th St NW (3 min walk)

How do I get to the venue?

Metro: McPherson Square (Orange, Blue, and Silver lines) and Farragut North (Red line) are the closest Metro stations to the Council.
  • From the McPherson Square Metro station, exit at 14th and I Streets. NW.
  • From the Farragut North Metro station take the exit for Connecticut Avenue and L St. East.
For information about the Washington, D.C. metropolitan area MetroRail and MetroBus visit WMATA.com.

Is the venue accessible?

The Atlantic Council is fully equipped for accessibility needs.Please share any specific requirements with Events@csa.org in advance so we can support you.

What networking opportunities are available?

The programme includes structured discussions and informal time for collaboration. Breaks and lunch offer space to connect with the global chief of staff community.Day 1 concludes with a networking reception.

What is the cancellation or substitution policy?

Please refer to our terms and conditions.Substitution may be possible if arranged ahead of time.

Contact information

For questions about logistics, registration or accommodation please contact the CSA Events team: Events@csa.org