We have a block of rooms reserved near the NCI building which is our venue on Day 1 in: 

Hilton Garden Inn Rockville-Gaithersburg 

14975 Shady Grove Road

Rockville, MD

(240) 507-1900

The link for reservations is [http://hiltongardeninn.hilton.com/en/gi/groups/personalized/D/DCARVGI-ONT-20150511/index.jhtml?WT.mc_id=POG here]. Cut-off date is April 13th. 

For other hotels in the area, see [[Hotels near NCI | this list.]]