Party on a Tuesday 2026: The Diamond Edition

Party on a Tuesday returns for its 10th party, The Diamond Edition, on September 15, 2026, during Colorado Startup Week.

What began in 2015 as two friends bringing Denver's startup community together has grown into one of the city's most anticipated nights of the year, drawing founders, investors, and creatives from across the state. The evening opens with a VIP hour at 6 PM, followed by the main event from 7 PM to midnight, held in downtown Denver.