There's still movement in the region. Anzu-Green today announced a $100 million fund [1] and two weeks ago Andreessen Horowitz announced they're opening a DC office this quarter [2].
Both seem to be targeting B2G investments.
[1] https://finance.yahoo.com/news/dc-tech-lobbying-shop-raising... [2] https://www.bizjournals.com/washington/news/2024/05/22/andre... (sorry about the paywall, but it's the original reporting)