About
Anti-ransomware platform with growing Arlington team.
Team & affiliation
Founders: Jon Miller, Ryan Golden.
Timeline
- 2021Founded
- 2022Pre-seed / friends & family
- 2023Seed round
- 2024Series A
- 2025Series B
Region context
Halcyon (VA office) is one of 28 Cybersecurity companies we track in Northern Virginia, based in Arlington — about 5% of the region's 574 startups. 20 of the region's companies are at the Series B stage.
Northern Virginia anchors the commonwealth's federal-contracting and enterprise-software economy, with the deepest cleared talent pool in the country.
See the full Northern Virginia ecosystem →