Antithesis is a Vienna, Virginia-based autonomous software testing company founded in 2018 that de-risks agentic development of critical systems. Its platform runs a complete system, exhaustively analyzes its behavior, and exposes bugs — and has gained significant traction in the fintech sector.

Accounting/tax platform for content creators and influencers. HQ Richmond, VA. Blue Heron Capital active portfolio company.

Portfolio-governance platform for independent financial advisors (RIA market) — "portfolio governance, made explicit." Built by Frank DiMeo (Acme Logic Works / ex-IQT).