Rillet
Rillet provides accounting software in which finance teams and AI agents work from a shared general ledger.
$100MSeries C
ParticipantOH
Oak HC/FT
Activity from announced rounds
Activity in this selectionAug 31, 2026 · Aug 1, 2026
Oak HC/FT invests from seed through growth in healthcare and financial technology, with investments ranging from $1 million to $100 million.
In healthcare, it looks for businesses changing how care is delivered, accessed and paid for. Its fintech mandate covers financial decisions, money movement and risk, including AI-native infrastructure and enterprise platforms with financial functions at their core.
The team focuses on the regulatory, distribution and trust requirements of these markets. Its current technology strategy looks at how AI products can penetrate established industries, with attention to defensible technology and a credible path to customer adoption.
Sources
- Rounds participated in
- 2
- Confirmed lead rounds
- 0 1 roles undisclosed
- New companies
- 2 First participation on record · 0 follow-on
- Funding in participating rounds
- $130M 2 disclosed · full round size, not this investor’s share