Rillet’s Raise: Betting $100 Million on Fewer Accountants

$1 Billion Valuation Puts AI at the Center of Accounting’s Next Software War

By CPA Trendlines Research

Kopp: Accounting for ‘what happens next.’

Rillet’s new financing round values the accounting software company at $1 billion as AI-native ledgers, accounting agents and incumbent ERP vendors compete for control of the accounting workflow — and investors fund competing answers to the profession’s labor problem.

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Rillet’s $100 million Series C gives the market another heavily financed challenger just six months after Basis raised $100 million at a $1.15 billion valuation. Around them, Ramp, Digits, Puzzle, Light and SoftLedger are pushing into different layers of the finance stack while Oracle, SAP, Microsoft, Workday and NetSuite defend systems already embedded in corporate accounting.

The fight is over where artificial intelligence belongs in accounting software – inside the system of record, in agents operating across existing systems or in a new layer that sits around the ERP and performs the work.

“What stands out to us is how customers actually run on it — multi-billion-dollar businesses operating with finance teams a tenth the traditional size, closing their books continuously,” says Seth Pierrepont, an ICONIQ general partner and Rillet board member.