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Rillet Raises $25M to Automate General Ledger with AI | Sequoia

May 28, 2025
Rillet Raises $25M to Automate General Ledger with AI | Sequoia

The Central Role of the General Ledger System

Within accounting departments, the general ledger system stands as the most crucial software application. Serving as a central repository, it consolidates all financial transactions. This provides the fundamental data necessary for generating precise financial statements.

A Fundamental Component of Finance

Julien Bek, a partner at Sequoia Capital, emphasizes the importance of the general ledger, stating that removing it from a company is akin to performing open-heart surgery. It’s the core of the financial function.

Challenges in Disrupting the General Ledger Market

For years, Bek maintained the belief that venture capitalists would be hesitant to fund startups focused on developing new general ledger software. He explained that convincing customers to migrate from established accounting software is a significant hurdle.

Furthermore, constructing a new general ledger business presents substantial challenges in itself.

Rillet: A New Approach with AI

Bek’s perspective shifted upon learning about Rillet, a three-year-old company. Rillet utilizes machine learning and generative AI to automate the creation of accounting reports.

The software directly imports data from sources like banks, Salesforce, Stripe, Ramp, Brex, and Rippling. This enables the generation of key financial documents, including the balance sheet and income statement.

Accelerated Financial Close Processes

Rillet’s founder, Nicolas Kopp, asserts that their software, powered by AI and machine learning, allows medium-sized companies to finalize their monthly or quarterly books in a matter of hours. Previously, this process could take weeks.

Before founding Rillet, Kopp served as the U.S. CEO of the European neobank N26.

Rapid Growth and Notable Clients

Since its product launch last year, Rillet has experienced a five-fold increase in revenue. The company now serves nearly 200 customers.

These include rapidly expanding companies such as Windsurf, the AI coding assistant reportedly acquired by OpenAI for $3 billion, and Decagon, an AI customer support startup valued at $1.6 billion.

A Challenge to NetSuite’s Dominance

Historically, companies of similar size often opted for NetSuite, a general ledger software developed in the late 1990s. Despite its continued popularity, NetSuite is often perceived as slow and cumbersome.

Replacing Legacy Systems

Bek estimates that approximately one-third of Rillet’s new clients are switching from NetSuite or similar systems. This statistic was a key factor in Sequoia Capital’s decision to invest.

He notes that attracting larger clients is particularly difficult, making the replacement of NetSuite a significant indicator of success.

Securing Series A Funding

Rillet announced on Wednesday that it has secured $25 million in Series A funding. This round was led by Sequoia Capital, with participation from existing investors.

This new capital arrives ten months after the company raised a $13.5 million seed and pre-seed round from First Round Capital, Creandum, and Susa Ventures.

Streamlined Implementation with AI

Rillet’s AI-driven approach simplifies the implementation process. Data migration, which traditionally took months, can now be completed in approximately four to six weeks, according to Kopp.

Clients can continue using their existing general ledger platform until they are confident that all data has been successfully transferred to Rillet.

Competitive Landscape

Rillet’s primary competitors include NetSuite and other established platforms. Currently, there isn’t a direct competitor offering a similar AI and machine learning-powered solution for mid-sized companies.

Digits, another AI accounting startup, has launched an autonomously-powered general ledger, but its focus is on smaller businesses utilizing QuickBooks and Xero.