Rillet delivers a next-generation ERP platform leveraging native AI to automate everything from revenue recognition to reconciliations, designed to fully replace legacy systems like NetSuite, Intacct, and QuickBooks for SaaS, professional services, fintech, e-commerce, and more. The product emphasizes natural language queries, AI-generated reporting, and workflow automation to provide real-time, audit-ready data and analytics.
Founded by Nicolas Kopp (former head of N26’s U.S. operations) and Stelios Modes, Rillet has quickly become one of the sector’s fastest-growing ERPs, securing more than 200 medium to large enterprise clients and widely recognized in industry “top tech stack” lists. With a team size ranging from 50 to 200, Rillet serves a range of sectors and geographies, doubling annual recurring revenue in just twelve weeks during 2025.
Rillet has raised over $100 million in under a year, including a $25 million Series A (led by Sequoia) and a $70 million Series B (led by Andreessen Horowitz and ICONIQ, with participation from Oak HC/FT and others), making it one of the fastest capital-raising streaks in recent enterprise software history.
Rillet’s features are deeply AI-native and specialization-rich:
Automated ASC 606 revenue recognition
Multi-entity, multi-currency consolidation and reporting
AI-powered close management and reconciliations
Investor and GAAP reporting with unlimited custom dimensions
AI co-pilot for natural language Q&A and self-service analytics
Automated invoice, cash management, and flux analysis
Seamless integrations with platforms like Salesforce, Stripe, Ramp, Brex, HubSpot, Tabs, Rippling, and Abacum
Recent developments include:
AI Analyst for instant flux analysis and technical revenue memos
Enhanced integrations with Tabs and Abacum for FP&A and revenue automation
Accelerated close features are designed to cut quarter-end processing down to hours
Rillet’s culture prizes “extreme collaboration,” focus on execution speed, craftsmanship, customer-centricity, and a strong sense of team transparency and feedback. The company values innovation, pace, and pride in excellence, operating as a tight, feedback-driven organization to rapidly iterate its offering.
The platform’s user base includes tech startups, SaaS businesses, e-commerce brands, healthcare, nonprofit, and financial services, with early clients such as BitWarden, Windsurf, and PostScript. Rillet is recognized for quickly onboarding enterprise clients and providing real impact by cutting financial close and reporting cycles—enabling leaner teams to handle complex multi-entity needs. Collaboration with top accounting firms and a growing, active cloud community underpin the company’s reputation for support and responsiveness.
