Sequence, a London- and New York-based startup building AI-driven solutions to automate revenue operations, has raised $20 million in Series A funding.
Investors
The round was led by 645 Ventures, with participation from a16z, Firstminute Capital, Vor Capital, Passion Capital, and Dig Ventures. Notably, several high-profile founders and executives, including CFOs from Decagon, Klaviyo, and Wise, also joined the round. This brings Sequence’s total funding to $38 million.
645 Ventures is a New York-based venture capital firm that applies a "data-driven" approach to early-stage investing. The firm specializes in Seed and Series A rounds, with a focus on B2B SaaS, infrastructure software, and consumer technology.
Sequence Use of Funds
The funding will allow Sequence to expand its AI-first finance automation capabilities and meet growing demand from modern finance teams.
About Sequence
Founded in 2022 by Riya Grover, Eamon Jubbawy, and Enda Cahill, Sequence is an AI-powered revenue platform designed to automate complex billing, quoting (CPQ), and accounts receivable for modern B2B finance teams. The platform unifies revenue operations by using AI agents to extract contract terms, manage usage-based pricing, and run collections on autopilot. Based in London and New York, the company serves over 100 customers, including Legora, Moonpay, and Incident.io.
Funding Details
Company: Sequence
Raised: $20.0M
Round: Series A
Funding Date: December 2025
Lead Investor: 645 Ventures
Additional Investors: Andreessen Horowitz, Firstminute Capital, Passion Capital, Dig Ventures, Vor Capital
Company Website: https://www.sequencehq.com/
Software Category: Finance / Revenue Operations / CFO Tech Stack
Source: https://www.sequencehq.com/blog/sequence-announces-series-a