Stacks is an AI platform for enterprise accounting teams. The company uses AI agents to automate operational finance workflows, including reconciliations, journal entries, flux analysis, and the month-end close. Stacks is used by more than 30 enterprise customers globally, including Epidemic Sound, Datavant, Future PLC, and Nivoda, and has helped teams reduce close cycles by as much as 50%. The company was founded by former leaders from Uber and Plaid and has raised $35 million in funding, including a $23 million Series A led by Lightspeed with participation from EQT Ventures, General Catalyst, and s16vc. Stacks is headquartered in London and Amsterdam and serves customers across the US, UK, and Europe. Stacks has been recognized by Sifted as an AI-powered fintech to watch and was included in the WIRED 100 list of hottest startups.