# Plain

Customer Support · London · Series A

Plain is an API-first, B2B customer support platform that consolidates customer conversations from channels such as Slack, chat, email and forms into a single collaborative interface for teams. It is built for scaling B2B software companies whose support increasingly happens across engineering-adjacent channels like shared Slack connections. Founded in 2020 by Simon Rohrbach and Matt Vagni (both formerly at Deliveroo) and headquartered in London, the company raised a $15M (about €14.5M) Series A in February 2025 led by Battery Ventures with participation from Index Ventures and Connect Ventures, bringing total funding to roughly $21M.

- Website: https://plain.com
- Careers: https://www.plain.com/careers
- Sector: [Voice & Conversational AI](https://aistartupslist.co.uk/sector/voice-ai.md)

## Facts

- Funding stage: Series A
- Total raised: $21M
- Founded: 2020
- Headquarters: London, United Kingdom
- Team size: 11-50

## Notable investors

Index Ventures, Battery Ventures, Connect Ventures

## Open UK & remote roles

- [Senior Product Engineer](https://aistartupslist.co.uk/company/plain/senior-product-engineer-z7jq2l.md) · London office (posted 2025-10-27)
- [Senior Product Designer](https://aistartupslist.co.uk/company/plain/senior-product-designer-1tc396.md) · UK / Spain / Netherlands / Germany / Estonia / Portgual (posted 2025-12-09)
- [Senior Product Engineer (AI)](https://aistartupslist.co.uk/company/plain/senior-product-engineer-ai-1ka754.md) · London office (posted 2025-11-10)
- [Product Engineer (Full Stack)](https://aistartupslist.co.uk/company/plain/product-engineer-full-stack-1ypqmx.md) · London office (posted 2026-04-17)