Playfair
To add a bio or update investment portfolio, please click update information.
Investment Portfolio
Astral Systems unlocks £23m Series A led by Mercia Ventures to develop medical isotopes with multi-state fusion technology
Astral Systems is a Bristol-based deep-tech firm that invented and commercialised multi-state fusion technology, a new type of nuclear fusion. Its compact modular reactors produce medical radioisotopes and serve research, medical, and industrial customers facing fragile isotope supply chains.
Wassist lands £825k in a pre-seed round led by Playfair to let businesses deploy a no-code agent on WhatsApp
Wassist is a no-code platform that lets businesses deploy a custom AI agent on WhatsApp without writing code. The platform handles sales, product questions, cart recovery, and purchase completion inside a single WhatsApp thread, and is designed for e-commerce brands using Shopify and its connected stack.
Refute lands a £5m seed round led by Amadeus Capital Partners to counter disinformation and hybrid warfare threats
Refute builds technology to identify and respond to online disinformation campaigns. It provides organisations with intelligence and response guidance to manage reputational and security risks.
Jack & Jill lands £15m seed round led by Creandum to take its AI recruiter and candidate matching system global
Jack & Jill uses agentic AI recruiters to match candidates and roles through natural conversations, delivering faster hiring, reduced bias and lower costs for employers and jobseekers.
YASO secures £8m Series A led by Puma Growth Partners to expand its operating system for global brands in China
YASO supplies an end-to-end operating system that helps global consumer brands sell directly into China, managing payments, logistics, compliance and integrations across major ecommerce platforms.
Warden AI raises funding from Onfido founders and Playfair to scale independent AI auditing for HR systems
Warden AI audits and certifies AI systems used in hiring and HR, helping organisations measure bias, meet regulatory requirements and build trust through independent oversight of automated decision-making tools.
StackOne raises £15m Series A led by GV to build the universal integration layer for enterprise software
StackOne builds an AI-driven integration platform that connects enterprise software and AI agents, enabling secure, scalable integrations without lengthy custom engineering work.
Astral Systems raises £4.5m led by Speedinvest and Playfair to scale compact fusion reactors for medical isotopes
Astral Systems builds compact fusion reactors to produce medical isotopes locally, aiming to reduce shortages caused by ageing nuclear facilities.
Refute raises £2.3m pre-seed led by Playfair and Episode 1 to tackle the growing threat of disinformation campaigns
Refute develops software that detects and responds to coordinated disinformation campaigns against organisations, tracking narratives across channels to enable earlier identification and faster in-context response.
More venture news
- 26 Aug 2026
Certain EnergyCertain Energy raises a £10m Series A led by British Business Bank for long-duration battery storage on the clean energy grid
Series AEnergy - 12 Aug 2026
MindgardMindgard secures £22m Series A led by Album VC to test and defend AI systems against adversarial attack
Series ACybersecurity - 12 Aug 2026
CytixCytix raises a £5m Series A round led by Northern Gritstone to manage the security risk of AI-driven software change
Series ACybersecurity
