Ariel Rahamim

Investing

📍 United Kingdom🔄 Updated September 2026💼 16 investments📅 5 years investing🗓 Last invested Apr 2026
VC🌍 United KingdomInvested this year
16
Total investments
10
Early stage
0
Mid stage
0
Late stage
5y
Years active

Portfolio

16 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor
Apr 2026
Causa Prima is the first agent-to-agent network designed to stop the endless chase for money between companies. Unlike existing finance tools built to serve one side of a transaction, Causa Prima puts buyers and suppliers on the same network. AI agents handle invoicing, disputes, and discounts — so finance teams dont have to. Built by the team behind Taulia and Finoa, Causa Prima already serves 3,000+ accounts. We are hiring: https://careers.causaprima.ai/
Pre-Seed Investor
Aug 2025
Pre-Seed Investor
Aug 2025
SolveAI is the enterprise-native app development platform that allows every employee to build deployment-ready software through the powers of conversational AI. Book your demo at www.solve.ai
Investor
May 2024
Jigcars AI-driven transport optimisation software is built from the ground up for moving cars quickly and cost effectively in modern automotive retail. We enable automotive businesses to cut costs, reduce days-to-sell, and eliminate manual processes. We work with some of the biggest automotive retailers in the UK, like Perrys, Glyn Hopkin and Steven Eagell - as well as transport providers, rental companies, auction houses and fleet companies.
Pre-Seed Investor
Dec 2023
Verax AI is a B2B deep tech software start-up led by seasoned entrepreneurs whove already conquered the enterprise software landscape and sold their previous company to Amazon Web Services. We know how enterprises think, having delivered complex B2B solutions that resonated with industry giants. Now, were turning our focus to the future of Enterprises: Generative AI. Our vision is to enable enterprise companies to adopt Generative AI based solutions by removing main obstacles by being the leading provider of enterprise-grade trust solutions in the Generative AI space. Verax AI stands as the gatekeeper, ensuring Correctness, Visibility, Compliance and Governance of this powerful technology.
Pre-Seed Investor
Nov 2023
Vsim is a multi-physics simulation research and deployment company. Our team builds the best simulation engine that delivers accurate and scalable physics-based simulations in real-time. Our team develops novel and proprietary ML models that allow our partners to create and accelerate their simulations using Vsim as an execution engine. Our technology is used for VFX & animation studios, robotics teams or for reinforcement learning, to mention just a few of the applications.
Pre-Seed Investor
Oct 2023
Treefera empowers organizations to fortify their supply chains and build resilience through first-mile visibility. Powered by a proprietary AI-enabled data fabric to analyze both spatial and temporal data, Treefera delivers real-time sourcing, risk, and compliance insights at unparalleled speed and accuracy. Founded in 2022, Treefera works with enterprises globally to mitigate exposure to operational and environmental risks, strengthen continuity amid volatility, and as a result, enable supply chains that are not only more resilient, but inherently more responsible - delivering benefits for business and the planet. Learn more at treefera.com.
Pre-Seed Investor
Aug 2023
Hire faster: 3-5 top candidates on your calendar every day. Stitch is an AI-powered hiring platform that automates finding and engaging top-tier talent. Stitch screens over 100,000 profiles per role, surfaces the top 0.1%, and runs personalized outreach directly from your profile, booking qualified candidates straight onto your calendar—even those who arent actively looking. Our clients see results in days, not months. Stop spending your time screening and start interviewing quality candidates. Why it works: Top candidates dont respond to recruiters, but they will respond to you. We built Stitch after struggling to find our own first engineer, so we automated what actually works: direct, personalized outreach from founders and hiring managers to the best talent. Ready to solve hiring? Visit our website to start your 14-day trial.
Pre-Seed Investor
Mar 2023
Modern payments built for builders’ merchants. Optimise cash flow with Ontiks solution that reduces transaction costs and eliminates manual chasing of payments.
Investor
Jul 2022
ElevenLabs is transforming human-technology interaction with AI research and products. ElevenAgents enables businesses to deliver seamless and intelligent customer experiences, with the integrations, testing, monitoring, and reliability necessary to deploy voice and chat agents at scale. ElevenCreative empowers creators and marketers to generate and edit speech, music, image, and video across 70+ languages. ElevenAPI gives developers access to our leading AI audio foundational models. These platforms are powered by our leading AI research. We developed the first human-like AI voice model, then expanded into dubbing, transcription, music, sound effects, and speech-to-speech. We serve millions of users and thousands of businesses from the fastest growing startups to the largest enterprises like Harvey, Deutsche Telekom and Meta.
Pre-Seed Investor
May 2022
Open-source inference server and production cluster for embeddings, reranking, and extraction. Cut API costs by 50x, boost quality with 85+ SOTA models, and keep your data in your own cloud.
Investor
Feb 2022
ReRight is a purpose-built platform for creators to manage and license their music publishing rights, collect royalties for digital usage, and benefit from new monetisation opportunities with producers of TV, film, games, ads, apps and more. We are simplifying music publishing, so that we can pay music creators quickly and accurately, and streamline processes for the people who want to use their music, in order to maximise value.
early stageMusicians
Pre-Seed Investor (Exited)
Sep 2021
Playter is the ultimate B2B platform for flexible payment terms, allowing any businesses to spread the cost of their payable invoices over 3, 6, 9 or 12 months. Sign up to Playter Pay for your own payables, or use of Playter Paid to offer flexible payments terms to your customers, whilst getting paid up front and accessing 100% of your invoices cash in minutes. Slow down cash leaving your business, whilst speeding up the cash coming into your business. Get in touch to join the revolution!
Pre-Seed Investor
Jun 2021
We help enterprise organisations and SMEs move their claims and complaints handling into the future 🚀 Claims and complaints are everywhere and most organisations with a retail consumer base have to deal with them. Especially now, case loads are driven up by the energy crisis, inflation and other macro-economic events 😞 So how to get on top? Unfortunately, most companies are held back by clunky, expensive legacy software that negatively impacts their customer experience, employee health and ability to innovate 🤖 Whats needed is a lightweight, intelligent and beautiful case management system that makes claims teams more productive and keeps customers happy 💪 CourtCorrect delivers exactly that vision to the world. Our incredibly talented employees, top-tier investors and blue-chip customers are building the consumer dispute resolution platform of the future 🔮 Sign up for a free trial, leave a message or book a meeting via our website. Wed love to hear from you!
Show all 16 investments ↓
Experience · 18 entries
All (18)
Investments (16)
2026
Investor
Apr 2026
Causa Prima is the first agent-to-agent network designed to stop the endless chase for money between companies. Unlike existing finance tools built to serve one side of a transaction, Causa Prima puts buyers and suppliers on the same network. AI agents handle invoicing, disputes, and discounts — so finance teams dont have to. Built by the team behind Taulia and Finoa, Causa Prima already serves 3,000+ accounts. We are hiring: https://careers.causaprima.ai/
2025
Pre-Seed Investor
Aug 2025
Pre-Seed Investor
Aug 2025
SolveAI is the enterprise-native app development platform that allows every employee to build deployment-ready software through the powers of conversational AI. Book your demo at www.solve.ai
2024
Show all 18 entries ↓
Investment activity
2021–2026 · 16 investments
202132022320235202422025220261
Recent (last 2 years)Earlier