OTB Ventures
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Investment Portfolio


Plumerai
16 Sept 2025
Plumerai secures £6.5m Series A led by Partech and OTB Ventures to scale vision LLMs for edge devices
Plumerai builds on-device computer vision software for cameras, combining edge AI with cloud models to deliver accurate detection, search and alerts while keeping costs and data usage low.


Safe Intelligence
20 Feb 2025
Safe Intelligence raises £4m seed round led by Amadeus Capital to conduct deep validation of AI models
Safe Intelligence builds tools for deep validation of AI models, identifying hidden fragilities and improving robustness so complex systems behave reliably in regulated and safety-critical environments.
OTB Ventures
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More venture news
- 10 Jun 2026

Capsa AICapsa AI lands £14m Series A led by TX Ventures and Pivot Investment Partners to build the AI operating system for private capital
Series AAI - 9 Jun 2026

NewOrbitNewOrbit raises £14m in a Series A led by Voyager Ventures to build the first commercial satellites for very low Earth orbit
Series ADeep Tech - 2 Jun 2026

IMU BiosciencesIMU Biosciences unlocks £40m Series A led by IQ Capital and Molten Ventures to decode the immune system with high-resolution blood analysis
Series ALife Sciences