An Early-Stage Venture Capital Fund

Building and Growing Technology Companies

Stemming From The UK’s Research Base


The Rainbow Seed Fund is backed by the Department for Business, Energy and Industrial Strategy and the Fund’s partners are 8 publicly funded research bodies, including STFC, BBSRC, NERC and Dstl. The Fund is independently managed by venture capital specialist Midven.

We help build companies from great science developed in laboratories, science and technology campuses and synthetic biology.

We hold investments in some of the UK’s most innovative companies, in areas as diverse as novel antibiotics, research into Alzheimer’s disease, “green” chemicals and airport security.



News and Updates

Latest News

UAS Performs a Perched Landing for the First Time

The 18-month research project was part of the Defence Science and Technology Laboratory's (Dstl)...

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james hutton limited

The James Hutton Institute is an internationally renowned research centre working on soft fruit...

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Latest Tweets



Cutting down on the sunscreen could mean heavier crops

Plants get damaged by the sun just like people, and they protect themselves from...

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Oliver Sexton Joins Investor Panels at IBioIC & Biotech &...

IBioIC Innovation & Investment – Glasgow On 26 January 2017, Rainbow Investment Manager Oliver...

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