/Investor DB

Coral Reef IO

Venture capital

London · Seed–Series A · 1 people tracked

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Investment thesis

Coral Reef invests in early-stage companies that combine technology and creativity to build world-class businesses. It looks for creative new products, services and business models that are novel, scalable and ambitious. Evaluation criteria include a strong vision, exceptional and driven teams, positive and evolving market dynamics with defensible competitive advantage, and demonstrable traction such as revenue or user data. The firm will consider pre-revenue businesses if forecast assumptions are tested or supported, but generally avoids ventures requiring substantial R&D funding. It typically leads or takes the majority of a seed round or participates in a Series A, operating as a network of investors, founders and operational experts.

Source: firm website, verified Oct 4, 2026.

Stage
Seed–Series A
HQ
London, GB
Leads rounds
Leads
Instruments
Equity
Tracked investments
10

Team · 1 people

from the firm's website

What they invest in

from 4 of 10 portfolio companies

AI & Machine Learning ×3SaaS ×3Developer Tools ×2AdTech ×1Creator Economy ×1Data & Infrastructure ×1Enterprise Software ×1Marketing Tech ×1

Investments · 10 tracked

founders shown can be your intro path
Digidigi.meAug 2017

digi.me is a MedMij-certified Dutch personal health record app with an encrypted vault, built on World Data Exchange technology.

Surrey

Julian Francis Ranger(Executive Officer, Director)Roger Julian Goscomb(Executive Officer, Director)

PartnerBen Wynne-Simmons· solo GP

Flipletfliplet.comin𝕏

Fliplet is a software platform that lets teams build production-ready business applications and mobile apps using AI, with controls for security, branding, and governance.

AI & Machine LearningDeveloper ToolsSaaS

Ian Broom(Founder)in

PartnerBen Wynne-Simmons· solo GP

Pimoronipimoroni.com

Sheffield-based hobbyist electronics company that designs, manufactures and sells Raspberry Pi and microcontroller add-ons and kits.

PartnerBen Wynne-Simmons· solo GP

Supapasssupapass.comin𝕏

SupaPass provides no-code technology that lets content creators and businesses build their own branded websites and apps to host and monetize content, keeping full revenue and direct customer relationships instead of relying on social media or streaming platforms.

Creator EconomyMedia & EntertainmentSaaS

Juliana Meyer(Founder)in

PartnerBen Wynne-Simmons· solo GP

Co-investorsAngel AcademeAnglia Capital Group

TantrumXYZtantrum.xyz

TantrumXYZ is a website where parents find advice, recommendations and inspiration through an online community.

PartnerBen Wynne-Simmons· solo GP

The Dotsthe-dots.co.uk

UK professional networking platform connecting creative freelancers and companies through projects rather than CVs.

Pip Jamieson(Founder)in

PartnerBen Wynne-Simmons· solo GP

Co-investorsAngel AcademeCloud Apps Capital PartnersNorwest Venture PartnersSalica InvestmentsVelvet Sea Ventures

Ubub.ioin

UBIO builds AI agents that automatically create and self-repair web automations, replacing fragile hand-coded scripts, and runs over a billion automations monthly at scale.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaS

PartnerBen Wynne-Simmons· solo GP

Co-investorsHOWZAT Partners

Vidsyvidsy.coin

Vidsy is a creative company that produces video and creative content by combining human creativity with AI.

AdTechAI & Machine LearningMarketing Tech

Gerard Keeley(Co-founder & CEO)inArchie Campbell(Founder)inAlex M.(Founder)in

PartnerBen Wynne-Simmons· solo GP

Co-investorsAscensionGMG VenturesMercuri.vcAscension VenturesDelin VenturesFounders Factory

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Root MatterTherootmatter

Frequently asked questions

How many investments has Coral Reef IO made?
Coral Reef IO has 10 tracked investments.
What stage does Coral Reef IO invest at?
Coral Reef IO invests at the Seed, Series A stages.
What sectors does Coral Reef IO focus on?
Coral Reef IO focuses on AI & Machine Learning, Consumer, Creator Economy, E-commerce, Hardware, IoT, Marketing Tech, Marketplaces, Media & Entertainment, SaaS, Sector Agnostic, Social.
Where is Coral Reef IO located?
Coral Reef IO is headquartered in London, GB.
Does Coral Reef IO lead rounds?
Yes, Coral Reef IO leads investment rounds.
Who does Coral Reef IO co-invest with?
Coral Reef IO most often shares deals with Angel Academe, Ascension, GMG Ventures, among 6 tracked co-investors.

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