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Rebel Fund Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: June 2026

Rebel Fund Investment Overview

Portfolio Companies
169
Total Invested
$551.9M
Average Investment
$4.1M

Rebel Fund's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Axle Labs2023Seed$4.0MAtlanta
THEYA2023Pre-Seed$500KSan Francisco
Fastgen2023Pre-Seed$500KNew York
Pair AI2023Pre-Seed$500KSan Francisco
Untether Labs2023Pre-Seed$500KSan Francisco
SPRX Technologies2023Pre-Seed$500KWilmington
Invopop2023Seed$1.7MMadrid
Vaero2023Seed$1.2MSan Francisco
Storyboarder2023Pre-Seed$500KSan Francisco
Crew2023Seed$2.3MMontréal

Complete List of Rebel Fund Portfolio Companies (169)

Export
#CompanyStageAmountLocation
51Axle LabsSeed$4.0MAtlanta, United States
52THEYAPre-Seed$500KSan Francisco, United States
53FastgenPre-Seed$500KNew York, United States
54Pair AIPre-Seed$500KSan Francisco, United States
55Untether LabsPre-Seed$500KSan Francisco, United States
56SPRX TechnologiesPre-Seed$500KWilmington, United States
57InvopopSeed$1.7MMadrid, Spain
58VaeroSeed$1.2MSan Francisco, United States
59StoryboarderPre-Seed$500KSan Francisco, United States
60CrewSeed$2.3MMontréal, Canada
B2BDeveloper APIsFinTechInsurTech

Axle Labs is an insurance data open platform that helps to link policies and verify and monitor ongoing insurance coverage.

Atlanta, United States
April 2023
$4.0M
Seed

Founder Contacts

19,000+ verified contacts

CryptocurrencyFinTechMobile Apps

THEYA is a Bitcoin self-custody app for users who find crypto exchanges risky and hardware wallets overwhelming.

San Francisco, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Developer APIsDeveloper ToolsInformation Technology

Fastgen is a low-code API and workflow builder with a drag-and-drop interface to create backends and automations.

New York, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)E-LearningMobile Apps

Pair AI is an AI-based mobile-first education platform.

San Francisco, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Health CareSchedulingSoftware

Untether Labs is a scheduling software that offers workforce management solutions for healthcare industries.

San Francisco, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information TechnologySoftware

SPRX Technologies is an AI-based software that makes corporate R&D tax credits.

Wilmington, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

ComplianceDeveloper APIsFinancial Services

Help global companies comply with local invoicing requirements

Madrid, Spain
April 2023
$1.7M
Seed

Founder Contacts

19,000+ verified contacts

B2BLegal TechSoftware

Personalize writing styles of LLMs

San Francisco, United States
April 2023
$1.2M
Seed

Founder Contacts

19,000+ verified contacts

InternetMarketplace

Storyboarder is a tool and platform that enables one to create, buy, and sell webcomics.

San Francisco, United States
April 2023
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

AppsInternetProfessional Services

Crew is a curated platform that connects designers and developers with vetted clients that need a website, mobile app, or other design work.

Montréal, Canada
February 2023
$2.3M
Seed

Founder Contacts

19,000+ verified contacts

Cyber SecurityDevOpsSoftware

Slauth.io is an IAM Policy Copilot that suggests secure IAM policies

Tel Aviv, Israel
January 2023
$1.2M
Seed

Founder Contacts

19,000+ verified contacts

Developer PlatformDeveloper ToolsInformation TechnologySoftwareWeb Apps

Modelence is a Software Development firm offering typeScript cloud services AI apps production.

San Francisco, United States
January 2026
$3.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)InsurTechSoftware

Armilla AI is a governance platform that enables algorithmic accountability to drive ethical decisions with transparency.

Toronto, Canada
January 2026
$25.0M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyWeb Apps

Expected Parrot offers tools to design, test, and simulate agents for surveys and research.

Cambridge, United States
December 2025
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

GamingInformation TechnologyInternetMarketplaceSoftware

High-quality PC games in the browser

San Francisco, United States
December 2025
$3.8M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)CRMCustomer ServiceGenerative AISoftware

Elyos AI provides autonomous AI agents for trades and field services, automating communications, booking, dispatch, and follow-ups.

London, United Kingdom
January 2026
$12.9M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Financial ServicesFinTech

Freya provides AI voice agents that manage phone-based customer interactions by integrating with systems and following workflow rules.

San Francisco, United States
November 2025
$3.5M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)B2BSaaSSoftware

Cactus offers AI-driven tools to handle admin tasks, qualify leads, manage schedules, answer calls, and engage clients.

San Francisco, United States
November 2025
$7.0M
Seed

Founder Contacts

19,000+ verified contacts

Health CareInformation TechnologyMedical

Mecha Health is a healthtech company that develops digital tools for remote injury assessment, monitoring, and treatment plans.

San Francisco, United States
November 2025
$4.1M
Seed

Founder Contacts

19,000+ verified contacts

Casual GamesGamingOnline Games

Fifth Door is a next-generation game platform that enables you to bring your game online in just minutes.

San Francisco, United States
November 2025
$20.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Industrial AutomationInformation TechnologyMachine LearningSoftware

Cerrion is an AI software company that develops computer vision technology to generate production insights.

Zürich, Switzerland
November 2025
$18.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)ComplianceInformation TechnologySoftware

AI compliance analysts for banks and fintechs.

San Francisco, United States
February 2026
$7.1M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)FinanceFinTech

Veritus is a fintech start-up that builds an AI-native platform of intelligent agents for the consumer lending industry.

San Francisco, United States
February 2026
$10.1M
Seed

Founder Contacts

19,000+ verified contacts

B2BDeveloper ToolsOpen SourceSoftware

Trigger.dev is a coding tool for automating complex workflows.

London, United Kingdom
December 2025
$16.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Consumer SoftwareHealth CareMedicalPersonal Health

Lucis provides a health technology platform focused on biological age measurement using advanced diagnostics and data analysis.

Artannes-sur-indre, France
December 2025
$8.5M
Seed

Founder Contacts

19,000+ verified contacts

Showing 51-75 of 169 portfolio companies

Frequently Asked Questions About Rebel Fund

How many companies has Rebel Fund invested in?

Rebel Fund has invested in 169 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Rebel Fund invest in?

Rebel Fund's top investment sectors include Software, Artificial Intelligence (AI), Information Technology, B2B, FinTech. The firm invests across 38 different industry categories.

What is Rebel Fund's largest investment?

Among tracked funding rounds, Armilla AI received $25.0M in a Venture - Series Unknown round. Rebel Fund's total known invested capital is $551.9M.

What is the average investment size for Rebel Fund?

Rebel Fund's average investment size is $4.1M across its portfolio of 169 companies.

What are Rebel Fund's most recent investments?

Recent Rebel Fund portfolio additions include Axle Labs, THEYA, Fastgen, Pair AI, Untether Labs. These companies were founded in 2020 or later.

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