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Pioneer Fund Portfolio Companies

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

Last updated: June 2026

Pioneer Fund Investment Overview

Portfolio Companies
607
Total Invested
$3.0B
Average Investment
$6.3M

Pioneer Fund's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Vybe2025Seed$10.0MSan Francisco
Channel32025Seed$6.0MNew York
Bolna2026Seed$6.3MDover
Pure2025Venture - Series Unknown$15.6MBeverly Hills
Model ML2025Series A$75.0MNew York
SynthioLabs2025Seed$5.0MSan Francisco
Sphere2025Series A$21.0MSan Francisco
Magic Patterns2025Series A$6.0MSan Francisco
Depot2026Series A$10.0MBeaverton
Lio2026Series A$30.0MSan Francisco

Complete List of Pioneer Fund Portfolio Companies (607)

Export
#CompanyStageAmountLocation
226VybeSeed$10.0MSan Francisco, United States
227Channel3Seed$6.0MNew York, United States
228BolnaSeed$6.3MDover, United States
229PureVenture - Series Unknown$15.6MBeverly Hills, United States
230Model MLSeries A$75.0MNew York, United States
231SynthioLabsSeed$5.0MSan Francisco, United States
232SphereSeries A$21.0MSan Francisco, United States
233Magic PatternsSeries A$6.0MSan Francisco, United States
234DepotSeries A$10.0MBeaverton, United States
235LioSeries A$30.0MSan Francisco, United States
AppsArtificial Intelligence (AI)Developer ToolsSoftware

Vybe is a software company that provides pre-built integrations and AI tools for users to develop and launch internal AI-powered apps.

San Francisco, United States
December 2025
$10.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)DatabaseE-CommerceInternetShopping

Channel3 provides a universal, API-driven product catalog that enables developers to search, deduplicate, and monetize product data.

New York, United States
December 2025
$6.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Business DevelopmentGenerative AISalesVoIP

Bolna offers voice AI agents that transforms business to qualify leads, boost sales, automate customer support, and streamline recruitment.

Dover, United States
January 2026
$6.3M
Seed

Founder Contacts

19,000+ verified contacts

CollectiblesDatabaseMarketplace

Pure is an online numismatics database and marketplace of historical rare coins.

Beverly Hills, United States
November 2025
$15.6M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)B2BFinancial ServicesFinTechMachine Learning

Model ML provides AI tools that automate tedious tasks in finance, enabling firms to process deals and models more efficiently.

New York, United States
November 2025
$75.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Business Process Automation (BPA)PharmaceuticalSoftware

SynthioLabs is a Software Development firm offering AI based automation tools for optimized pharmaceutical operations.

San Francisco, United States
November 2025
$5.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)FinanceTax Preparation

Sphere is an AI-powered cross border compliance platform

San Francisco, United States
November 2025
$21.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Document ManagementInformation TechnologySoftware

Magic Patterns aids software teams in prototyping with AI, offering design tools and export options to React and Figma.

San Francisco, United States
November 2025
$6.0M
Series A

Founder Contacts

19,000+ verified contacts

Cloud ComputingDeveloper ToolsSoftwareSoftware Engineering

Depot is a build acceleration and developer productivity platform that speeds up container builds and GitHub Actions runners by up to 40x.

Beaverton, United States
March 2026
$10.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Enterprise SoftwareProcurementSaaS

Lio support teams in organizing operational data and managing business workflows through customizable digital registers.

San Francisco, United States
March 2026
$30.0M
Series A

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnology

ParcelBio is a company that creating a programmable method for safely and precisely delivering mRNA to many cell types in the body.

San Francisco, United States
March 2026
$13.2M
Series Unknown

Founder Contacts

19,000+ verified contacts

AnalyticsArtificial Intelligence (AI)SaaSSales EnablementSoftware

Letter AI is a generative AI powered revenue enablement platform, aiming to help revenue teams enhance productivity and performance.

Chicago, United States
February 2026
$40.0M
Series B

Founder Contacts

19,000+ verified contacts

Human ResourcesSaaSSoftware

Humand provides a platform that unifies internal communication and human resources management.

San Francisco, United States
February 2026
$66.0M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsSoftware

Autosana offers an AI-powered mobile app quality assurance platform that automates end-to-end testing using natural language instructions.

San Francisco, United States
February 2026
$3.2M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Developer PlatformDeveloper ToolsInformation TechnologyOpen Source

Manufact provides open-source developer tools and infrastructure for the model context protocol.

San Francisco, United States
February 2026
$6.3M
Seed

Founder Contacts

19,000+ verified contacts

AdvertisingAdvertising PlatformsArtificial Intelligence (AI)Digital MarketingDigital Signage

Taiv is an advertising technology company that provides AI-driven media solutions to manage and monetize television screens in venues.

Winnipeg, Canada
February 2026
$13.0M
Series A

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareMedicalPharmaceutical

Gilgamesh Pharmaceuticals provides medicines for psychedelic, novel psychotropic drugs, depression, anxiety, and stress-related disorders.

New York, United States
February 2026
$6.1M
Series Unknown

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Natural Language ProcessingSoftware

Uplift AI creates voice AI models for regional languages to enable natural speech interactions and improve digital accessibility.

Lahore, Pakistan
January 2026
$3.5M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information Technology

Risotto is an AI ChatOps for IT support, boosting efficiency and security with instant resolution and 24/7 automation, all via chat.

San Francisco, United States
January 2026
$10.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyProductivity ToolsSoftware

Theorem is an AI based Software Development firm offering productivity and verification tools for development.

San Francisco, United States
January 2026
$6.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)CRMInformation TechnologySoftware

Open is an AI-powered customer support platform designed to automate support workflows.

Delaware, United States
January 2026
$7.0M
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyInternet

Unusual AI is an IT and Internet firm offering AI that personalise website according to visitors for more conversions.

San Francisco, United States
January 2026
$3.6M
Seed

Founder Contacts

19,000+ verified contacts

Machinery ManufacturingManufacturingRobotics

Bucket Robotics manufactures automated defect detection systems which help in the quality control processes.

Pittsburgh, United States
January 2026
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Health CareInformation Technology

FutureClinic is an AI platform that helps doctors or hospitals to open their own digital health clinics.

San Francisco, United States
January 2026
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)B2BDeveloper ToolsInfrastructureSoftware

Castari is a software development company that build, deploy, and scale sandboxed AI agents.

San Francisco, United States
December 2025
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Showing 226-250 of 607 portfolio companies

Frequently Asked Questions About Pioneer Fund

How many companies has Pioneer Fund invested in?

Pioneer Fund has invested in 607 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Pioneer Fund invest in?

Pioneer Fund's top investment sectors include Artificial Intelligence (AI), Software, Information Technology, Developer Tools, SaaS. The firm invests across 49 different industry categories.

What is Pioneer Fund's largest investment?

Among tracked funding rounds, Model ML received $75.0M in a Series A round. Pioneer Fund's total known invested capital is $3.0B.

What is the average investment size for Pioneer Fund?

Pioneer Fund's average investment size is $6.3M across its portfolio of 607 companies.

What are Pioneer Fund's most recent investments?

Recent Pioneer Fund portfolio additions include Vybe, Channel3, Bolna, Pure, Model ML. These companies were founded in 2020 or later.

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