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Pioneer Fund — Portfolio, Page 11

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

828
Companies
$3.6B
Total invested
$5.0M
Avg. check
41
Industries
Artificial Intelligence (AI) 14Information Technology 5Developer Tools 5Software 4Machine Learning 4Generative AI 3+35 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Portfolio companies

Showing 241–264 of 828
WorkDone
May 2025

WorkDone is an AI compliance copilot that prevents small medical documentation errors from becoming costly disasters.

Artificial Intelligence (AI) · San Francisco$1.8M Pre-Seed
Gale
April 2025

Gale operates an online visa application platform that simplifies the process by reducing complexity and automating compliance.

Artificial Intelligence (AI) · San Francisco$2.7M Seed
Theseus
April 2025

Theseus is a defence and military technology company that offers a GPS drone built with a visual navigation system.

Computer Vision · San Francisco$4.3M Seed
Octolane AI
April 2025

Octolane AI is an artificial intelligence platform that rebuilds salesforce with the power of AI.

Artificial Intelligence (AI) · New York$2.6M Seed
careCycle
April 2025

careCycle is an AI workforce for Medicare agencies and FMOs, supporting top agencies in their operations.

Artificial Intelligence (AI) · San Francisco$2.0M Seed
FurtherAI
April 2025

FurtherAI is a domain-specific AI for the insurance industry.

Artificial Intelligence (AI) · San Francisco$5.0M Seed
Browser Use
March 2025

Make Websites Accessible for Agents

Artificial Intelligence (AI) · San Francisco$17.0M Seed
Persist AI
March 2025

Persist AI is a biotechnology company that builds long-acting microsphere formulations.

Artificial Intelligence (AI) · Woodland$12.0M Series A
Olio Labs
March 2025

Olio Labs utilizes AI for combo therapeutics, optimizing and minimizing side effects through automated discovery of protein interactions.

Artificial Intelligence (AI) · California City$4.5M Venture - Series Unknown
Ryse
March 2025

Ryse is a marketplace for real estate operators to sell their lease assets to capital markets investors

Information Technology · New York$5.9M Venture - Series Unknown
Pave Robotics
March 2025

Robots that repair roads

Robotics · San Jose$5.0M Seed
Harper
March 2025

Harper automates insurance workflows with AI, ensuring businesses get the best coverage quickly and competitively.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Subtrace
March 2025

Subtrace empowers developers to effortlessly monitor all production requests with just one command

Developer Tools · San Francisco$500K Pre-Seed
Mentra
March 2025

Mentra is a wearable technology company that develops smart glasses based on augmented reality and AI interface technologies.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Onyx
March 2025

Onyx ask questions in natural language and get back answers backed by private sources such as Slack, GitHub, Confluence etc.

Generative AI · San Francisco$10.0M Seed
Red Barn Robotics
March 2025

Red Barn Robotics provides development of autonomous weeding robots to remove weeds from farms.

AgTech · Seattle$500K Pre-Seed
Tergle
March 2025

Tergle specializes in the development of artificial intelligence agents designed for auditing applications.

B2B · San Francisco$500K Pre-Seed
Promptless
March 2025

Promptless is an AI-driven collaborator that seamlessly updates documents intended for customer engagement.

Developer Tools · San Francisco$500K Pre-Seed
A1Base
March 2025

A1Base functions as the communication, trust, and identity framework for AI agents, aimed at enhancing interactions with human users.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
TrainLoop
March 2025

TrainLoop can assist developers in improving DeepSeek-R1 and other reasoning models.

Information Technology · San Francisco$500K Pre-Seed
Trata
March 2025

Trata is a financial analysis company that provides unbiased research and analytics of hedge funds.

Analytics · San Francisco$500K Pre-Seed
Osmosis AI
March 2025

Osmosis AI is a platform that makes building, configuring, and deploying streaming data pipelines easy.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Enhanced Radar
March 2025

Enhanced Radar is an Airlines and Aviation Technology firm offering AI for air traffic control.

Aerospace · San Francisco$500K Pre-Seed
a0.dev
March 2025

a0.dev enables mobile developers to efficiently create high-quality applications by generating customized React Native projects.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed

Where Pioneer Fund invests

Artificial Intelligence (AI)14
Information Technology5
Developer Tools5
Software4
Machine Learning4
Generative AI3

About Pioneer Fund's portfolio

How many companies has Pioneer Fund invested in?▸

Pioneer Fund has invested in 828 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), Information Technology, Developer Tools, Software, Machine Learning. The firm invests across 41 different industry categories.

What is Pioneer Fund's largest investment?▸

Among tracked funding rounds, Browser Use received $17.0M in a Seed round. Pioneer Fund's total known invested capital is $3.6B.

What is the average investment size for Pioneer Fund?▸

Pioneer Fund's average investment size is $5.0M across its portfolio of 828 companies.

What are Pioneer Fund's most recent investments?▸

Recent Pioneer Fund portfolio additions include WorkDone, Gale, Theseus, Octolane AI, careCycle. These companies were founded in 2020 or later.

Reach the founders behind these 828 companies
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