Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Axle Health | 2025 | Series A | $10.0M | Los Angeles |
| WorkDone | 2025 | Pre-Seed | $1.8M | San Francisco |
| SaveIN | 2025 | Series Unknown | $4.3M | New Delhi |
| Theseus | 2025 | Seed | $4.3M | San Francisco |
| Octolane AI | 2025 | Seed | $2.6M | New York |
| Happenstance | 2025 | Seed | Undisclosed | — |
| careCycle | 2025 | Seed | $2.0M | San Francisco |
| Reality Defender | 2025 | Series Unknown | Undisclosed | New York |
| ImmuneBridge | 2025 | Series Unknown | $5.6M | San Francisco |
| Flagright | 2025 | Seed | $4.3M | San Francisco |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 351 | Axle Health | Series A | $10.0M | Los Angeles, United States |
| 352 | WorkDone | Pre-Seed | $1.8M | San Francisco, United States |
| 353 | SaveIN | Series Unknown | $4.3M | New Delhi, India |
| 354 | Theseus | Seed | $4.3M | San Francisco, United States |
| 355 | Octolane AI | Seed | $2.6M | New York, United States |
| 356 | Happenstance | Seed | Undisclosed | — |
| 357 | careCycle | Seed | $2.0M | San Francisco, United States |
| 358 | Reality Defender | Series Unknown | Undisclosed | New York, United States |
| 359 | ImmuneBridge | Series Unknown | $5.6M | San Francisco, United States |
| 360 | Flagright | Seed | $4.3M | San Francisco, United States |
Scheduling and workforce management software for home health care providers
WorkDone is an AI compliance copilot that prevents small medical documentation errors from becoming costly disasters.
SaveIN helps people discover healthcare practices near them and enables them to split their medical bills into monthly installments.
Theseus is a defence and military technology company that offers a GPS drone built with a visual navigation system.
Octolane AI is an artificial intelligence platform that rebuilds salesforce with the power of AI.
Happenstance is people search powered by artificial intelligence.
careCycle is an AI workforce for Medicare agencies and FMOs, supporting top agencies in their operations.
Reality Defender is a deep-fake and AI-generated media detection platform that helps to detect AI-generated and manipulated content.
ImmuneBridge is developing allogeneic immunotherapies for cancer.
Flagright delivers AI-native transaction monitoring and AML compliance solutions through its highly customizable, API-first platform.
Juris Correspondente is a platform connecting lawyers across Brazil, enabling them to offer and find corresponding legal services.
Persist AI is a biotechnology company that builds long-acting microsphere formulations.
Olio Labs utilizes AI for combo therapeutics, optimizing and minimizing side effects through automated discovery of protein interactions.
Ryse is a marketplace for real estate operators to sell their lease assets to capital markets investors
Pave Robotics develops autonomous robots that detect, map, and seal pavement cracks to support automated road maintenance.
Leaping AI develops AI-powered voice agents that are human-like to automate center operations for businesses.
Red Barn Robotics provides development of autonomous weeding robots to remove weeds from farms.
Trata is a financial analysis company that provides unbiased research and analytics of hedge funds.
Misprint is a marketplace for trading card collectors and investors.
Weave resloves engineering tasks by merging large language models with targeted machine learning.
Promptless is an AI-driven collaborator that seamlessly updates documents intended for customer engagement.
Vocality Health is a Voice AI platform for medical language translation, enhancing communication in healthcare.
Mastra is a Typescript framework to build AI agents
Tergle offers AI-powered auditing solutions designed to reduce repetitive audit tasks through automation.
a0.dev enables mobile developers to efficiently create high-quality applications by generating customized React Native projects.
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.
Pioneer Fund's top investment sectors include Artificial Intelligence (AI), Health Care, B2B, FinTech, Biotechnology. The firm invests across 43 different industry categories.
Among tracked funding rounds, Mastra received $13.0M in a Pre-Seed round. Pioneer Fund's total known invested capital is $3.0B.
Pioneer Fund's average investment size is $6.5M across its portfolio of 607 companies.
Recent Pioneer Fund portfolio additions include Axle Health, WorkDone, SaveIN, Theseus, Octolane AI. These companies were founded in 2020 or later.
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