Investors / United States / First Star Ventures
First Star Ventures
Venture capital · Cambridge, MA, United States · North America
First Star Ventures is a pre-seed venture fund that backs research-driven, technical founders working on new computing technologies. It supports startups from pre-seed through Series A and beyond with its network and partner expertise.
Invests inAI & Machine LearningHealthcare & Biotech
In its own wordsdeep techairoboticsbiotechnologygenomicscomputing
Your fit with First Star Ventures
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsFirst Star Ventures lists 26 checked portfolio companies on its own site. Its largest themes are AI & Machine Learning (36%), Healthcare & Biotech (19%) and Cybersecurity (10%). 100% of its companies are based in United States. It invests most often alongside 2048 Ventures, Elemental Impact and Koa Labs.
No funding round on record names First Star Ventures yet, so the figures come from its portfolio page.
Round figures show recent activity, not First Star Ventures' whole history. Rounds on record name 0 companies; its own site lists 26. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| AI & Machine Learning | 36% | 18% |
| Healthcare & Biotech | 19% | 15% |
| Cybersecurity | 10% | 4% |
| Enterprise Software | 7% | 8% |
| Education | 7% | 7% |
| Industrial & Manufacturing | 7% | 7% |
| Consumer | 2% | 3% |
| E-commerce & Marketplaces | 2% | 6% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| 2048 Ventures | 3 |
| Elemental Impact | 2 |
| Koa Labs | 2 |
| Moxxie Ventures | 2 |
| Step Function | 2 |
| Western Technology Investment | 2 |
| Y Combinator | 2 |
| ADIT Ventures | 1 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 62th | 26 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 66th | 36% in its largest sector |
| Reach | 19th | 1 country |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers26100%
- No longer answers00%
- Points to another company00%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherCompare First Star Ventures head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Portfolio
26 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Bedrock Energy provides geothermal heating and cooling systems for buildings using ground-source heat pumps. | EducationReal Estate & Construction | Portfolio page | ||
| Bot Auto develops autonomous truck technology for freight transportation | Industrial & ManufacturingAI & Machine Learning | Portfolio page | ||
| Brelle engineers energy systems for the world’s most demanding machines. | Industrial & ManufacturingAI & Machine Learning | Portfolio page | ||
| Brink builds infrastructure for intent-based trading on the Ethereum network. | Fintech | Portfolio page | ||
| Extellis provides reliable satellite imagery at an industrial scale | AI & Machine LearningAI & Machine Learning | Portfolio page | ||
| Genialis is a precision oncology company helping the most promising molecules become life-saving medicines | Healthcare & Biotech | Portfolio page | ||
| Zep provides a context layer for enterprise agents, giving them access to company knowledge and skills | AI & Machine LearningEnterprise Software | Portfolio page | ||
| Gradient provides security and governance solutions for AI agents and offers passwordless authentication and phishing-resistant MFA for workforces. | CybersecurityAI & Machine Learning | Portfolio page | ||
| The company creates human cells and organoids using a precision engineering platform for in vitro modeling and cell therapies. | Healthcare & Biotech | Portfolio page | ||
| Jellyfish provides a software engineering intelligence platform | AI & Machine LearningEnterprise Software | Portfolio page | ||
| Nomic Bio provides proteomics services and technology for protein profiling and discovery | Healthcare & Biotech | Portfolio page | ||
| Parallel Wireless develops and provides wireless network solutions, including OpenRAN software and hardware, to mobile operators. | Industrial & ManufacturingConsumer | Portfolio page | ||
| Plex transforms how pharmaceutical and biotech teams discover targets, evaluate programs, and make critical R&D decisions using AI-powered scientific intelligence | Healthcare & Biotech | Portfolio page | ||
| Plus One Robotics automates repetitive and high-risk tasks in warehouses, such as induction, depalletizing, and palletizing, using AI-powered vision software and robotics. | Robotics & HardwareAI & Machine Learning | Portfolio page | ||
| Robigo engineers biological solutions to protect crops from pests and diseases | AI & Machine LearningAI & Machine Learning | Portfolio page | ||
| Romix Bio is involved in liquid biopsy and cell-free RNA | Healthcare & Biotech | Portfolio page | ||
| Saola provides an autonomous platform for engineering teams to maintain application quality | AI & Machine LearningCybersecurity | Portfolio page | ||
| Scoot Science provides ocean analytics software for aquaculture and commercial fishing | AI & Machine LearningAI & Machine Learning | Portfolio page | ||
| Swiftly provides an AI platform for retailers, wholesalers, and brands to improve their business operations and marketing | AI & Machine LearningE-commerce & Marketplaces | Portfolio page | ||
| Kanary builds a threat model for every individual, finds and mitigates active exposures, and delivers audit-ready intelligence | Cybersecurity | Portfolio page |
About this data
site last read 5 Nov 2026- Site
- firststar.vc
- Last read
- 5 Nov 2026
- Watching since
- 6 Nov 2026
- Companies checked
- 26
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get First Star Ventures' profile as data
Pull First Star Ventures' portfolio, co-investors and changes through one API key or MCP, open every portfolio row, compare it with other firms, and get an email when it adds a company or files a fund.
Work email, sign-in link by email. Already have an account? Log in- Ask AI5 plain-English investor searches a day
- Full listsEvery portfolio row and two-firm overlap
- API and MCP100 REST or MCP calls a month, one key
- AlertsFollow 5 investors for portfolio and fund changes
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/firststar.vc
# also
GET /v1/firms/firststar.vc/portfolio
GET /v1/firms/firststar.vc/coinvestors
GET /v1/firms/firststar.vc/news