About Starbloom
Starbloom is a venture capital firm As of Mar 2026, Starbloom is an active investor, having invested in 5 companies, with 4 new investments in the last 12 months. It primarily invests in Seed round in United States based startups. Its investments are spread across a wide range of sectors from Life Sciences to Enterprise Applications and High Tech. Most recently it participated in the $***** Series C round of Cognito Therapeutics Overall, Starbloom portfolio has seen 1 acquisition, namely tbd health. A lot of funds co-invest with Starbloom, with names like New Vintage Partners sharing a substantial percentage of its portfolio. Starbloom has team of 5 people including 1 partners.Key Metrics
Team Members
Portfolio Count
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Seed, Series A & 1 more
Portfolio Acquisitions
Portfolio Soonicorns
Deals in last 12 months
Starbloom's List of All Investments
Starbloom has a portfolio of 5 companies. Their most notable investments are in Cognito Therapeutics and 0xbow.Their portfolio spans across and United States. They have invested in Life Sciences, Enterprise Applications, High Tech and 3 other sectors, across stages such as Seed, Series A and 1 more. Here is the list of all investments by Starbloom:Developer of a medical device for the treatment of Alzheimer's disease. The device uses gamma stimulation which helps in reactivating the immune system of the brain. It results in the reduction of amyloid plaques and tau tangles which are typical hallmarks of the disease.
Key facts about Cognito Therapeutics
- Founded Year: 2016
- Location: Cambridge (United States)
- Stage: Series C
- Total Funding till date: $420M
- Employee Count: 70 as on Sep 30, 2026
- Investors: IAG Capital Partners, Morningside and 10 Others
- Latest Funding Round: Series C, Mar 05, 2026, $*****
- Highlight: Editors' Pick
2. tbd health
Key facts about tbd health
- Founded Year: 2020
- Location: Darien (United States)
- Stage: Acquired
- Total Funding till date: $4.4M
- Employee Count: 14 as on Aug 31, 2026
- Investors: Expansion Venture Capital, TVP and 7 Others
- Latest Funding Round: Seed, Jan 31, 2023, $*****
- Highlight: Acquired
Platform offering microneedle sensor patch. It provides biosensors and diagnostic solutions that leverage aptamer based molecular switching technology. The devices uses technology to monitor blood and detect multiple biomarkers simultaneously, with potential applications in various healthcare settings.
Key facts about Adaptyx Biosciences
- Founded Year: 2022
- Location: Menlo Park (United States)
- Stage: Seed
- Total Funding till date: $23M
- Employee Count: 19 as on Aug 31, 2026
- Investors: Stanford, Cantos Ventures and 8 Others
- Latest Funding Round: Seed, Oct 20, 2025, $*****
- Highlight: Editors' Pick
4. Bexorg
Developer of whole-brain perfusion model for drug discovery. The company's proprietary technology transforms brains into discovery machines by perfusing whole human and porcine brains, generating highly dimensional datasets consisting of cellular responses.
Key facts about Bexorg
- Founded Year: 2021
- Location: New Haven (United States)
- Stage: Series A
- Total Funding till date: $42.5M
- Employee Count: 47 as on Aug 31, 2026
- Investors: Amplify Partners, Engine Ventures and 3 Others
- Latest Funding Round: Series A, Oct 15, 2025, $*****
- Highlight: Editors' Pick
5. 0xbow
Developer of privacy infrastructure for compliant decentralized finance transaction protocols. This technology allows users to engage in private transactions while maintaining adherence to regulatory requirements. Through an association set provider, the infrastructure monitors deposits to prevent the co-mingling of funds with identified illicit activity. The tools facilitate proofs that demonstrate a lack of connection to prohibited sources without revealing sensitive user information. This modular framework integrates with existing decentralized networks, protocols, and institutional systems to support programmable compliance and real-time transaction oversight.
Key facts about 0xbow
- Founded Year: 2023
- Location: Nashville (United States)
- Stage: Seed
- Total Funding till date: $3.5M
- Employee Count: 10 as on Aug 31, 2026
- Investors: Boost VC, Coinbase and 6 Others
- Latest Funding Round: Seed, Nov 18, 2025, $*****
Starbloom's Year-on-Year Investment Trends
Starbloom has invested in 5 companies over the last 3 years, with an average of 1 new investment annually in the last 3 years. In 2025, it made 3 investments, while as of Mar 2026, it has made 1 investment in this year. Its most recent first time investment was in Cognito Therapeutics.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 1 | 0 | 1 |
2025 | 3 | 0 | 3 |
2024 | 0 | 0 | 0 |
2023 | 1 | 0 | 1 |
Starbloom's Investments by Stage
Starbloom has made 3 investments in Seed stage with an average round size of $7.3M, 1 investment in Series A stage with an average round size of $23M and 1 investment in Series C stage with an average round size of $105M.Stage of entry | No. of Investments |
|---|---|
Seed | 3 |
Series A | 1 |
Series C | 1 |
Note: We have considered here, only first round of investments
Starbloom's Investments by Sector
Starbloom has a diverse portfolio, with companies operating in the Enterprise Applications, HealthTech, Life Sciences, Blockchain Technology and Healthcare. Notably, it has invested in 4 Tech companies, 3 Enterprise (B2B) companies, 2 Software companies and at least 2 companies focusing on Tech hardware.Sector | No. of Investments |
|---|---|
Enterprise Applications | 2 |
HealthTech | 2 |
Life Sciences | 2 |
Blockchain Technology | 1 |
Healthcare | 1 |
Others | 2 |
Note: We have considered here, only first round of investments
Starbloom's Investments by Geography
Starbloom has made most investments in United States (5).Starbloom's recent investments
Starbloom has made 1 investments in 2026 so far - Cognito Therapeutics.Here are the most recent investments by Starbloom:
Filter this listDate | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Mar 05, 2026 | United States | Series C | 7536 | [+4] | |
Nov 18, 2025 | United States | Seed | 1984 | [+5] | |
Oct 20, 2025 | United States | Seed | 1181 | [+7] | |
Oct 15, 2025 | United States | Series A | 2946 | [+3] | |
Jan 31, 2023 | United States | Seed | 1335 | [+6] |
Acquired companies in Starbloom's Portfolio
1 company from Starbloom's portfolio has been acquired. The most recent acquisition was tbd health in Jan 2026 by wisp for $*****.Here are Starbloom's portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Jan 27, 2026 | Jan 31, 2023 | Seed | 9241 |
Team profile of Starbloom
Starbloom has a team of 5 members. Starbloom's team does not sit on the board of any company as of now.Co-investors of Starbloom
Over the past 3 years, 37 investors have co-invested in Starbloom's portfolio companies. This includes funds and angels.
- Invested before Starbloom: Morningside, FoundersX Ventures and 7 others have invested in rounds before Starbloom. There is 1 company where Morningside has invested before Starbloom and 1 company where FoundersX Ventures has invested before Starbloom.
- Top Co-investors of Starbloom: 28 investors entered a company along with Starbloom. These include investors like New Vintage Partners (1 company).
Recent News related to Starbloom
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Cognito raises $105 million for Alzheimer’s treatment deviceSTAT•Mar 05, 2026•New Vintage Partners, Morningside, IAG Capital Partners, Cognito Therapeutics and 3 others
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