Castor Ventures
VC Fund
Boston, United States
Castor Ventures is an investment firm.
- Total investments:
- 165
- Last investment:
- Lead investor:
- 3%
Last updated:
For AI agents: llms.txt
Industries Castor Ventures invests in
Stages Castor Ventures invests in
Countries Castor Ventures invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 8 contacts → | |||
Round size
- Seed
- $1.6M–$7M
- Series A
- $5.3M–$26M
- Series B
- $12M–$50M
Investment Focus
Industry
- Software 37 (22%)
- Health Care 30 (18%)
- Artificial Intelligence 26 (16%)
- Biotechnology 18 (11%)
- Machine Learning 17 (10%)
Stage
- Series A 42 (25%)
- Seed 39 (24%)
- Series B 28 (17%)
- Venture - Series Unknown 14 (8%)
- Series C 10 (6%)
Country
- United States 126 (76%)
- Israel 3 (2%)
- Switzerland 3 (2%)
- Brazil 2 (1%)
- Canada 2 (1%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Alain Hanover
Founding Managing Partner
|
Founding Managing Partner | Total investments: 33 | Find email | |
Ayla Langer
Investor Relations Manager
|
Investor Relations Manager | Total investments: 0 | Find email | |
Cainon Coates
Managing Partner
|
Managing Partner | Total investments: 1 | Find email | |
Chris Sklarin
Managing Partner
|
Managing Partner | Total investments: 55 | Find email | |
Darrin Wizst
Senior Partner
|
Senior Partner | Total investments: 0 | Find email | |
| See all 8 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Qedma is a software development company that develops quantum computing technology. | $26M / Series A / Jul 03, 2025 | ||
| An AI security engineer that proactively detects and fixes security vulnerabilities in application source code. | $560K / Pre-Seed / Dec 01, 2024 | ||
| Epicore Biosystems develops a proprietary wearable microfluidic platform that is ‘skin-like’ and capable of analyzing small droplets of sweat for proteomics, inflammatory markers, hydration, and health biomarkers to enable personalized management of health, performance ,and nutrition. Epicore's wearable sensing technology is based on over twodecades of microfluidics and soft materials research by Prof. John Rogers and Dr. Roozbeh Ghaffari at Northwestern University's Querrey-Simpson Institute for Bioelectronics. | Series A / Jan 17, 2024 | ||
| Providing Trust and Transparency to Satellite Operators with Intuitive and Timely Collision Avoidance Warnings and Decision Guidance | $7M / Seed / Sep 19, 2023 | ||
| SURGE Therapeutics seeks to dramatically improve cancer patient survival by disrupting cancer immunotherapy is deployed. | $32M / Series B / Jul 19, 2023 | ||
| M80 is the next-generation organization created for the esports and video game lovers of today. Its constructing the creative economy of the future through esports and content. | $3M / Seed / May 31, 2023 | ||
| Legacy provides a service for at-home sperm testing and cryopreservation, allowing individuals to take control of their fertility health from the comfort of their homes. Their semen analysis is conducted in CLIA-certified labs, ensuring high-quality testing without the need for direct doctor involvement. As America's largest at-home fertilityclinic for men, Legacy empowers clients to understand their reproductive health and plan for the future effectively. | $25M / Series B / May 12, 2023 | ||
| Bloomfilter is a developer of an enterprise software planning application. Bloomfilter helps software executives and leaders illuminate the path to software project success through our platform. | $5.5M / Seed / May 04, 2023 | ||
| Loliware, founded in 2016, is redefining materials innovation through the power of AI and seaweed. They formulate and commercialize next-generation, seaweed-based alternatives to single-use plastics. At the core of their work is the proprietary SEA Technology® Resin platform— a novel, scalable solution engineered for circularity. These cutting-edgeresins work seamlessly with existing plastic manufacturing infrastructure, enabling the creation of home-compostable products that regenerate, rather than pollute, the planet. Loliware’s award-winning bio-resins rival the performance of conventional plastics while eliminating microplastic pollution and driving nature-based carbon sequestration. Validated by top manufacturers, compounders, and global brands, SEA Technology® Resins are now available for licensing, empowering partners to accelerate the transition to a regenerative materials economy. | $6M / Seed / Feb 14, 2023 | ||
| Enko Chem discovers and develops novel products for farmers to protect their crops from pests and diseases. Their proprietary technology platform represents a revolutionary approach to rapidly discover safe and economical solutions that are needed to ensure sustainable food production.It was founded in 2017 and headquartered in Woburn,Massachusetts. | $10M / Series C / Jan 31, 2023 | ||
| See all 165 investments → | |||
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FAQ
What does Castor Ventures invest in?
Castor Ventures invests primarily in Software, Health Care and Artificial Intelligence startups, most often at Series A and Seed stage. Most of the 165 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Castor Ventures's check size?
Castor Ventures typically joins rounds of $1.6M–$7M at Seed, $5.3M–$26M at Series A and $12M–$50M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Castor Ventures participates in.
How do I contact Castor Ventures?
Public channels for Castor Ventures include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Castor Ventures?
The team at Castor Ventures includes Alain Hanover (Founding Managing Partner), Ayla Langer (Investor Relations Manager) and Cainon Coates (Managing Partner), among 8 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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