RRE Ventures
VC Fund
New York, United States
RRE Ventures is a venture capital firm that invests in early-stage technology companies across various sectors. RRE Ventures invests in early-stage companies, often participating in Seed and Series A funding rounds. They look for innovative technology solutions and scalable business models.
- Total investments:
- 631
- Last investment:
- Lead investor:
- 24%
- Fund size:
- $250M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries RRE Ventures invests in
Stages RRE Ventures invests in
Countries RRE Ventures invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 9 contacts → | |||
Round size
- Seed
- $1.1M–$6.5M
- Series A
- $2.7M–$27M
- Series B
- $7.3M–$38M
Investment Focus
Industry
- Software 73 (12%)
- Financial Services 40 (6%)
- Internet 36 (6%)
- Information Technology 34 (5%)
- FinTech 33 (5%)
Stage
- Series A 120 (19%)
- Seed 107 (17%)
- Series B 89 (14%)
- Series C 60 (10%)
- Funding Round 38 (6%)
Country
- United States 259 (41%)
- Canada 6 (1%)
- United Kingdom 4 (1%)
- China 3 (0%)
- Sweden 1 (0%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Stuart Ellman
Co-Founder & General Partner
|
Co-Founder & General Partner | Total investments: 76 | Find email | |
Ana Rosenstein
Senior Associate
|
Senior Associate | Total investments: 0 | Find email | |
James Robinson
Co-Founder, General Partner, and Managing Partner
|
Co-Founder, General Partner, and Managing Partner | Total investments: 95 | Find email | |
James Robinson
Founder & General Partner
|
Founder & General Partner | Total investments: 40 | Find email | |
John R. Hass
Partner
|
Partner | Total investments: 1 | Find email | |
| See all 9 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Helogen Corporation is a space biology and infrastructure company specializing in autonomous orbital laboratories for biomanufacturing, drug development, and advanced materials research in microgravity. | $7.1M / Seed / Sep 01, 2026 | ||
| The LLM Gateway for Fast Growing Teams. The secure AI gateway companies use to control model access, route every request, protect sensitive data, manage token spend, and keep AI apps online. | $5.1M / Pre-Seed / Jun 10, 2026 | ||
| Anomaly is pioneering a new paradigm in healthcare—Precision Payments—to improve payment accuracy and streamline payments for payers and providers, a $300B+ problem. | $17M / Venture - Series Unknown / May 13, 2026 | ||
| Soma Energy helps data centers run more effectively and generators trade more intelligently by optimizing the production, storage, and consumption of electricity. | $7M / Seed / Apr 02, 2026 | ||
| Midas is a cryptocurrency application that allows users to sell and invest in cryptocurrency and tokens. | $50M / Series A / Mar 30, 2026 | ||
| Sygaldry Technologies is a tech company building quantum-accelerated AI servers to exponentially speed up AI training and inference. | $105M / Series A / Mar 01, 2026 | ||
| Fundamental is an AI research company that focuses on overcoming the fundamental challenges of machine learning in large-scale tabular systems. | $225M / Series A / Feb 05, 2026 | ||
| BizTrip AI builds cutting-edge AI software to streamline business travel. | $1.5M / Pre-Seed / Feb 02, 2026 | ||
| Italic Health, Inc. is a healthcare technology company building a unified platform for managing patient data, medical billing, and insurance workflows. Its software integrates health records, appointment scheduling, and AI-driven analytics to improve care coordination, financial processes, and patient engagement. | Seed / Jan 01, 2026 | ||
| Anto develops AI-driven infrastructure for precision medicine, utilizing quality-aware sparsification algorithms and lab-in-the-loop validation to separate signal from noise in complex biological data and build multimodal foundation models for microbial communities. The company's platform allows researchers to forecast ecosystem dynamics andsimulate counterfactual outcomes, unlocking the billion-dollar data blind spot in drug development to prevent adverse reactions and improve therapeutic success rates. | $500K / Pre-Seed / Dec 03, 2025 | ||
| See all 631 investments → | |||
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FAQ
What does RRE Ventures invest in?
RRE Ventures invests primarily in Software, Financial Services and Internet startups, most often at Series A and Seed stage. Most of the 631 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 RRE Ventures's check size?
RRE Ventures typically joins rounds of $1.1M–$6.5M at Seed, $2.7M–$27M at Series A and $7.3M–$38M 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 RRE Ventures participates in.
How do I contact RRE Ventures?
Public channels for RRE Ventures include LinkedIn, X (Twitter) 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 RRE Ventures?
The team at RRE Ventures includes Stuart Ellman (Co-Founder & General Partner), Ana Rosenstein (Senior Associate) and James Robinson (Co-Founder, General Partner, and Managing Partner), among 9 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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