Third Prime
VC Fund
New York, United States
Third Prime is a leading New York and Nashville based early-stage venture capital firm, with over $500mm assets under management.
- Total investments:
- 185
- Last investment:
- Lead investor:
- 39%
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Third Prime invests in
Stages Third Prime invests in
Countries Third Prime invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 9 contacts → | |||
Round size
- Seed
- $2M–$9.8M
- Series A
- $4.5M–$32M
- Series B
- $9.4M–$70M
Investment Focus
Industry
- Financial Services 32 (17%)
- FinTech 30 (16%)
- Software 26 (14%)
- Finance 14 (8%)
- Information Technology 14 (8%)
Stage
- Seed 62 (34%)
- Series A 45 (24%)
- Series B 19 (10%)
- Pre-Seed 11 (6%)
- Funding Round 8 (4%)
Country
- United States 85 (46%)
- United Kingdom 4 (2%)
- Mexico 2 (1%)
- South Korea 2 (1%)
- India 1 (1%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Benji Rosenblatt
Associate
|
Associate | Total investments: 0 | Find email | |
Christian Kaczmarczyk
Principal
|
Principal | Total investments: 3 | Find email | |
Jeff Adelson Yan
Venture Partner
|
Venture Partner | Total investments: 1 | Find email | |
Jenny Bloom
General Counsel and COO
|
General Counsel and COO | Total investments: 0 | Find email | |
Keith Hamlin
Managing Partner
|
Managing Partner | Total investments: 17 | Find email | |
| See all 9 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Limited is a business financial platform that provides multi-country accounts, corporate cards, bill payments, and treasury services. | $18.5M / Seed / Sep 28, 2026 | ||
| UnityAI uses AI to enhance the management of hospital beds, optimize resource allocation, and elevate the quality of patient care. | $15M / Series A / Mar 04, 2026 | ||
| Croissant is an application that resales products on behalf of customers. | $14M / Venture - Series Unknown / Feb 25, 2026 | ||
| Cubby supports self storage owners and operators | $63M / Series A / Jan 22, 2026 | ||
| Verisoul provides an AI-driven identity verification and fraud-prevention platform designed to help online businesses distinguish real users from bots, fake accounts, and coordinated abuse. The company’s products analyze behavioral signals, device attributes, network patterns, and identity indicators to assess whether an account or transaction isoperated by a genuine human. Verisoul offers tools for user onboarding protection, account integrity monitoring, and ongoing risk assessment across sign-ups, logins, and in-app activity. Its platform supports use cases such as preventing fake account creation, detecting multi-accounting, reducing promotional abuse, and identifying automated or scripted behavior. Verisoul delivers these capabilities through APIs and dashboards that integrate into customer workflows and provide actionable risk scores and alerts. The service is used by digital platforms seeking to maintain trust, reduce fraud-related losses, and protect community quality without relying solely on traditional CAPTCHA or document-based verification methods. | $8.8M / Series A / Dec 16, 2025 | ||
| Bone is a defense tech company. It builds autonomous drones and mission-ready AI systems. It integrates advanced hardware, intelligent software, and end-to-end solutions to support complex operations across commercial, industrial, and defense applications. It develops autonomous robotics systems for national defense and disaster response. | $11.7M / Seed / Nov 18, 2025 | ||
| Paywatch offers a platform that allows employees to access their earnings before payday anytime. | $20M / Series A / Nov 05, 2025 | ||
| Benable is a platform that makes it easy to find & share trusted recommendations. The site enables you to create beautiful lists of recommendations that can be shared with friends, followers, or clients. | Seed / Oct 01, 2025 | ||
| Inspiren uses machine learning and industrial design to help nurses keep track. Inspiren provides data about what actually goes on in hospital rooms. The company was founded in 2016 and is based in Brooklyn, New York. | $100M / Series B / Sep 25, 2025 | ||
| almWave provides a platform that uses AI and expert services to help healthcare organizations optimize operations and make data-informed decisions. Utilizing a healthcare organization’s data, the company transparently empowers leadership to manage staff more efficiently, reduce turnover rates, and improve patient outcomes. | $4.4M / Seed / Jun 26, 2025 | ||
| See all 185 investments → | |||
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FAQ
What does Third Prime invest in?
Third Prime invests primarily in Financial Services, FinTech and Software startups, most often at Seed and Series A stage. Most of the 185 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 Third Prime's check size?
Third Prime typically joins rounds of $2M–$9.8M at Seed, $4.5M–$32M at Series A and $9.4M–$70M 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 Third Prime participates in.
How do I contact Third Prime?
Public channels for Third Prime 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 Third Prime?
The team at Third Prime includes Benji Rosenblatt (Associate), Christian Kaczmarczyk (Principal) and Jeff Adelson Yan (Venture 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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