TLV Partners — Investment Thesis & Preferences

01Investment Thesis

TLV Partners backs early-stage Israeli entrepreneurs building breakthrough software and infrastructure companies in underdeveloped or newly forming markets, especially where technical depth and category leadership can compound over time.

Exclusion Criteria

The firm is less aligned with consumer-first businesses, weak technical moats, and founders who do not bring domain conviction or Israeli roots into the company.

02Investment Team

RS

Rona Segev

Co-Founder & Managing Partner

EB

Eitan Bek

Co-Founder & Managing Partner

ST

Shahar Tzafrir

Managing Partner

BS

Brian Sack

Partner

YM

Yonatan Mandelbaum

Partner

OS

Ophir Shay

Associate

03F4 Research Brief

TLV Partners Research

Investment Thesis

TLV Partners is an Israeli, early-stage venture firm that backs what it calls game-changers: exceptional teams building breakthrough products in underdeveloped markets. The pattern across the firm's site is consistent. TLV is most excited by technical founders solving hard problems in AI infrastructure, developer tools, cybersecurity, enterprise software, fintech, proptech, defense tech, and selected health and biotech categories. The firm explicitly says it likes new markets and is not afraid to invest in first-time founders. It also emphasizes that entrepreneurs, not VCs, build companies, and that the firm's role is to be a true partner rather than a manager. The portfolio and recent writing reinforce a thesis around software-first, technically differentiated businesses with a clear product edge and a large enough market to support category leadership.

The firm's newer posts on Airis Labs, Copperhelm, Spacial, Cyata, and MetalBear show a continued appetite for AI-native systems, infrastructure, and security workflows where complexity is high and operational leverage matters. TLV's public content also suggests a willingness to back companies before the market is fully formed, then help shape the category as it develops.

Stage Focus

TLV Partners is an early-stage investor. The site says it invests in seed and A rounds, including companies at the idea stage and companies with initial traction. Team pages reinforce that the partners invest early and often lead or co-lead. The firm's pace of research and diligence appears optimized for fast conviction building rather than prolonged committee-heavy review. Recent investments in Cyata, MetalBear, Spacial, Copperhelm, and Airis Labs all fit a seed-first posture with room to support the company into later rounds.

This is not a growth-stage platform firm. It is a concentrated early-stage investor that wants to be close to the formation of the company, the product, and the market narrative.

Check Size

The public "Why Us" page says typical investments range between $2M and $8M, with up to $15M reserved over a company's lifetime. That suggests a model built around concentrated ownership and long-term support rather than many small follow-on checks. The firm appears willing to provide capital at the first institutional or early seed stage and then continue backing winners through later rounds when the opportunity warrants it.

Lead Tendency

TLV Partners is clearly a lead or co-lead investor. The site says it exclusively leads or co-leads rounds, and the recent investment posts repeatedly use language like "we are excited to lead" or "we are thrilled to lead." This matters for founder matching because TLV seems to want conviction, control over the process, and a central role in shaping the round.

Recent Activity

Recent activity is concentrated in 2025 and 2026 around AI, cybersecurity, developer tools, and infrastructure. The firm announced Airis Labs on May 27, 2026 and Copperhelm on April 26, 2026. In 2025 it wrote about Spacial, Cyata, and MetalBear, which together show a consistent thesis around AI-enabled workflows, cloud security, and developer productivity. The firm also highlighted its 2025 hiring move when Ophir Shay joined the investment team in February 2025. On the firm-level side, TLV continues to present itself as active and deploying, not harvested or paused.

Portfolio Highlights

TLV Partners' portfolio is broad but coherent. Strong signal companies include Run:ai, Neosec, Port, Qodo, Silverfort, Oligo, Aqua Security, Aporia, Rookout, Firebolt, Spacial, Airis Labs, and Converge Bio. The firm's own content calls out multiple exits including Run:ai, Neosec, Granulate, Oribi, SeaLights, and others. The portfolio clearly spans developer tools, AI infrastructure, cloud security, identity, data infrastructure, and a smaller number of adjacent verticals like proptech and biotech.

Team

Rona Segev is a Co-Founder & Managing Partner and writes frequently on AI, cybersecurity, and cloud computing.
Eitan Bek is a Co-Founder & Managing Partner focused on early-stage fintech, proptech, cloud, AI, and DevTools.
Shahar Tzafrir is a Managing Partner investing at the idea/seed stage with a broad AI lens across enterprise software, data, biotech, and cloud native.
Brian Sack is a Partner specializing in cybersecurity, cloud infrastructure, DevOps, DevTools, and the data stack.
Yonatan Mandelbaum is a Partner focused on AI infrastructure, vertical AI, and unconventional opportunities.
Ophir Shay joined in 2025 and supports the investment team; his background in operations and founder support adds more operator empathy to the bench.

Decision Process

The firm describes diligence as quick but thorough. It wants to get to know the team and idea, and its goal is to build joint conviction with founders about the company's path forward. TLV also says it is respectful of entrepreneurs' time, which implies a practical, high-context process rather than an excessively long one. Combined with the lead posture, the firm seems to make decisions through partner conviction and direct discussion with founders rather than a slow, committee-heavy loop.

Founder Preferences

TLV Partners likes bold founders, first-time founders, and entrepreneurs working on hard, underappreciated problems. It explicitly says it wants founders building breakthrough technologies and trends that are not yet mainstream. The firm also says its mandate is to help the best Israeli entrepreneurs succeed and requires at least one founder to be Israeli, though it has no geographic restriction beyond that. The tone of the content suggests it values technical depth, humility, speed of execution, and the ability to build for global markets.

Geographic Focus

TLV Partners is based in Israel and is strongly anchored in the Israeli startup ecosystem, but its mandate is not limited to companies physically located in Israel. It prefers startups with at least one Israeli founder and a clear Israeli connection, while the portfolio and jobs board show companies operating in Tel Aviv, the US, and other global hubs. The practical geographic focus is therefore Israel-first with international reach, especially where technical talent and market opportunity align.

04Selected Portfolio