Gigi Levy Weiss logo

Gigi Levy Weiss

Asia, Israel

Description

Gigi Levy Weiss is a highly respected and influential figure in the global venture capital landscape, serving as a General Partner at NFX, a prominent seed-stage venture firm known for its focus on network effects. Based in Israel, Levy Weiss brings a wealth of operational experience, particularly from his successful tenure in the gaming industry, including his role as CEO of 888 Holdings and his involvement with Playtika. This deep operational background provides him with a unique perspective, allowing him to offer invaluable strategic guidance to early-stage founders.

At NFX, Levy Weiss plays a pivotal role in identifying and nurturing companies poised for significant growth through strong network effects. The firm's investment thesis centers on businesses where the value of the product or service increases with the number of users, a strategy that has yielded impressive returns. NFX demonstrated its commitment to this approach by raising a substantial $450 million fund in 2021, enabling them to make significant early-stage investments and provide robust follow-on capital.

Beyond his institutional role at NFX, Gigi Levy Weiss is also an exceptionally active and successful angel investor. He has personally backed over 100 companies, showcasing his keen eye for promising startups across various sectors, including fintech, gaming, and consumer technology. His portfolio includes notable successes such as Honey, a shopping rewards platform acquired by PayPal for an impressive $4 billion, and Houseparty, a video chat application acquired by Epic Games. This dual role as both a fund GP and a prolific angel investor highlights his extensive network and profound impact on the startup ecosystem.

Levy Weiss's investment philosophy emphasizes founder-market fit, defensibility through network effects, and a long-term vision. He is known for being a hands-on investor who actively supports his portfolio companies with strategic advice, mentorship, and access to his vast network. His consistent track record of identifying and scaling disruptive technologies has solidified his reputation as one of the most impactful early-stage investors, particularly for companies looking to leverage powerful network dynamics.

Investor Profile

Gigi Levy Weiss has backed more than 25 startups, with 1 new investments in the last 12 months alone. The firm has led 1 rounds, about 4% of its total and boasts 8 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Seed, Series A, Angel rounds (top funding stages).
  • Majority of deals are located in Israel, United States, United Kingdom.
  • Strong thematic focus on Artificial Intelligence (AI), Internet, SaaS.
  • Typical check size: $1M – $5M.

Stage Focus

  • Seed (52%)
  • Series A (24%)
  • Angel (8%)
  • Series B (8%)
  • Pre Seed (4%)
  • Series Unknown (4%)

Country Focus

  • Israel (56%)
  • United States (28%)
  • United Kingdom (16%)

Industry Focus

  • Artificial Intelligence (Ai)
  • Internet
  • Saas
  • Software
  • Cyber Security
  • Information Technology
  • Machine Learning
  • Natural Language Processing
  • Security
  • Fintech
circle-line
FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Gigi Levy Weiss frequently co-invest with?

1kx
Europe, Berlin, Germany, Berlin
Co-Investments: 1
Arrington XRP Capital
North America, Washington, United States, Seattle
Co-Investments: 1
Coinbase Ventures
North America, California, United States, Oakland
Co-Investments: 1
Millhouse
Europe, England, United Kingdom, London
Co-Investments: 1
Bain Capital
North America, Massachusetts, United States, Boston
Co-Investments: 1
BRM Capital
Asia, Tel Aviv, Israel, Tel Aviv
Co-Investments: 1
OurCrowd
Asia, Yerushalayim, Israel, Jerusalem
Co-Investments: 2
Collaborative Fund
North America, New York, United States, New York
Co-Investments: 1
iAngels
Asia, Tel Aviv, Israel, Tel Aviv
Co-Investments: 4
Kima Ventures
Europe, Ile-de-France, France, Paris
Co-Investments: 2

Which angels does Gigi Levy Weiss often collaborate with?

BW
North America, New York, United States, New York
Shared Deals: 1
MS
North America, New York, United States, New York
Shared Deals: 1
Shared Deals: 1
David Assia
Asia, Israel
Shared Deals: 2
Yanki Margalit
Asia, Tel Aviv, Israel, Tel Aviv
Shared Deals: 1
Alex Waislitz
Oceania, Victoria, Australia, Melbourne
Shared Deals: 1
Daniel Recanati
Asia, Tel Aviv, Israel, Tel Aviv
Shared Deals: 1
ED
Europe, England, United Kingdom, London
Shared Deals: 2
DW
North America, California, United States, Palo Alto
Shared Deals: 1
ML
North America, New York, United States, New York
Shared Deals: 1

What are some of recent deals done by Gigi Levy Weiss?

Faireez

Tel Aviv, Tel Aviv, Israel

Optimizing tenants' lifestyle and convenience through enabling them with a hotel-like home cleaning service

Real Estate
SeedMar 6, 2025
Amount Raised: $7,500,000
BrandShield

Herzliya, Tel Aviv, Israel

BrandShield is a brand-oriented digital risk protection company providing threat detection and remediation solutions.

Artificial Intelligence (AI)Business IntelligenceCyber SecurityIntellectual PropertyInternetMachine LearningNatural Language ProcessingSaaSSecurity
Series UnknownOct 24, 2023
Amount Raised: $3,380,000
Diagnostic Robotics

Tel Aviv, Tel Aviv, Israel

Diagnostic Robotic develops a signal-agnostic artificial intelligence system for healthcare insurers, providers, and patients.

Artificial Intelligence (AI)Health CareHealth DiagnosticsHospitalRobotics
Series BJul 25, 2022
Amount Raised: $45,000,000
Kama

London, England, United Kingdom

Kama is a wellness platform that aims to help improve the experience of love, sex, and intimacy.

Health CareWellness
SeedOct 9, 2020
Amount Raised: $3,000,000
Shamaym

Tel Aviv, Tel Aviv, Israel

Shamyam helps companies build high performance cultures by enabling team collaboration and learning.

Artificial Intelligence (AI)Software
Pre SeedJan 1, 2020
Amount Raised: $2,500,000
Spacemesh

New York, New York, United States

Spacemesh is a L1 blockchain protocol, focused on the qualitative aspects of permissionless decentralization.

BlockchainSoftware
Series ASep 5, 2018
Amount Raised: $15,000,000
REACH

San Francisco, California, United States

REACH reinvents digital customer experience by allowing companies to conduct remote transactional meetings with clients

Business Information SystemsCustomer ServiceDigital SignageEnterprise SoftwareIdentity ManagementInformation ServicesSaaSSoftware
SeedApr 23, 2018
Amount Raised: $3,500,000
Gravyty (formerly Graduway)

London, England, United Kingdom

Graduway provides alumni networking platforms for colleges and universities to stay connected with their former students and alumni.

AlumniCareer PlanningEducationNon ProfitSaaS
Series BDec 7, 2017
Amount Raised: $12,700,000
BrandShield

Herzliya, Tel Aviv, Israel

BrandShield is a brand-oriented digital risk protection company providing threat detection and remediation solutions.

Artificial Intelligence (AI)Business IntelligenceCyber SecurityIntellectual PropertyInternetMachine LearningNatural Language ProcessingSaaSSecurity
Series AOct 1, 2017
Amount Raised: $2,875,000
Immersv

Emeryville, California, United States

Immersv is a virtual reality discovery and advertising platform.

AdvertisingAdvertising PlatformsVirtual Reality
Series AAug 18, 2017
Amount Raised: $10,500,000