Guy Gamzu
Founder and Managing Partner @ Cubit Investments
Guy Gamzu is a seed investor at Cubit Investments focused on Software and Mobile. Guy Gamzu currently works as an Entrepreneur for Guy Gamzu. He previously worked at Yeloha as a Director & co-founder. Guy Gamzu attended City University London.
- Total investments:
- 25
- Last investment:
- Lead investor:
- 8%
Last updated:
For AI agents: llms.txt
Industries Guy Gamzu invests in
Stages Guy Gamzu invests in
Countries Guy Gamzu invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $300k–$2.6M
- Series A
- $1.4M–$5M
- Series B
- $6.3M–$30M
Investment Focus
Industry
- Software 4 (16%)
- Mobile 3 (12%)
- Advertising 3 (12%)
- Social Media 3 (12%)
- Financial Services 3 (12%)
Stage
- Seed 10 (40%)
- Series A 4 (16%)
- Series B 3 (12%)
- Series C 2 (8%)
- Funding Round 2 (8%)
Country
- United States 8 (32%)
- Israel 6 (24%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| A platform for institutional investors to invest in real estate backed bridge loans at scale with reduced risk. | $11M / Nov 05, 2024 | ||
| A secure platform for clarity and visibility across complex investment portfolios - Making it easy to follow the money | $6.3M / Seed / Oct 04, 2023 | ||
| Zoog creates personalized AR based bedtime stories and starting a conversation around them. Zoog taps into both through books and video. Adapting classics to the medium of video communication, where grandparents can read to their grandkids and the kids can engage with the story and their relatives. | $2.1M / Pre-Seed / May 01, 2023 | ||
| A platform for institutional investors to invest in real estate backed bridge loans at scale with reduced risk. | $2M / Venture - Series Unknown / Dec 23, 2022 | ||
| Zoog creates personalized AR based bedtime stories and starting a conversation around them. Zoog taps into both through books and video. Adapting classics to the medium of video communication, where grandparents can read to their grandkids and the kids can engage with the story and their relatives. | $2.1M / Seed / May 01, 2022 | ||
| We're the UI, for AI. Build, train and deploy AI robots to do almost anything imaginable - from taking food orders and accepting payments, to running customer service chats and diagnosing patients. | $700K / Seed / Dec 16, 2015 | ||
| Yeloha was a sharing-economy web platform that made solar energy accessible and transferable online. We empowered those who want to switch to lower-cost renewable energy, but lack a suitable roof (like renters, or apartment dwellers), to purchase it via online subscription from those who produce excess of solar energy.Yeloha won the 2016 WebbyAward for The Best Green Website, and was named one of Fast Company's "World Changing Ideas of 2015".The Solar Sharing Network™ we created was just a first step towards our vision of a democratized smart grid, where everyone can access affordable solar energy in minutes, and all sunlit properties are utilized for solar energy production.Yeloha ceased operations in May 2016. Here is why: https://www.linkedin.com/pulse/lights-out-yeloha-why-we-shut-down-solar-sharing-network-rosner | $3.5M / Series A / Apr 08, 2015 | ||
| Real is a technology-driven real estate brokerage offering a cloud-based platform for agents across the United States and Canada. The company provides tools and services that enable agents to manage transactions, access training resources, and collaborate within a virtual environment. Agents affiliated with Real can earn income through variouschannels, including commission splits, revenue sharing, and stock awards. The platform supports independent brokerages and teams, allowing them to maintain their branding while leveraging Real's infrastructure. Additionally, Real offers a consumer-facing website where buyers and sellers can search for property listings and connect with agents. The company's model emphasizes flexibility and scalability for real estate professionals operating in a digital landscape. | $1.2M / Seed / Mar 19, 2015 | ||
| Spike is an application that converts existing emails into a multimedia mobile messaging format based on the people and groups that matter most to its users. Spike automatically turns its users’ old and new email messages to natural chat conversations. It supports real-time messaging, document and photo-sharing, voice and video calls, and more,eliminating the need to use multiple apps to stay in touch. Spike syncs with desktop emails so that conversations, documents, and media will be stored right in its users’ clouds. The company's goal is to bring all of the communications, emails, chats, calls, team collaborations, tasks, and voice notes to one place. The mission is to improve the world of productivity one email at a time.Spike was founded in 2013 and is headquartered in Herzliya, Israel. | $1.5M / Seed / Oct 30, 2014 | ||
| Fiverr is a freelance services platform. Its platform connects businesses with on-demand freelance talent offering digital services. It specializes in the fields of gigs, online marketplace, services, small business, freelance, and logo designs. | $30M / Series C / Aug 11, 2014 | ||
| See all 25 investments → | |||
Co-Investors
About Cubit Investments
Cubit Investments Limited is a venture capital firm specializing in incubation, seed/start up, and early venture investments. The firm prefers to invest in information technology and Internet companies. It seeks to invest in Israel. The firm seeks to invest between $0.1 million and $1 million. It invests through its personal capital. CubitInvestments Limited was founded in 1998 and is based in Israel.
Cubit Investments Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Guy Gamzu
Founder and Managing Partner
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FAQ
What does Guy Gamzu invest in?
Guy Gamzu invests primarily in Software, Mobile and Advertising startups, most often at Seed and Series A stage. Most of the 25 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 Guy Gamzu's check size?
Guy Gamzu typically joins rounds of $300k–$2.6M at Seed, $1.4M–$5M at Series A and $6.3M–$30M 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 Guy Gamzu participates in.
How do I contact Guy Gamzu?
Public channels for Guy Gamzu 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.
When did Guy Gamzu last invest?
The most recent investment recorded for Guy Gamzu closed in Nov 2024. Shizune tracks 25 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
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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