# Antonis Tzortzakakis

> Antonis Tzortzakakis is a Series A investor at 5G Ventures backing Wireless and Analytics. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [5G Ventures](https://shizune.co/investors/profile/5g-ventures)
- Total investments: 1
- Last investment: Sep 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/antonistzortzakakis/

Antonis Tzortzakakis is a Series A investor at 5G Ventures focused on Wireless and Analytics. Antonis Tzortzakakis - Chief Executive Officer @ 5G Ventures

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Wireless | 1 | 100% |
| Analytics | 1 | 100% |
| Internet of Things | 1 | 100% |
| Telecommunications | 1 | 100% |
| Satellite Communication | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| OQ TECHNOLOGY | OQ TECHNOLOGY aims to disrupt the satellite telecommunication industry and provides the world’s first universal plug & play "Internet-of-Things" solution that can provide connectivity anywhere. We are building a global satellite constellation dedicated for "Internet-of-Things" and "machine-to-machine"communication. We serve the Oil & Gas, Maritime, Industry 4.0, consumer IoT, and Transport segments particularly for the management and tracking of assets in remote areas. Whether this is digital oilfield applications, offshore monitoring, SCADA applications, asset tracking, fleet management, smart metering or predictive maintenance: We provide you innovative low cost connectivity solution and high value data analytics. Our wireless technology (developed in collaboration with Luxembourg government and the European Space Agency) is compatible with existing wireless technologies. The modules are plug & play, easy to install, have long battery life, and connect you directly to our or your data cloud. | $13M | Series A | Sep 01, 2022 |  |

1 of 1 investments shown.

## Co-investors
- [Wa’ed Ventures](https://shizune.co/investors/profile/waed-ventures) — VC Fund, 2 deals together
- [5G Ventures](https://shizune.co/investors/profile/5g-ventures-262a) — VC Fund, 1 deal together
- [Saudi Aramco Entrepreneurship Ventures](https://shizune.co/investors/profile/wa-ed-ventures) — VC Fund, 1 deal together

## About 5G Ventures

VC Fund · Amaroúsion, Greece

5G Ventures Société Anonyme (“5G Ventures SA”) has been established pursuant to Article 93 of Law n. 4727/2020 (Government Gazette A’ 184) and is a direct subsidiary of the Hellenic Corporation of Assets and Participations (HCAP SA).The purpose of 5G Ventures SA is the establishment and management of Phaistos Investment Fund, pursuant tothe provisions of Article 7 of Law n. 2992/2002 (Government Gazette A’ 54), according to prevailing market conditions and with guarantees for full transparency and accountability, and complying with International Financial Reporting Standards (IFRS).Phaistos Investment Fund has been established pursuant to Article 94 of Law n. 4727/2020 (Government Gazette A’ 184). Its exclusive objective is the investment in businesses that are actively involved in 5G-related research and/or development of products and/or services in Greece, in sectors such as transport and logistics, manufacturing, public goods and utilities, health, tourism, information and media.Private and professional investors may participate in Phaistos Investment Fund. Phaistos Investment Fund operates according to Article 7 of Law n. 2992/2002 (Government Gazette A’ 54).

4 contacts available at 5G Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Antonis Tzortzakakis | Chief Executive Officer | https://shizune.co/investors/profile/antonis-tzortzakakis |
| Akis Markatos | Executive Member of the Board of Directors | https://shizune.co/investors/profile/akis-markatos |
| Nikos Karapanagou | Executive Member of the Board of Directors | https://shizune.co/investors/profile/nikos-karapanagou-4429 |
| Salvator Levis | Executive Member of the Board of Directors | https://shizune.co/investors/profile/salvator-levis |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Antonis Tzortzakakis invest in?

Antonis Tzortzakakis invests primarily in Wireless, Analytics and Internet of Things startups, most often at Series A stage. Most of the 1 investments tracked by Shizune back companies in Luxembourg. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Antonis Tzortzakakis last invest?

The most recent investment recorded for Antonis Tzortzakakis closed in Sep 2022. Shizune tracks 1 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co