# PJ Tech Catalyst

> PJ Tech Catalyst is a VC fund in Athens backing Software and Video. See 4 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Athens, Greece
- Total investments: 4
- Last investment: Jul 2021
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/pj-tech-catalyst-fund
- X (Twitter): https://www.twitter.com/pjtechfund
- Website: http://www.pjtechcatalyst.com
- Facebook: https://www.facebook.com/pjtechcatalyst

PJ Tech Catalyst is a VC fund in Athens focused on Software and Video. PJ tech catalyst fund is a venture capital fund that invests in seed stage start-up companies in Greece and supports the development of entrepreneurship in Greece.

## Contacts

5 contacts available for PJ Tech Catalyst. Shizune tracks 3 team members at PJ Tech Catalyst. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/pj-tech-catalyst?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $584k–$1.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 50% |
| Video | 1 | 25% |
| Finance | 1 | 25% |
| GovTech | 1 | 25% |
| Analytics | 1 | 25% |

12 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 75% |
| Venture - Series Unknown | 1 | 25% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Greece | 2 | 50% |
| United States | 1 | 25% |
| United Kingdom | 1 | 25% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Nikos Antoniou | CEO | 3 | https://shizune.co/investors/profile/nikos-antoniou |
| Christina Sgardeli | Investment Manager | 0 | https://shizune.co/investors/profile/christina-sgardeli |
| Ion Tsakonas | CEO | 0 | https://shizune.co/investors/profile/ion-tsakonas |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Quassar Capital | Quassar Capital is a New York–based investment firm founded in 2012, managing $23.6 billion in assets under a disciplined investment mandate focused on execution and performance.The firm develops and deploys proprietary technology and quantitative frameworks, supported by rigorous global market analysis, to identify high-conviction opportunitiesacross global, multi-asset markets. Particular attention is given to timing, liquidity conditions, and the mechanics of how markets trade.Quassar Capital integrates data-driven insights and quantitative models with deep fundamental research to support informed decision-making across asset classes. This approach is designed to remain robust across different market environments and volatility regimes.The firm’s culture is grounded in intellectual rigor, independent judgment, and accountability. Teams are expected to challenge assumptions, think critically, and operate with discipline, with a strong emphasis on process quality and risk management.Quassar Capital builds long-term partnerships based on integrity, transparency, and alignment of interests, with a consistent focus on delivering durable results over time.Quassar Capital, L.P. is affiliated with Cabrera Capital Markets LLC.Contact Us: contactcenter@quassarcapital.com | $35.7M | Venture - Series Unknown | Jul 12, 2021 |  |
| novoville | novoville transforms the way citizens interact with their councils/local governments by capturing incoming citizens’ requests for services, delivering and monitoring response, and integrating this seamlessly into organisational workflow.novoville exposes quickly the e-services of councils directly on the smartphones of citizens. This ismade possible through a configurable mobile app. At the other end, a cloud dashboard allows local authorities to engage and communicate with citizens more efficiently. They can then quantify the quality of interactions and monitor the performance of used resources. Large scale data capture and subsequent processing converts everything into meaningful KPIs.in June 2017 novoville was selected among other 9 GovTech startups to participate in the GovStart Growth Program that helps tech startups trasform the UK's Public Sector. novoville is a "PUBLIC 100" company. | $1.5M | Seed | Nov 22, 2018 |  |
| Fieldscale | Fieldscale is the company behind SENSE. Sense offers state-of-the-art capacitive touch sensor cloud simulation software, for electric design and analysis, built from ground-up to support the constantly growing demands of engineers for accuracy and efficiency. Its cutting-edge algorithms are integrated within a simple, intuitive user environmentto support the effortless design of great touch screen products. Fieldscale solvers expand the boundaries of electric simulation as we know them today, enabling very complex simulations.With thousands or even millions of analyses and different scenarios and get the results the same day. Fieldscale finally enables the possibility for you to realize optimal design easier and faster than your competitors.Fieldscale was founded in 2015 and is based in Thessaloniki, Greece. | $584K | Seed | Jul 20, 2016 |  |
| ReEmbed | ReEmbed is a custom video player that supports embeds from YouTube, Vimeo, and Dailymotion as well as HTML5 videos. It allows its users to create their own video player using the ReEmbed wizard. Its users have the ability to choose a style, add their logo, and pick their colors. Then it enables its users to match their site’s look and feel, andspread their brand when their videos are shared.ReEmbed suite allows its users to monitor performance by tracking impressions, plays, and completions. It is also capable of increasing its users’ site’s page views and user engagement with ReEmbed’s content recommendation widgets.ReEmbed was launched in 2014 and is based in Athens. |  | Seed | Apr 01, 2016 |  |

4 of 4 investments shown.

## Co-investors
- [IQbility](https://shizune.co/investors/profile/iqbility) — VC Fund, 2 deals together
- [VentureFriends](https://shizune.co/investors/profile/venturefriends) — VC Fund, 2 deals together
- [Beacon Capital](https://shizune.co/investors/profile/beaconcapital) — VC Fund, 1 deal together
- [Chase Capital Partners](https://shizune.co/investors/profile/chase-capital-partners) — VC Fund, 1 deal together
- [Citi](https://shizune.co/investors/profile/citigroup) — VC Fund, 1 deal together
- [Deutsche Bank](https://shizune.co/investors/profile/deutsche-bank) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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### Similar stage
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### Similar country
- [VentureFriends](https://shizune.co/investors/profile/venturefriends) — VC Fund
- [Genesis Ventures](https://shizune.co/investors/profile/genesis-ventures-e8a8) — VC Fund
- [Openfund](https://shizune.co/investors/profile/openfund) — VC Fund

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## FAQ

### What does PJ Tech Catalyst invest in?

PJ Tech Catalyst invests primarily in Software, Video and Finance startups, most often at Seed and Venture - Series Unknown stage. Most of the 4 investments tracked by Shizune back companies in Greece. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is PJ Tech Catalyst's check size?

PJ Tech Catalyst typically joins rounds of $584k–$1.5M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds PJ Tech Catalyst participates in.

### How do I contact PJ Tech Catalyst?

Public channels for PJ Tech Catalyst 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 PJ Tech Catalyst?

The team at PJ Tech Catalyst includes Nikos Antoniou (CEO), Christina Sgardeli (Investment Manager) and Ion Tsakonas (CEO). 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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