# Argyris Zymnis

> Argyris Zymnis is a seed investor at AdGrok backing Mobile and Information Technology. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [AdGrok](https://shizune.co/investors/profile/adgrok)
- Location: San Francisco, United States
- Total investments: 4
- Last investment: Jan 2019
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/azymnis
- X (Twitter): http://twitter.com/azymnis
- Facebook: http://www.facebook.com/azymnis

Argyris Zymnis is a seed investor at AdGrok in San Francisco focused on Mobile and Information Technology. Argyris Zymnis - Founder @ AdGrok

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $270k–$820k |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Mobile | 2 | 50% |
| Information Technology | 2 | 50% |
| News | 1 | 25% |
| Travel | 1 | 25% |
| Marketing | 1 | 25% |

13 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 50% |
| Pre-Seed | 1 | 25% |

### Country

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

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| FightHoax | FightHoax helps brands unlock the potential of programmatic advertising with deep news analysis data.Advertisers use FightHoax for Brand Safety & Contextual Targeting through our ad-serving platform partners.Take a peek and request a demo - https://fighthoax.com/contact/demoor let us guide you -https://fighthoax.com/contact/?type=salesLearn more - https://fighthoax.com |  | Pre-Seed | Jan 01, 2019 |  |
| Pollfish | Pollfish is disrupting the legacy research space with a real-time survey platform, the largest distributed mobile consumer network and “organic sampling,” our next-generation sampling methodology that features randomized and spontaneous invitations delivered programmatically while the respondent is naturally engaging in one of our 10K+ partnerapps. We combine all of this with advanced machine learning techniques to identify and eliminate poor quality respondents at the question level for a truly end-to-end experience from invitation through to completion. |  | Seed | Aug 01, 2014 |  |
| Locish | Locish is a Q&A mobile app enabling users to ask like-minded people for real-time recommendations on new places to eat, drink, and have fun. Each response is specific to the user’s individual inquiry and matched to their personal preferences.General InformationThis is how Locish works- Ask a question to other Locish usersCafes,bars, clubs, and restaurants. Pose a detailed question to our community and find somewhere new that ticks your boxes.- Get tailored replies from like-minded peopleLocish ‘gets’ what you like, and knows which users will come up trumps with suitable suggestions – created just for you.- All the details you needAs well as a personal response, you get all the venue details you need ­– including addresses, websites, photos; even ratings from Yelp and Foursquare.- Get involvedKudos – you’re now part of Locish! Payback time! Pass on your recommendations, connect, chat, and wax lyrical about your favorite places with those who share your interests.Locish launched for first time on summer 2013, and is relaunching totally new on spring 2014. | $820K | Seed | Mar 20, 2014 |  |
| Pollfish | Pollfish is disrupting the legacy research space with a real-time survey platform, the largest distributed mobile consumer network and “organic sampling,” our next-generation sampling methodology that features randomized and spontaneous invitations delivered programmatically while the respondent is naturally engaging in one of our 10K+ partnerapps. We combine all of this with advanced machine learning techniques to identify and eliminate poor quality respondents at the question level for a truly end-to-end experience from invitation through to completion. | $270K | Seed | Sep 01, 2013 |  |

4 of 4 investments shown.

## Co-investors
- [Openfund](https://shizune.co/investors/profile/openfund) — VC Fund, 1 deal together
- [Velocity Partners](https://shizune.co/investors/profile/velocity-partners) — VC Fund, 1 deal together

## About AdGrok

VC Fund · San Francisco, United States

AdGrok allows business owners to automate the process of choosing and bidding on keywords on Google AdWords.

2 contacts available at AdGrok.

| Name | Title | Profile |
| --- | --- | --- |
| Argyris Zymnis | Founder | https://shizune.co/investors/profile/argyris-zymnis |
| Matthew McEachen | Founder | https://shizune.co/investors/profile/matthew-mceachen |

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## FAQ

### What does Argyris Zymnis invest in?

Argyris Zymnis invests primarily in Mobile, Information Technology and News startups, most often at Seed and Pre-Seed stage. Most of the 4 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 Argyris Zymnis's check size?

Argyris Zymnis typically joins rounds of $270k–$820k 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 Argyris Zymnis participates in.

### When did Argyris Zymnis last invest?

The most recent investment recorded for Argyris Zymnis closed in Jan 2019. Shizune tracks 4 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.

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