# Adam Byrne

> Adam Byrne is a seed investor backing Sports and Test and Measurement. See 1 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 1
- Last investment: Mar 2020
- Lead investor: 0%
- Last updated: Aug 2026
- X (Twitter): https://twitter.com/adamsbyrne
- Website: https://x.com/adamsbyrne

Adam Byrne is a seed investor focused on Sports and Test and Measurement. Adam Byrne

## Contacts

5 contacts available for Adam Byrne: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/adam-byrne-c4c1?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Sports | 1 | 100% |
| Test and Measurement | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Output Sports | Output Sports operates as a sports tech start-up. We are revolutionizing the way athletic staff optimize sports performance. Using advanced signal processing and machine learning techniques we have developed an end-to-end solution that can test multiple components of athletic performance and track training programmes with a single wearable sensor. | $1.4M | Seed | Mar 02, 2020 |  |

1 of 1 investments shown.

## Co-investors
- [Elkstone Capital Partners](https://shizune.co/investors/profile/elkstone-capital-partners) — VC Fund, 2 deals together
- [Atlantic Bridge University Fund](https://shizune.co/investors/profile/atlantic-bridge-university-fund) — VC Fund, 1 deal together
- [Enterprise Ireland](https://shizune.co/investors/profile/enterprise-ireland) — VC Fund, 1 deal together

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### Similar stage
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### Similar country
- [Enterprise Ireland](https://shizune.co/investors/profile/enterprise-ireland) — VC Fund
- [NDRC](https://shizune.co/investors/profile/ndrc) — VC Fund
- [Act Venture Capital](https://shizune.co/investors/profile/act-venture-capital) — VC Fund

## Featured in investor lists
- [Sports Investors in Ireland](https://shizune.co/investors/sports-investors-ireland)
- [Sports Angel Investors in Ireland](https://shizune.co/investors/sports-angel-investors-ireland)

## FAQ

### What does Adam Byrne invest in?

Adam Byrne invests primarily in Sports and Test and Measurement startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Ireland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Adam Byrne?

Public channels for Adam Byrne include 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 Adam Byrne last invest?

The most recent investment recorded for Adam Byrne closed in Mar 2020. 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.

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