# Leo Hamill

> Leo Hamill is a seed investor at Rainmaker Business Technologies backing Retail and Facebook. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Rainmaker Business Technologies](https://shizune.co/investors/profile/rainmaker-business-technologies)
- Location: Dublin, Ireland
- Total investments: 3
- Lead investor: 67%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/pub/leo-hamill/24/53b/9

Leo Hamill is a seed investor at Rainmaker Business Technologies in Dublin focused on Retail and Facebook. Leo Hamill - Partner, Venture Capital @ Investec

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Retail | 1 | 33% |
| Facebook | 1 | 33% |
| Wellness | 1 | 33% |
| Marketing | 1 | 33% |
| E-Commerce | 1 | 33% |

16 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 67% |
| Series A | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| StitcherAds | StitcherAds is the first social ads optimization platform designed specifically for performance marketers using Facebook & Instagram. StitcherAds helps advertisers create automated, data-fueled campaigns that drive scalable performance online & in-store. Focused on direct response for retail, eCommerce, travel, and real estate, StitcherAdsdifferentiates itself through unique omnichannel capabilities, pre-to-post campaign optimization, creative automation, and customizable reporting. Leading advertisers such as Hudson's Bay Company, Saks Fifth Avenue, Hotels.com, HotelTonight, and JD Sports use StitcherAds to drive the best full-funnel performance on Facebook & Instagram with the least effort. | $1.6M | Series A | Aug 01, 2015 |  |
| SilverCloud Health | SilverCloud Health provides immediate access to evidence-based and supported digital therapies. SilverCloud’s engagement has shown a three-fold increase in client/patient engagement and a three-fold decrease in client/patient program dropout when compared with current leading online therapeutic products. It was founded in 2011 andheadquartered in Boston, Massachusetts. | $1.6M | Seed | Jun 27, 2013 |  |
| StitcherAds | StitcherAds is the first social ads optimization platform designed specifically for performance marketers using Facebook & Instagram. StitcherAds helps advertisers create automated, data-fueled campaigns that drive scalable performance online & in-store. Focused on direct response for retail, eCommerce, travel, and real estate, StitcherAdsdifferentiates itself through unique omnichannel capabilities, pre-to-post campaign optimization, creative automation, and customizable reporting. Leading advertisers such as Hudson's Bay Company, Saks Fifth Avenue, Hotels.com, HotelTonight, and JD Sports use StitcherAds to drive the best full-funnel performance on Facebook & Instagram with the least effort. | $2.2M | Seed | May 29, 2013 |  |

3 of 3 investments shown.

## Co-investors
- [Delta Partners](https://shizune.co/investors/profile/delta-partners) — VC Fund, 2 deals together
- [AIB Seed Capital Fund](https://shizune.co/investors/profile/aib-seed-capital-fund) — VC Fund, 1 deal together

## About Rainmaker Business Technologies

VC Fund



1 contacts available at Rainmaker Business Technologies.

| Name | Title | Profile |
| --- | --- | --- |
| Leo Hamill | Non Executive Chairman | https://shizune.co/investors/profile/leo-hamill |

## 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
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Leo Hamill invest in?

Leo Hamill invests primarily in Retail, Facebook and Wellness startups, most often at Seed and Series A stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### 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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