# David Denny

> David Denny is a seed investor at Longwall Venture backing Hardware and Aerospace. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Longwall Venture](https://shizune.co/investors/profile/longwall-venture-partners)
- Total investments: 6
- Last investment: Jan 2024
- Lead investor: 17%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-denny-337885

David Denny is a seed investor at Longwall Venture focused on Hardware and Aerospace. David started his career as a graduate engineer in CarnaudMetalbox (now Crown Cork), working in a range of roles from R&D to production and project management. Packaging is an inherently local business and so David spent most of his career living and working overseas in Spain, Argentina, Belgium and France. David did his MBA at Harvard BusinessSchool, after which he joined Z Corporation, an MIT licensee start up. He spent several years growing the European and Asian business before entering the venture industry. David predominantly focuses on physical science and engineering opportunities

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Hardware | 1 | 17% |
| Aerospace | 1 | 17% |
| 3D Printing | 1 | 17% |
| Manufacturing | 1 | 17% |
| Machinery Manufacturing | 1 | 17% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 17% |
| Series A | 1 | 17% |
| Series B | 1 | 17% |
| Funding Round | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Wayland Additive | Wayland Additive Limited is a West-Yorkshire based company pushing the boundaries of electron beam 3D printing. Wayland’s goal is to develop, manufacture and sell metal Additive Manufacturing (“AM” – 3D printing) machines to industrial end-users such as major players in the aerospace and medical industries. | $5.3M | Series A | Jan 23, 2024 |  |
| Wayland Additive | Wayland Additive Limited is a West-Yorkshire based company pushing the boundaries of electron beam 3D printing. Wayland’s goal is to develop, manufacture and sell metal Additive Manufacturing (“AM” – 3D printing) machines to industrial end-users such as major players in the aerospace and medical industries. | $6M | Series B | Apr 19, 2023 |  |
| Wayland Additive | Wayland Additive Limited is a West-Yorkshire based company pushing the boundaries of electron beam 3D printing. Wayland’s goal is to develop, manufacture and sell metal Additive Manufacturing (“AM” – 3D printing) machines to industrial end-users such as major players in the aerospace and medical industries. | $5.7M | Series A | Apr 19, 2023 |  |
| Wayland Additive | Wayland Additive Limited is a West-Yorkshire based company pushing the boundaries of electron beam 3D printing. Wayland’s goal is to develop, manufacture and sell metal Additive Manufacturing (“AM” – 3D printing) machines to industrial end-users such as major players in the aerospace and medical industries. | $6.3M | Series A | Nov 29, 2021 |  |
| Oxford Space Systems | Oxford Space Systems is a multi-award-winning, record-breaking venture capital backed, space tech business that's developing a new generation of deployable antennas and space structures for the global satellite industry. Using both innovative design techniques such as origami and novel proprietary materials developed by the company, OSS'structures are lighter, less complex and lower cost than alternatives in commercial demand. Founded in late 2013, OSS set a record for the space sector with it's AstroTube Boom: the fastest development of a new product from concept to successful deployment on orbit in under 30 months. Today, the 18 strong and growing OSS team is a diverse mix of international graduates and experienced space industry professionals, with over 100 years of combined space sector experience. OSS investors include a small syndicate of UK venture capital funds together US based investors, Space Angels. Oxford Space Systems has successfully completed a number of UK government supported co-developments with leading European satellite builders as well straight commercial contracts in both Asia and the US. As part of its planned expansion, OSS move into its own custom facility at the Harwell Space Cluster in August 2018, giving it the largest clean room at the cluster. The facility will meet required security standards to undertake UK government defense & security contracts. . | $8.8M |  | Jun 14, 2018 |  |
| Oxford Space Systems | Oxford Space Systems is a multi-award-winning, record-breaking venture capital backed, space tech business that's developing a new generation of deployable antennas and space structures for the global satellite industry. Using both innovative design techniques such as origami and novel proprietary materials developed by the company, OSS'structures are lighter, less complex and lower cost than alternatives in commercial demand. Founded in late 2013, OSS set a record for the space sector with it's AstroTube Boom: the fastest development of a new product from concept to successful deployment on orbit in under 30 months. Today, the 18 strong and growing OSS team is a diverse mix of international graduates and experienced space industry professionals, with over 100 years of combined space sector experience. OSS investors include a small syndicate of UK venture capital funds together US based investors, Space Angels. Oxford Space Systems has successfully completed a number of UK government supported co-developments with leading European satellite builders as well straight commercial contracts in both Asia and the US. As part of its planned expansion, OSS move into its own custom facility at the Harwell Space Cluster in August 2018, giving it the largest clean room at the cluster. The facility will meet required security standards to undertake UK government defense & security contracts. . | $637K | Seed | Jan 15, 2014 |  |

6 of 6 investments shown.

## Co-investors
- [Parkwalk Advisors](https://shizune.co/investors/profile/parkwalk-advisors) — VC Fund, 4 deals together
- [ACF Investors](https://shizune.co/investors/profile/angel-cofund) — VC Fund, 3 deals together
- [Metrea Discovery](https://shizune.co/investors/profile/metrea-discovery) — VC Fund, 2 deals together
- [Cambridge Angels group](https://shizune.co/investors/profile/cambridge-angels-group) — VC Fund, 1 deal together
- [IQ Capital](https://shizune.co/investors/profile/iq-capital-partners) — VC Fund, 1 deal together
- [Martlet Capital](https://shizune.co/investors/profile/martlet) — VC Fund, 1 deal together

## About Longwall Venture

VC Fund · Harwell, United Kingdom

Longwall Ventures LLP is a venture capital firm specializing in growth capital, early stage, and start-up investments. It targets investing in science including physical science, life science, healthcare, security, media, business software, engineering, and technology companies based in United Kingdom. Longwall Ventures LLP was founded in 2011 andis based in Oxford, United Kingdom.

4 contacts available at Longwall Venture.

| Name | Title | Profile |
| --- | --- | --- |
| David Denny | Partner | https://shizune.co/investors/profile/david-denny |
| Matthew Frohn | Partner | https://shizune.co/investors/profile/matthew-frohn |
| Rebecca Todd | Investment Director | https://shizune.co/investors/profile/rebecca-todd |
| Michael Penington | Partner | https://shizune.co/investors/profile/michael-penington |

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## FAQ

### What does David Denny invest in?

David Denny invests primarily in Hardware, Aerospace and 3D Printing startups, most often at Seed and Series A stage. Most of the 6 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Denny last invest?

The most recent investment recorded for David Denny closed in Jan 2024. Shizune tracks 6 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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