# Alyse Killeen

> Alyse Killeen is a seed investor at StillMark (Los Angeles) backing Bitcoin and FinTech. See 14 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [StillMark](https://shizune.co/investors/profile/stillmark)
- Location: Los Angeles, United States
- Total investments: 14
- Last investment: Dec 2025
- Lead investor: 57%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/alysekilleen
- X (Twitter): http://twitter.com/AlyseKilleen
- Website: http://www.alysekilleen.com

Alyse Killeen is a Venture Capital Investor with seed stage to pre-IPO investment experience in enterprise and consumer technologies, now Managing Partner at StillMark Co., a venture capital investment and advisory firm. In 2015, the UN Foundation named her a Top 70 Bay Area Digital Leader.Alyse founded City Fellows Consortium (2015) and Womenin Venture (2013). City Fellows is a league for top undergraduate engineers, bridging the gap between classroom education and local innovation communities. Women in Venture is a private social-professional network for women investors in the field of traditional venture capital.An international speaker on blockchain, sharing economy, and IoT, Alyse has presented at events including the IMF SKBI Conference 2016 and TechCrunch Disrupt Beijing 2015. Featured in publications including Forbes and Bloomberg, in 2015 Alyse authored a book chapter in the award-winning Handbook of Digital Currency. Alyse is a Mentor at Plug and Play Tech Center Accelerator and the Alchemist Accelerator, and a member of New York Fashion Tech Lab’s Expert Network. She is a Venture Partner at Vinetta Project, the largest organization serving women founders, and a member of the Board of Directors at BitGive, a startup NGO modernizing the nonprofit ecosystem using blockchain technology.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Bitcoin | 4 | 29% |
| FinTech | 2 | 14% |
| Payments | 2 | 14% |
| Financial Services | 2 | 14% |
| Gaming | 1 | 7% |

19 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 10 | 71% |
| Series A | 2 | 14% |
| Series B | 1 | 7% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 5 | 36% |
| Ghana | 1 | 7% |
| France | 1 | 7% |
| Germany | 1 | 7% |
| Guatemala | 1 | 7% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Bitstack | It all started with an idea in 2021. Initially built to democratize Bitcoin in France, Bitstack has gone from a simple product that rounds up your everyday purchases and invests the spare change in bitcoin, to a dynamic app bringing a better way to manage all things money, with better money. Our mission is to empower people to better financetheir future by participating in a more open and inclusive financial system. We are rebuilding finance from the group up by building the first crypto-native bank that leverages Bitcoin and stablecoins to revolutionize consumer banking. | $15M | Series A | Dec 02, 2025 |  |
| Meanwhile | Meanwhile is a licensed and regulated life insurance business. | $82M | Series B | Oct 07, 2025 |  |
| Bitstack | It all started with an idea in 2021. Initially built to democratize Bitcoin in France, Bitstack has gone from a simple product that rounds up your everyday purchases and invests the spare change in bitcoin, to a dynamic app bringing a better way to manage all things money, with better money. Our mission is to empower people to better financetheir future by participating in a more open and inclusive financial system. We are rebuilding finance from the group up by building the first crypto-native bank that leverages Bitcoin and stablecoins to revolutionize consumer banking. | $5.2M | Seed | Dec 12, 2024 |  |
| Vida | Vida is a platform for communication designed to give users the means to hold private messaging and call discussions directly. Influencers can interact and engage with their fans via the company's platform, which supports meaningful engagement through paid texting, calling, and streaming with zero spam. | $3M | Seed | Jul 02, 2024 |  |
| Meanwhile | Meanwhile is a licensed and regulated life insurance business. | $19M | Seed | Jun 06, 2023 |  |
| Amboss Technologies | AMBOSS makes tools that help organize the market on the bitcoin lightning network. | $4M | Seed | Apr 25, 2023 |  |
| Gridless | There is a high demand for reliable, clean, and affordable energy, but mini-grid energy generators struggle to be sustainable. Gridless works with renewable, rural, mini-grid energy generators to monetize the full capacity of their output as a buyer of last resort, as well as serving as an anchor tenant for the creation of new energy generation. | $2M | Seed | Dec 06, 2022 |  |
| Pnkfrg Studios | Pnkfrg Studios is a mobile gaming studio establishing a new gaming genre based on mash-ups of entertainment formats (video and games) creating a game that feels like a social entertainment platform for Gen Z. | $3M | Seed | May 16, 2022 |  |
| hoseki | hoseki is building towards a world where Bitcoin is the global standard for money, and proving reserves is secure and easy. |  | Seed | May 16, 2022 |  |
| hoseki | hoseki is building towards a world where Bitcoin is the global standard for money, and proving reserves is secure and easy. |  | Seed | May 16, 2022 |  |

10 of 14 investments shown.

## Co-investors
- [Ten31](https://shizune.co/investors/profile/ten31) — VC Fund, 5 deals together
- [Fulgur Ventures](https://shizune.co/investors/profile/fulgur-venture) — VC Fund, 4 deals together
- [AG2R La Mondiale](https://shizune.co/investors/profile/ag2r-la-mondiale) — VC Fund, 2 deals together
- [Avon Ventures](https://shizune.co/investors/profile/avon-ventures) — VC Fund, 2 deals together
- [Castle Island Ventures](https://shizune.co/investors/profile/castle-island-ventures) — VC Fund, 2 deals together
- [Hivemind Capital Partners](https://shizune.co/investors/profile/hivemind-capital-partners) — VC Fund, 2 deals together

## About StillMark

VC Fund · Los Angeles, United States

StillMark is a venture capital firm

1 contacts available at StillMark.

| Name | Title | Profile |
| --- | --- | --- |
| Alyse Killeen | Founder and Managing Partner | https://shizune.co/investors/profile/alyse-killeen |

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## FAQ

### What does Alyse Killeen invest in?

Alyse Killeen invests primarily in Bitcoin, FinTech and Payments startups, most often at Seed and Series A stage. Most of the 14 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Alyse Killeen last invest?

The most recent investment recorded for Alyse Killeen closed in Dec 2025. Shizune tracks 14 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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