# Jillian Williams

> Jillian Williams is a seed investor at Cowboy Ventures backing FinTech and Financial Services. See 10 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Cowboy Ventures](https://shizune.co/investors/profile/cowboy-ventures)
- Location: New York, United States
- Total investments: 10
- Last investment: Sep 2024
- Lead investor: 30%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jillianwilliams1/
- X (Twitter): https://twitter.com/Jillwill11
- Website: https://x.com/Jillwill11

Jillian Williams is a Principal at Cowboy Ventures. She previously worked at Anthemis Group as a Principal. Jillian Williams attended Yale University.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| FinTech | 3 | 30% |
| Financial Services | 3 | 30% |
| Logistics | 2 | 20% |
| Freight Service | 2 | 20% |
| B2B | 1 | 10% |

21 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 4 | 40% |
| Series A | 2 | 20% |
| Pre-Seed | 1 | 10% |
| Series B | 1 | 10% |
| Series C | 1 | 10% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 6 | 60% |
| United Kingdom | 1 | 10% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Portex | Portex Pro removes manual freight procurement for shippers and their partners to save money and time. The company aims to bring pricing efficiency and transparency to the global logistics industry. Portex Pro was founded in 2021 and is based in Hayward, California. | $6.3M | Seed | Sep 05, 2024 |  |
| Continuum | Continuum is a technology firm specializing in digital networks for B2B distributors and manufacturers. | $4.1M | Seed | Aug 26, 2024 |  |
| CapStack Technologies | CapStack is a banking system that encourages collaboration among banks and financial services providers in order to boost asset profitability and diversification. | $6M | Pre-Seed | Jul 12, 2023 |  |
| Somewhere Good | Somewhere Good is a social platform centered around identity and community. | $3.8M | Seed | May 18, 2021 |  |
| TrueLayer | TrueLayer is a fintech platform utilized to build financial apps that connect to bank data, verify accounts, and access transactions in real-time.It uses its toolkit to develop consumer and server message block (SMB) applications in the areas of payments, online lending, personal financial management (PFM), robot-advisors, insurance, investmentservices, p2p marketplaces, and cryptocurrencies. It aims to grow the open banking economy by creating a platform for companies to develop new financial services and products.In 2016, Francesco Simoneschi and Luca Martinetti established TrueLayer in London, England. | $70M | Series D | Apr 08, 2021 |  |
| Koffie Financial | Koffie Labs is a digital insurer purpose-built for the next generation of trucking and transportation. | $3M | Seed | Feb 23, 2021 |  |
| TrueLayer | TrueLayer is a fintech platform utilized to build financial apps that connect to bank data, verify accounts, and access transactions in real-time.It uses its toolkit to develop consumer and server message block (SMB) applications in the areas of payments, online lending, personal financial management (PFM), robot-advisors, insurance, investmentservices, p2p marketplaces, and cryptocurrencies. It aims to grow the open banking economy by creating a platform for companies to develop new financial services and products.In 2016, Francesco Simoneschi and Luca Martinetti established TrueLayer in London, England. | $35M | Series C | Jun 04, 2019 |  |
| Rally | Rally is an app that allows members of all income levels to buy and sell equity shares in collectible assets including sports cards & memorabilia, classic cars, graded comic books, vintage watches, wine, first edition literature, and one-of-a-kind investment-grade items from the past and present.The company is driven by a mission todemocratize alternative investments like these, providing access, liquidity, and transparency to markets that have traditionally only been available to a select few. Rally Rd. was founded in 2016 and is headquartered in New York. | $7M | Series A | Sep 27, 2018 |  |
| TrueLayer | TrueLayer is a fintech platform utilized to build financial apps that connect to bank data, verify accounts, and access transactions in real-time.It uses its toolkit to develop consumer and server message block (SMB) applications in the areas of payments, online lending, personal financial management (PFM), robot-advisors, insurance, investmentservices, p2p marketplaces, and cryptocurrencies. It aims to grow the open banking economy by creating a platform for companies to develop new financial services and products.In 2016, Francesco Simoneschi and Luca Martinetti established TrueLayer in London, England. | $7.5M | Series B | Jul 18, 2018 |  |
| TrueLayer | TrueLayer is a fintech platform utilized to build financial apps that connect to bank data, verify accounts, and access transactions in real-time.It uses its toolkit to develop consumer and server message block (SMB) applications in the areas of payments, online lending, personal financial management (PFM), robot-advisors, insurance, investmentservices, p2p marketplaces, and cryptocurrencies. It aims to grow the open banking economy by creating a platform for companies to develop new financial services and products.In 2016, Francesco Simoneschi and Luca Martinetti established TrueLayer in London, England. | $3M | Series A | Jun 21, 2017 |  |

10 of 10 investments shown.

## Co-investors
- [Connect Ventures](https://shizune.co/investors/profile/connect-ventures) — VC Fund, 3 deals together
- [Northzone](https://shizune.co/investors/profile/northzone-ventures) — VC Fund, 3 deals together
- [Visionaries Club](https://shizune.co/investors/profile/visionaries-club) — VC Fund, 2 deals together
- [2048 Ventures](https://shizune.co/investors/profile/2048-ventures) — VC Fund, 1 deal together
- [2PM, Inc.](https://shizune.co/investors/profile/2pm-inc) — VC Fund, 1 deal together
- [Addition](https://shizune.co/investors/profile/addition-7af4) — VC Fund, 1 deal together

## About Cowboy Ventures

VC Fund · Palo Alto, United States

Cowboy Ventures is a venture capital firm that focuses on early-stage investments in technology startups, primarily at the pre-seed and seed stages. The firm provides support through connections, expertise, and a community of founders to help build successful companies.

5 contacts available at Cowboy Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Jillian Williams | Principal | https://shizune.co/investors/profile/jillian-williams-2 |
| Aileen Lee | Founder and Managing Partner | https://shizune.co/investors/profile/aileen-lee |
| Chad Sanderson | Scout | https://shizune.co/investors/profile/chad-sanderson |
| Donna Boyer | Wrangler / Venture Scout | https://shizune.co/investors/profile/donna-boyer |
| Pooja Brown | Wrangler / Venture Scout | https://shizune.co/investors/profile/pooja-brown |

## Similar investors

### Similar stage
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- [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 Jillian Williams invest in?

Jillian Williams invests primarily in FinTech, Financial Services and Logistics startups, most often at Seed and Series A stage. Most of the 10 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 Jillian Williams last invest?

The most recent investment recorded for Jillian Williams closed in Sep 2024. Shizune tracks 10 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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