# Brett Jackson

> Brett Jackson is a seed investor at v1.vc (San Francisco) backing Finance and Apps. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [v1.vc](https://shizune.co/investors/profile/v1-vc)
- Location: San Francisco, United States
- Total investments: 7
- Last investment: Apr 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/brettrjackson
- X (Twitter): http://twitter.com/brettrjackson
- Website: http://www.v1.vc

Brett Jackson is a seed investor at v1.vc in San Francisco focused on Finance and Apps. Brett Jackson is the Co-Founder and Managing Partner at V1.VC.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $900k–$5.6M |
| Pre-Seed | $635k–$1.1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Finance | 2 | 29% |
| Apps | 1 | 14% |
| SaaS | 1 | 14% |
| Internet | 1 | 14% |
| Payments | 1 | 14% |

22 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 43% |
| Pre-Seed | 2 | 29% |
| Series A | 1 | 14% |
| Series B | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Ellis | Ellis is a high-tech, high-touch immigration law firm offering premier immigration support for startups and growing companies. We ensure your international hires arrive on-time, stay compliant, and feel valued from Day 1. | $5.6M | Seed | Apr 14, 2022 |  |
| Ellis | Ellis is a high-tech, high-touch immigration law firm offering premier immigration support for startups and growing companies. We ensure your international hires arrive on-time, stay compliant, and feel valued from Day 1. | $1.1M | Pre-Seed | Aug 02, 2021 |  |
| Bolt | Bolt is on a mission to democratize commerce. Bolt strengthens retailers’ relationships with their customers by unlocking secure, logged-in, lightning-fast checkouts. The company’s rapidly growing network of one-click-checkout-ready shoppers visits Bolt merchants as if they are return customers. Hundreds of retailers including, REVOLVE, Casper,Badgley Mischka, and LVMH brand Benefit Cosmetics leverage Bolt to offer their shoppers the seamless checkout experiences they’ve come to expect across the internet.Bolt was established in 2014 and is headquartered in San Francisco, California. | $68M | Series B | Jul 09, 2019 |  |
| Boundary Layer Technologies | Boundary Layer Technologies is a startup that builds high-speed container ships using hydrofoil technology. It was founded in 2018. | $2.3M | Seed | Mar 18, 2019 |  |
| MonkeyLearn | MonkeyLearn provides a simple graphical interface where users can create customized text classification and extraction analysis by training machine learning models such as sentiment analysis, topic detection, keyword extraction, and more. MonkeyLearn can be integrated with hundreds of other applications through its direct integrations and open API.All of that without the need of roping in developers or data scientists! | $635K | Pre-Seed | Apr 24, 2017 |  |
| Simple Energy | We started this company because we want to change the world and we knew the best way to do it was to get everyday people to act like they care. We motivate people to save energy. We create data-driven software that appeals to people interests and desires, informs them about their energy use and makes saving energy social, fun, and simple. We createlasting change in the way people use energy and are building a more sustainable future. | $900K | Seed | Sep 01, 2011 |  |
| madKast | Recently founded madKast makes it easy for people to share news and blog posts with others via a single click. Users just have to enter their e-mail address to get a madKast widget, which once installed, lets you share the story's URL with your contacts through e-mail, text messaging, instant messaging, or social bookmarking sites. madKastis free, and there is no registration or downloading required to get their widget. The company's founders were also involved in the creation of | $300K | Series A | Oct 05, 2007 |  |

7 of 7 investments shown.

## Co-investors
- [Castle Island Ventures](https://shizune.co/investors/profile/castle-island-ventures) — VC Fund, 2 deals together
- [Dreamers VC](https://shizune.co/investors/profile/the-dreamers-fund) — VC Fund, 2 deals together
- [The Twenty Minute VC](https://shizune.co/investors/profile/the-twenty-minute-vc) — VC Fund, 2 deals together
- [The Twenty Minute VC](https://shizune.co/investors/profile/20vc) — VC Fund, 1 deal together
- [The Twenty Minute VC](https://shizune.co/investors/profile/20vc-fund) — VC Fund, 1 deal together
- [Activant Capital](https://shizune.co/investors/profile/activant-capital) — VC Fund, 1 deal together

## About v1.vc

VC Fund · San Francisco, United States

V1.VC offers in investing in early-stage internet, B2B software, consumer, financial, crypto, and deep tech businesses. They support aspirational founders as long-term, patient capital partners. Our objective as present and previous operators is to be the investor who is most supportive of a founder.

3 contacts available at v1.vc.

| Name | Title | Profile |
| --- | --- | --- |
| Bart Lorang | Co-Founder | https://shizune.co/investors/profile/bart-lorang |
| Benny Joseph | Co-Founder & Managing Director | https://shizune.co/investors/profile/benny-joseph |
| Brett Jackson | Co-Founder and Managing Partner | https://shizune.co/investors/profile/brett-jackson-3 |

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## FAQ

### What does Brett Jackson invest in?

Brett Jackson invests primarily in Finance, Apps and SaaS startups, most often at Seed and Pre-Seed stage. Most of the 7 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Brett Jackson's check size?

Brett Jackson typically joins rounds of $900k–$5.6M at Seed and $635k–$1.1M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Brett Jackson participates in.

### When did Brett Jackson last invest?

The most recent investment recorded for Brett Jackson closed in Apr 2022. Shizune tracks 7 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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