# Arielle Zuckerberg

> Arielle Zuckerberg is a seed investor at Long Journey Ventures backing Software. See 22 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Long Journey Ventures](https://shizune.co/investors/profile/long-journey-ventures)
- Location: San Francisco, United States
- Total investments: 22
- Last investment: Mar 2026
- Lead investor: 32%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/ariellezuckerberg/
- X (Twitter): https://twitter.com/ariellezuck?lang=en
- Website: https://x.com/ariellezuck?lang=en

Arielle Zuckerberg is a seed investor at Long Journey Ventures in San Francisco focused on Software and Information Technology. Arielle Zuckerberg the youngest sister of Facebook CEO Mark Zuckerberg, is joining Kleiner Perkins Caufield & Byers in October 2015, in a bid by the firm to inject youth and diversity into its line-up of partners. (TechCrunch)

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $750k–$15M |
| Pre-Seed | $2.1M–$3.3M |
| Series A | $10M–$60M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 4 | 18% |
| Information Technology | 4 | 18% |
| Artificial Intelligence | 4 | 18% |
| SaaS | 2 | 9% |
| Gaming | 2 | 9% |

63 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 10 | 45% |
| Series A | 7 | 32% |
| Pre-Seed | 2 | 9% |
| Angel | 1 | 5% |
| Venture - Series Unknown | 1 | 5% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 14 | 64% |
| France | 1 | 5% |
| Mexico | 1 | 5% |
| Norway | 1 | 5% |
| Finland | 1 | 5% |

6 countries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Eragon | Eragon is an AI Operating System built for companies to analyze business, connecting data, people, and processes into a single workspace. | $12M | Seed | Mar 18, 2026 |  |
| DealFlowAgent | Foundy is an end-to-end marketplace for full and secondary M&A for tech startups. JP Lewin's first-hand experience building and exiting his last tech marketplace startup provided him insight into the unnecessary inefficiencies, complexities and costs of running an M&A process. Now, using his mission-driven passion for modernising thisprocess alongside an injection of £1.25m in initial funding led by marketplace focussed VC, Fuel Ventures, JP and his team are completely modernising the M&A industry for tech startups. Foundy.com offers startups the opportunity to seamlessly connect with relevant buyers and M&A advisors as well as access the latest knowledge, tips and tools at minimal cost, hassle and time. Educational podcasts, blogs and tutorials as well as an M&A advisory directory and a valuation calculator amongst other resources are examples of ways in which Foundy strives to help founders and respective buyers to complete rewarding deals time and cost-effectively. We are extremely excited to be launching a range of products in 2022/3. We welcome you to sign up as a seller or buyer or join our newsletter via foundy.com. Feel free to reach out if you are a prospective investor or journalist interested in working with Foundy. Stay tuned. | $750K | Seed | Mar 06, 2026 |  |
| Artemis | Powered by AI, Mona Lee is the fastest, most efficient way for homeowners to go solar. Through a direct-to-consumer approach, Mona Lee’s AI-powered self-serve platform transforms the solar buying experience by eliminating non-stop solicitation calls, lengthy design and evaluation processes, and back-and-forth price negotiations that can take up toweeks. With Mona Lee, customers go from quote to scheduling their installation in minutes. Feel free to visit our website to read customer testimonials and Mona Lee solar reviews.Mona Lee was founded by a group of serial entrepreneurs with decades of experience in clean energy. The company is headquartered in Boston, MA and is proud to serve homeowners nationwide. | $6M | Venture - Series Unknown | Mar 04, 2026 |  |
| Myriad AI | Myriad AI provides a reliable and controllable AI-powered platform to put Compliance on Autopilot, enabling businesses to thrive. | $7.8M | Seed | Sep 16, 2025 |  |
| Superpower | The world's most comprehensive and convenient platform to manage your health, for life. | $30M | Series A | Apr 22, 2025 |  |
| Justpoint | Justpoint is the artificial intelligence-powered platform connecting people with the right litigation attorney and tools. Using predictive analytics rather than billboards, Justpoint brings transparency, simplicity, and credibility to the process of finding litigators in the personal injury space. For attorneys, Justpoint takes on back-office taskswhile creating efficiencies in the discovery process so they can quickly understand a claim's merit and obtain the best results. With over 1000 law firms, more than 300,000 historical claims, and operations in 33 states, Justpoint’s team of attorneys, engineers, and doctors are dedicated to increasing access to justice. For more information visit https://justpoint.com. | $45M | Series A | Feb 12, 2025 |  |
| Levels | Levels develops a health and wellness platform designed to monitor metabolic fitness. The platform tracks blood glucose in real-time, enabling users to optimize their diet and exercise. The company was founded in 2019 and is a remote-first company. | $10M | Series A | Aug 14, 2024 |  |
| Dark | Dark develops space defense technology focused on protecting satellites and addressing orbital threats. The company builds systems for space security, satellite defense, and interception of objects in orbit. | $5.9M | Seed | Apr 15, 2024 |  |
| Melengo | The easiest way to create new fashion. We use AI to automate the custom manufacturing supply chain. | $2.1M | Pre-Seed | Apr 01, 2024 |  |
| Peak | Peak provides API software that supports online child safety and helps fight child exploitation. The company was founded in 2021 and is based in New York, New York. | $3.3M | Pre-Seed | Jan 01, 2024 |  |

10 of 22 investments shown.

## Co-investors
- [TQ Ventures](https://shizune.co/investors/profile/tq-ventures) — VC Fund, 6 deals together
- [Rogue Venture Partners](https://shizune.co/investors/profile/rogue-venture-partners) — VC Fund, 4 deals together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 3 deals together
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund, 2 deals together
- [Eurazeo](https://shizune.co/investors/profile/eurazeo-com) — VC Fund, 2 deals together
- [Founders Fund](https://shizune.co/investors/profile/founders-fund) — VC Fund, 2 deals together

## About Long Journey Ventures

VC Fund · San Francisco, United States

Long Journey Ventures is an early-stage venture capital firm focused on early and new investments. It was founded in 2019 and is based in San Francisco, California, USA.

5 contacts available at Long Journey Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Jonathan Bruck | Venture Partner | https://shizune.co/investors/profile/jonathan-bruck |
| Lee Jacobs | Founder and General Partner | https://shizune.co/investors/profile/lee-jacobs |
| Pascal Levy-Garboua | Venture Partner | https://shizune.co/investors/profile/pascal-levy |
| Arielle Zuckerberg | General Partner | https://shizune.co/investors/profile/arielle-zuckerberg |
| Brian Balfour | Venture Partner | https://shizune.co/investors/profile/brian-balfour |

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## FAQ

### What does Arielle Zuckerberg invest in?

Arielle Zuckerberg invests primarily in Software, Information Technology and Artificial Intelligence startups, most often at Seed and Series A stage. Most of the 22 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 Arielle Zuckerberg's check size?

Arielle Zuckerberg typically joins rounds of $750k–$15M at Seed, $2.1M–$3.3M at Pre-Seed and $10M–$60M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Arielle Zuckerberg participates in.

### When did Arielle Zuckerberg last invest?

The most recent investment recorded for Arielle Zuckerberg closed in Mar 2026. Shizune tracks 22 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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