# Jason Ostheimer

> Jason Ostheimer is a seed investor at Advancit Capital (New York) backing Digital Media and Mobile. See 8 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Advancit Capital](https://shizune.co/investors/profile/advancit-capital)
- Location: New York, United States
- Total investments: 8
- Last investment: May 2021
- Lead investor: 25%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jasonostheimer
- X (Twitter): http://twitter.com/jost
- Website: https://x.com/jost

Jason Ostheimer is a seed investor at Advancit Capital in New York focused on Digital Media and Mobile. Jason is a Co-Founder and Co-Managing Partner of Advancit Capital. He also advises management at National Amusements Inc. to help identify emerging technologies that enhance the consumer experience for the company’s brands. Previously, Jason served as a Vice President at The Blackstone Group, a global investment firm.Jason currently serves on theBoard of Directors of Known, a modern marketing company that uses data science, strategy, and world-class creativity for top brands. He graduated summa cum laude from the University of Pennsylvania where he received a B.S. in Economics from The Wharton School with a concentration in Finance. Jason is involved with several charitable organizations and currently serves as a Director of the Board of the Gift of Life.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Digital Media | 2 | 25% |
| Mobile | 1 | 13% |
| FinTech | 1 | 13% |
| Lifestyle | 1 | 13% |
| Messaging | 1 | 13% |

16 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 38% |
| Series A | 1 | 13% |
| Series B | 1 | 13% |
| Series C | 1 | 13% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Sanctuary | Sanctuary is a mystical products and services company that provides illuminating experiences to millennials. Sanctuary’s daily horoscopes, planetary transits, and real-time chart readings are written and performed by professional astrologers. Sanctuary’s offerings provide members with a full spectrum of cosmic insights. | $3M | Seed | May 10, 2021 |  |
| Public | Public.com is the fractional investing platform where members build modern portfolios of stocks & ETFs, crypto & NFTs, art & collectibles. | $65M | Series C | Dec 15, 2020 |  |
| Public | Public.com is the fractional investing platform where members build modern portfolios of stocks & ETFs, crypto & NFTs, art & collectibles. | $15M | Series B | Mar 02, 2020 |  |
| Sanctuary | Sanctuary is a mystical products and services company that provides illuminating experiences to millennials. Sanctuary’s daily horoscopes, planetary transits, and real-time chart readings are written and performed by professional astrologers. Sanctuary’s offerings provide members with a full spectrum of cosmic insights. | $2M | Seed | Oct 01, 2019 |  |
| Public | Public.com is the fractional investing platform where members build modern portfolios of stocks & ETFs, crypto & NFTs, art & collectibles. | $6.5M | Series A | Mar 27, 2019 |  |
| ROAM | ROAM is a global community for the next generation adventurer. | $2.1M | Seed | Nov 02, 2018 |  |
| Sanctuary | Sanctuary is a mystical products and services company that provides illuminating experiences to millennials. Sanctuary’s daily horoscopes, planetary transits, and real-time chart readings are written and performed by professional astrologers. Sanctuary’s offerings provide members with a full spectrum of cosmic insights. | $1.5M | Seed | Dec 07, 2017 |  |
| Lua | Lua specializes in powering HIPAA compliant messaging for the healthcare industry. It offers a mobile coordination solution that provides immediate access to the people and information needed to get a job done, anywhere. The company was founded in 2011 and is headquartered in New York, New York. | $2.5M | Seed | Jul 01, 2012 |  |

8 of 8 investments shown.

## Co-investors
- [Greycroft](https://shizune.co/investors/profile/greycroft) — VC Fund, 6 deals together
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 3 deals together
- [KEC Ventures](https://shizune.co/investors/profile/kec-ventures) — VC Fund, 3 deals together
- [Able Partners](https://shizune.co/investors/profile/able-partners) — VC Fund, 2 deals together
- [Bossa Invest](https://shizune.co/investors/profile/bossanova-investimentos) — VC Fund, 2 deals together
- [Uncommon Denominator](https://shizune.co/investors/profile/uncommon-denominator-vc) — VC Fund, 2 deals together

## About Advancit Capital

VC Fund · Norwood, United States

Advancit Capital is an early-stage investment firm focused on media, entertainment, and technology companies. The firm seeks the opportunity to form long-term partnerships with talented, focused, and driven entrepreneurs. With its strategic and industry expertise, Advancit Capital provides value-added resources at the critical growth stages ofcompanies.

3 contacts available at Advancit Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Jason Ostheimer | Co-Founder and Partner | https://shizune.co/investors/profile/jason-ostheimer |
| Jonathan Miller | Partner | https://shizune.co/investors/profile/jonathan-miller |
| Shari Redstone | Co-Founder & Managing Partner | https://shizune.co/investors/profile/shari-redstone |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [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 Jason Ostheimer invest in?

Jason Ostheimer invests primarily in Digital Media, Mobile and FinTech startups, most often at Seed and Series A stage. Most of the 8 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 Jason Ostheimer last invest?

The most recent investment recorded for Jason Ostheimer closed in May 2021. Shizune tracks 8 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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