# Zachary Slayback

> Zachary Slayback is a pre-seed investor at 1517 Fund (Pittsburgh) backing Retail and Internet. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [1517 Fund](https://shizune.co/investors/profile/1517-fund)
- Location: Pittsburgh, United States
- Total investments: 2
- Last investment: Sep 2022
- Lead investor: 100%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/zslayback/
- X (Twitter): https://twitter.com/zslayback
- Website: https://x.com/zslayback

Zachary Slayback is a pre-seed investor at 1517 Fund in Pittsburgh focused on Retail and Internet. Zak is a career & communications expert whose content has been highlighted or featured in Fast Company, Business Insider, The Muse, Newsweek, and the New York Observer. He was an early team member at the startup apprenticeship company Praxis, where he was charged with recruiting new business partners and placing apprentices. He left theUniversity of Pennsylvania in 2014 after pursuing a major in Philosophy.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Retail | 1 | 50% |
| Internet | 1 | 50% |
| E-Commerce | 1 | 50% |
| Marketplace | 1 | 50% |
| Biotechnology | 1 | 50% |

6 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Lactiga | Lactiga is an award-winning, venture-backed biotherapeutics company developing novel biologics to treat and prevent infections with a focus on improving the quality of life in patients with Primary Immunodeficiency Diseases. We are unlocking the full therapeutic value of human milk to battle even the world’s most dangerous pathogens. | $1.3M | Pre-Seed | Sep 21, 2022 |  |
| Invidica | Invidica disrupts the way new marketplace sellers engage on marketplaces. | $1M | Pre-Seed | Dec 01, 2020 |  |

2 of 2 investments shown.

## Co-investors
- [500 Global](https://shizune.co/investors/profile/500-startups) — VC Fund, 1 deal together

## About 1517 Fund

VC Fund · San Francisco, United States

1517 supports teams with pre-seed and seed funding for technology startups. Their focus is on makers, hackers, and scientists interested in working outside tracked institutions because we believe that the path geared towards higher education is not for all. They motivate people to work on what they’re passionate about, to learn by doing, and tocreate new technologies.

5 contacts available at 1517 Fund.

| Name | Title | Profile |
| --- | --- | --- |
| Nick Arnett | Principal | https://shizune.co/investors/profile/nick-arnett |
| Danielle Strachman | Founder & General Partner | https://shizune.co/investors/profile/danielle-strachman |
| Michael Gibson | Founder and General Partner | https://shizune.co/investors/profile/michael-gibson-4 |
| Shayanne Wright | Scholar in Residence | https://shizune.co/investors/profile/shayanne-wright |
| Zachary Slayback | Principal | https://shizune.co/investors/profile/zachary-slayback |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund

## FAQ

### What does Zachary Slayback invest in?

Zachary Slayback invests primarily in Retail, Internet and E-Commerce startups, most often at Pre-Seed stage. Most of the 2 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 Zachary Slayback last invest?

The most recent investment recorded for Zachary Slayback closed in Sep 2022. Shizune tracks 2 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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