# GuideStar Ventures

> GuideStar Ventures is a VC fund in New York backing Software, SaaS and Video. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: New York, United States
- Total investments: 5
- Last investment: Feb 2023
- Lead investor: 0%
- Last updated: Aug 2026

GuideStar Ventures is a venture capital firm.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.8M–$9M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 40% |
| SaaS | 1 | 20% |
| Video | 1 | 20% |
| Web Browsers | 1 | 20% |
| Cyber Security | 1 | 20% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 4 | 80% |
| Pre-Seed | 1 | 20% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Israel | 3 | 60% |
| United Kingdom | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Dig | GlossAI bridges the gap between the content created by organisations and how people consume it .Today's audiences do not have the attention span to listen to anything for an extended period of time. Even those attending events, podcasts, training sessions, and zoom calls can't keep up. At GlossAI we get smart AI video generator that canturn any single piece of content into many short videos, blog posts and more various channels and use cases. | $8M | Seed | Feb 07, 2023 |  |
| Mosaic AI | Ask-AI aggregates text-heavy company knowledge & customer communications to reveal pinpointed answers and actionable insights. | $9M | Seed | Oct 25, 2022 |  |
| LayerX | LayerX is a provider of a browser security platform that turns any browser into a secure and manageable workspace by providing real-time monitoring and governance over users’ activities on the web, protecting the enterprise's applications, data, and devices from web-borne risks. | $7.5M | Seed | Oct 03, 2022 |  |
| Unlock | End-to-end platform for corporate events, intuitively designed for non-event planners | $1.8M | Seed | Nov 01, 2021 |  |
| Unlock | End-to-end platform for corporate events, intuitively designed for non-event planners | $2M | Pre-Seed | Nov 01, 2021 |  |

5 of 5 investments shown.

## Co-investors
- [GTMfund](https://shizune.co/investors/profile/gtmfund) — VC Fund, 2 deals together
- [Kima Ventures](https://shizune.co/investors/profile/kima-ventures) — VC Fund, 2 deals together
- [La Famiglia](https://shizune.co/investors/profile/la-famiglia) — VC Fund, 2 deals together
- [97212 Ventures](https://shizune.co/investors/profile/97212-ventures) — VC Fund, 1 deal together
- [Alliance Global Partners](https://shizune.co/investors/profile/alliance-global-partners) — VC Fund, 1 deal together
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 1 deal together

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## Featured in investor lists
- [Social Network VC Funds in United Kingdom](https://shizune.co/investors/social-network-vc-funds-united-kingdom)

## FAQ

### What does GuideStar Ventures invest in?

GuideStar Ventures invests primarily in Software, SaaS and Video startups, most often at Seed and Pre-Seed stage. Most of the 5 investments tracked by Shizune back companies in Israel. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is GuideStar Ventures's check size?

GuideStar Ventures typically joins rounds of $1.8M–$9M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds GuideStar Ventures participates in.

### When did GuideStar Ventures last invest?

The most recent investment recorded for GuideStar Ventures closed in Feb 2023. Shizune tracks 5 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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