# Jack Carsten

> Jack Carsten is a Series B investor at Horizon Ventures (Los Altos) backing SaaS and Video. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Horizon Ventures](https://shizune.co/investors/profile/horizon-ventures)
- Location: Los Altos, United States
- Total investments: 5
- Last investment: Dec 2014
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jack-carsten-4304827

Jack Carsten is a Series B investor at Horizon Ventures in Los Altos focused on SaaS and Video. Jack Carsten - Managing Director @ Horizon Ventures

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 1 | 20% |
| Video | 1 | 20% |
| FinTech | 1 | 20% |
| Finance | 1 | 20% |
| Internet | 1 | 20% |

13 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 40% |
| Series C | 1 | 20% |
| Series D | 1 | 20% |
| Series E | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| IdentityMind | IdentityMind, creator of Trusted Digital Identities (TDIs), offers a SaaS platform for online risk management and compliance automation. We help companies reduce client onboarding fraud and transaction fraud, and improve AML, sanctions screening, and KYC. IdentityMind continuously builds, validates and risk scores digital identities through eDNA™technology to ensure global business safety and compliance from customer on-boarding and throughout the customer lifecycle. We securely track the entities involved in each transaction (e.g. consumers, merchants, cardholders, payment wallets, alternative payment methods) to build payment reputations, and allow companies to identify and reduce potential fraud, evaluate merchant account applications, onboard accounts, enable identity verification services, and identify potential money laundering. | $8.5M | Series B | Dec 11, 2014 |  |
| NuCore | Nucore Technology is a developer of digital and analog imaging devices for cameras and video cameras. The company has 72 employees. Nucore Technology, founded in May 1997, has undergone five rounds of equity financing amounting to US$84 million, the company's Web site says. | $25M | Series E | Sep 29, 2004 |  |
| NuCore | Nucore Technology is a developer of digital and analog imaging devices for cameras and video cameras. The company has 72 employees. Nucore Technology, founded in May 1997, has undergone five rounds of equity financing amounting to US$84 million, the company's Web site says. |  | Series D | Feb 19, 2003 |  |
| NuCore | Nucore Technology is a developer of digital and analog imaging devices for cameras and video cameras. The company has 72 employees. Nucore Technology, founded in May 1997, has undergone five rounds of equity financing amounting to US$84 million, the company's Web site says. |  | Series C | Jun 04, 2001 |  |
| NuCore | Nucore Technology is a developer of digital and analog imaging devices for cameras and video cameras. The company has 72 employees. Nucore Technology, founded in May 1997, has undergone five rounds of equity financing amounting to US$84 million, the company's Web site says. |  | Series B | Apr 16, 2000 |  |

5 of 5 investments shown.

## Co-investors
- [Sigma Partners](https://shizune.co/investors/profile/sigma-partners) — VC Fund, 2 deals together
- [Benhamou Global Ventures](https://shizune.co/investors/profile/benhamou-global-ventures) — VC Fund, 1 deal together
- [Chase Capital Partners](https://shizune.co/investors/profile/chase-capital-partners) — VC Fund, 1 deal together
- [Cybernaut Venture Capital](https://shizune.co/investors/profile/cybernaut-venture-capital) — VC Fund, 1 deal together
- [Fortress Investment Group](https://shizune.co/investors/profile/fortress-investment-group) — VC Fund, 1 deal together
- [Fort Ross Ventures](https://shizune.co/investors/profile/fortross-ventures) — VC Fund, 1 deal together

## About Horizon Ventures

VC Fund · Los Altos, United States

Horizon Ventures is a California based venture capital firm specialized in early- and late-stage investments.

5 contacts available at Horizon Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| George Schneer | Venture Partner | https://shizune.co/investors/profile/george-schneer |
| Art Reidel | Managing Director | https://shizune.co/investors/profile/art-reidel |
| Ash Dhar | Venture Partner | https://shizune.co/investors/profile/ash-dhar |
| Doug Tsui | Team Member | https://shizune.co/investors/profile/doug-tsui |
| Jack Carsten | Managing Director | https://shizune.co/investors/profile/jack-carsten |

## Similar investors

### Similar stage
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund
- [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund

## FAQ

### What does Jack Carsten invest in?

Jack Carsten invests primarily in SaaS, Video and FinTech startups, most often at Series B and Series C stage. Most of the 5 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 Jack Carsten last invest?

The most recent investment recorded for Jack Carsten closed in Dec 2014. 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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