# Barry Rubenstein

> Barry Rubenstein is a Series A investor at Wheatley Partners backing Software and Training. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Wheatley Partners](https://shizune.co/investors/profile/wheatley-partners)
- Location: Great Neck, United States
- Total investments: 3
- Last investment: May 2014
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/barry-rubenstein-5081b884

Barry Rubenstein is a Series A investor at Wheatley Partners in Great Neck focused on Software and Training. Barry Rubenstein is the Advisory Board Member of Counterview Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 100% |
| Training | 1 | 33% |
| Marketing | 1 | 33% |
| Network Security | 1 | 33% |
| Digital Marketing | 1 | 33% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 33% |
| Funding Round | 1 | 33% |
| Private Equity | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| NotaryAct | NotaryAct, a New York-based provider of a cloud notary journal solution, |  | Series A | May 27, 2014 |  |
| Certpoint Systems | CERTPOINT Systems Inc. provides corporate training software and solutions primarily in North America, Europe, and the Middle East. It offers VLS Suite that combines Learning Management Systems that manage learning activities, such as registration, scheduling, and reporting; Learning Content Management Systems, which manage learning content; andCERTPOINT On-Demand, an e-learning solution for small to medium size businesses and business units of large enterprises. The company's VLS Suite also includes Content Creator that enables companies to create and manage knowledge content formatted in shareable learning objects; Administrator, a Web-enabled comprehensive system that manages online and offline knowledge activities; Learning Portal that provides feedback, evaluation, and assessments; and Competency Manager, which allows clients to manage general organizational competence, as well as product-brand competence in the enterprise. In addition, it offers course development, graphics consulting, instructional design consulting, content creator mentoring, and instructional design workshop services. The company's products and services enable businesses to deliver product and service knowledge in learning, sales, marketing, and customer support channels. It serves enterprises in various industries, including appliances and tools, automotive, energy, finance, food and hospitality, government, insurance, manufacturing, medical, and retail sales. CERTPOINT Systems Inc. was formerly known as Vuepoint Corporation and changed its name to CERTPOINT Systems Inc. in June 2007. The company was founded in 1996 and is based in Roslyn Heights, New York. |  |  | Nov 29, 2011 |  |
| Network-1 | Network-1 is focused on the acquisition, development, licensing and general enforcement of its intellectual property portfolio. We identify and acquire intellectual property from companies and inventors and implement industry-wide licensing programs on reasonable terms to enable widespread adoption. In this manner, Network-1 is able to maximize thevalue of the technologies and generate returns for the inventor's research and development investments.Inventors and firms that sell their intellectual property to Network-1 may retain a stake in the royalties generated by our licensing efforts. This enables them to protect and monetize their technology without the considerable expense and effort required to enforce intellectual property rights. Our goal is to maximize the value of our portfolio for the benefit of our shareholders and partners by generating high margin licensing revenues with limited operating risk and expenses. |  | Private Equity | Dec 23, 1999 |  |

3 of 3 investments shown.

## About Wheatley Partners

VC Fund · Great Neck, United States

Wheatley Partners is a private equity firm that focuses on technology-related companies. It works with entrepreneurs to build businesses and typically supports portfolio companies at all stages of development. The target sector of the company includes information technology, business services, medical technology, healthcare, and education. Itinvests in a wide range of private companies through multiple rounds of financing.Wheatley Partners is a U.S.-based company that was founded in 1992 by Barry Fingerhut, Seth Lieber, Jonathan Lieber, Barry Rubenstein, and Irwin Lieber.

5 contacts available at Wheatley Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Barry Rubenstein | Managing General Partner | https://shizune.co/investors/profile/barry-rubenstein |
| Lawrence Wagenberg | General Partner | https://shizune.co/investors/profile/lawrence-wagenberg |
| Barry Fingerhut | General Partner, Co-founder | https://shizune.co/investors/profile/barry-fingerhut |
| Brian Rubenstein | General Partner | https://shizune.co/investors/profile/brian-rubenstein |
| David Dantzker, MD | Medical Technology Director | https://shizune.co/investors/profile/david-dantzker-md |

## 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
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Barry Rubenstein invest in?

Barry Rubenstein invests primarily in Software, Training and Marketing startups, most often at Series A and Funding Round stage. Most of the 3 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 Barry Rubenstein last invest?

The most recent investment recorded for Barry Rubenstein closed in May 2014. Shizune tracks 3 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.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co