# Chuck Cullen

> Chuck Cullen is a Series B investor at Grotech Ventures (Hunt Valley) backing Software and SaaS. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Grotech Ventures](https://shizune.co/investors/profile/grotech-ventures)
- Location: Hunt Valley, United States
- Total investments: 4
- Last investment: Sep 2014
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/chuck-cullen-8251985

Chuck Cullen is a General Partner and CFO at Grotech Ventures. He attended Northwestern University - Kellogg School of Management, Notre Dame Law School, and the University of Notre Dame.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 50% |
| SaaS | 1 | 25% |
| Fitness | 1 | 25% |
| Medical | 1 | 25% |
| Wellness | 1 | 25% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 50% |
| Series A | 1 | 25% |
| Funding Round | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| WiserTogether | WiserTogether’s personalized healthcare treatment comparison software enables consumers to choose the right treatment – most effective in the outcome, most personally suitable, and most cost-effective and affordable. The result is improved health and improved costs for consumers, their employers, payers, and providers. The company serves over 3million people through their employers and health plans. It was founded in 2008 and is based in Washington, District of Columbia. | $9M | Series B | Sep 24, 2014 |  |
| WiserTogether | WiserTogether’s personalized healthcare treatment comparison software enables consumers to choose the right treatment – most effective in the outcome, most personally suitable, and most cost-effective and affordable. The result is improved health and improved costs for consumers, their employers, payers, and providers. The company serves over 3million people through their employers and health plans. It was founded in 2008 and is based in Washington, District of Columbia. | $750K |  | Aug 01, 2013 |  |
| WiserTogether | WiserTogether’s personalized healthcare treatment comparison software enables consumers to choose the right treatment – most effective in the outcome, most personally suitable, and most cost-effective and affordable. The result is improved health and improved costs for consumers, their employers, payers, and providers. The company serves over 3million people through their employers and health plans. It was founded in 2008 and is based in Washington, District of Columbia. | $3M | Series A | Oct 17, 2011 |  |
| OpenQ | OpenQ enables social and mobile collaboration to create competitive advantage while overcoming regulatory compliancechallenges and legal risk exposure. OpenQ is a cloud-based technology and validated-data provider with the largestsuite of solutions for regulated industries. Our products help life sciences, health care, financial services andconsumerorganizations recognize the value of customer collaboration while remaining secure. The company offers award-winning, efficient and effective solutions for social compliance, compliant content management and key stakeholder engagement. Headquartered in New York City, OpenQ has a growing client list that spans the globe, including Global Fortune 500 companies, healthcare organizations andearly stage biotech companies. OpenQ invests heavily in product development, adapting to meet the changing needs of our customers with an evolutionary, continuous improvement approach. Our modular solutions work as Software-as-a-Service (SaaS) and Data-as-a-Service (DaaS) and are available on a variety of platforms. Solutions come industry-ready with policies for day-one implementation.To learn more about OpenQ’s offerings, visit http://www.OpenQ.com. Follow us on Twitter @OpenQinc, or on LinkedIn and Facebook | $5.5M | Series B | Jul 14, 2011 |  |

4 of 4 investments shown.

## Co-investors
- [Harbert Growth Partners](https://shizune.co/investors/profile/harbert-growth-partners) — VC Fund, 3 deals together
- [7wire Ventures](https://shizune.co/investors/profile/7wire-ventures) — VC Fund, 2 deals together
- [Blue Heron Capital](https://shizune.co/investors/profile/blue-heron-capital) — VC Fund, 1 deal together
- [Martin Ventures](https://shizune.co/investors/profile/martin-ventures) — VC Fund, 1 deal together
- [Merck Global Health Innovation Fund](https://shizune.co/investors/profile/merck-global-health-innovation-fund) — VC Fund, 1 deal together

## About Grotech Ventures

VC Fund · Vienna, United States

As one of the established firms in the venture industry, Grotech Ventures has built a reputation for being a collaborative, long-term partner for CEOs and entrepreneurs by aligning their definition of success with that of their partners.They initially invest between $500,000 and $5 million in high-growth technology companies, reservingsignificant capital for subsequent investments to support companies through their early and growth stages.They look to partner with entrepreneurs who have fresh ideas, breakthrough innovations, and unconventional approaches that will yield explosive growth. They believe that their ability to meaningfully contribute to a business’s development is just as important as the capital they invest. As such, they seek investment opportunities that offer them the chance to leverage the experience, insight, and network they have built since their inception in 1984. Their approach is personal and long-term, not institutional.

5 contacts available at Grotech Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Don Rainey | Venture Partner | https://shizune.co/investors/profile/don-rainey |
| Steve Fredrick | General Partner | https://shizune.co/investors/profile/steve-fredrick |
| Chuck Cullen | General Partner and CFO | https://shizune.co/investors/profile/chuck-cullen |
| Darren Appanah | Vice President | https://shizune.co/investors/profile/darren-appanah |
| Frank Adams | Managing General Partner, Executive Chairman, and Founder | https://shizune.co/investors/profile/frank-adams |

## 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 Chuck Cullen invest in?

Chuck Cullen invests primarily in Software, SaaS and Fitness startups, most often at Series B and Series A stage. Most of the 4 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 Chuck Cullen last invest?

The most recent investment recorded for Chuck Cullen closed in Sep 2014. Shizune tracks 4 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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