# David Kelleher

> David Kelleher is the Portland-based co-founder and CEO of 4G Clinical. A Duke graduate and former US Army Ranger, he previously co-founded ACME Business Consulting, acquired by North Highland in 2015. He founded 4G Clinical with longtime friend Ed Tourtellotte that same year.

- **Role:** Co-founder and CEO at 4G Clinical
- **Organizations:** 4G Clinical, ACME Business Consulting, North Highland, United States Army, Duke University
- **Education:** Bachelor of Science in Biology, Duke University, United States Army Infantry Officer Basic School, United States Army Airborne School, United States Army Ranger School
- **Known for:** Co-founded ACME Business Consulting, acquired by North Highland in 2015., Co-founded 4G Clinical in 2015., EY Entrepreneur Of The Year 2019 New England finalist alongside Ed Tourtellotte.

## Career timeline

- **1989** — Was at the Brandenburg Gate in December during his senior year of high school.
- **1994** — Graduated from Duke University with a BS in Biology.
- **2002** — Co-founded ACME Business Consulting with partners.
- **2015** — North Highland acquired ACME; its founders, including Kelleher, were appointed vice presidents.
- **2015** — Co-founded 4G Clinical with Ed Tourtellotte.
- **2019** — Named an EY Entrepreneur Of The Year New England finalist with Tourtellotte.
- **2021** — 4G Clinical announced an agreement for over $230 million in growth equity from Goldman Sachs Asset Management.
- **2023** — Recognized among Portland Business Journal Executives of the Year.

## Achievements

- Co-founded ACME Business Consulting, acquired by North Highland in 2015.
- Co-founded 4G Clinical in 2015.
- EY Entrepreneur Of The Year 2019 New England finalist alongside Ed Tourtellotte.
- Led 4G Clinical when it ranked eighth on Fast Company’s 2020 Best Workplaces for Innovators list.
- Led 4G Clinical when it ranked sixth on the 2022 Vet100 list.
- Portland Business Journal Executive of the Year honoree in 2023.

## Latest updates

- **2026-01** — Discussed applied AI, human checking, software flexibility and the company’s focus in an Onyx interview published January 20.

## Links

- Website: https://www.4gclinical.com/meet-the-team
- LinkedIn: https://www.linkedin.com/in/david-kelleher-042278

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Profile page: https://yespress.io/david-kelleher
Published by YesPress — https://yespress.io
Last updated: 2026-10-26