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Dennis P. O'Reilly

Partner, Goodwin Procter

Washington, D.C.

Dennis P. O'Reilly is a partner at Goodwin Procter in Washington, D.C., working on private equity funds, venture funds and secondaries; in practice since 2009.

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Last verified Oct 24, 2026 against goodwinlaw.com. How we check

Overview

Office
Washington, D.C.
Experience
In practice since 2009 · 17 years
Represents
GPs and Sponsors

Appears in: Where Private Fund Lawyers Went to Law School, a FundOpsHQ guide that names everyone it counts.

Source: goodwinlaw.com, as of Oct 24, 2026. View the bio

Practice

  • Private equity funds

    From the bio
    “Dennis's work for private equity, growth equity and venture capital funds”

  • Venture funds

    From the bio
    “Dennis's work for private equity, growth equity and venture capital funds”

  • Secondaries

    From the bio
    “Secondary transaction firms including Southern Cross Group in its GP-led restructuring of Fund IV”

Focus

  • GP-led continuation funds
    From the bio
    “Secondary transaction firms including Southern Cross Group in its GP-led restructuring of Fund IV”
  • ESG and SFDR
    From the bio
    “Dennis's recent experience with impact investing and benefit corporations includes representing:”

Read from the practice description in the bio on goodwinlaw.com, as of Oct 24, 2026.

Experience

In practice since 2009 · 17 years

Based on: J.D., The George Washington University Law School, 2009.

Years and earlier employers as stated in the bio on goodwinlaw.com, as of Oct 24, 2026.

Education and admissions

Education
  • The George Washington University Law School, J.D. (2009)
  • Georgetown University, B.S. (2005)
Bar admissions

As the bio lists them. We do not check whether a licence is current; each state’s own lookup does.

As listed in the bio on goodwinlaw.com, as of Oct 24, 2026.

Colleagues at Goodwin Procter

All 68

Fund Lawyers in Washington, D.C. at other firms

All 215

Partners with practices in common with Dennis, most in common first.

  • Gregg S. Buksbaum

    Morgan, Lewis & BockiusPractices in common: private equity funds, venture funds

  • Luke P. Eldridge

    Davis Polk & WardwellPractices in common: private equity funds, venture funds

  • A.J. Frey

    Gibson DunnPractices in common: private equity funds, venture funds

  • Ethan Green

    Kirkland & EllisPractices in common: private equity funds, venture funds

  • David J. Greene

    Weil, Gotshal & MangesPractices in common: private equity funds, venture funds

  • Matthew W. Howard

    Kirkland & EllisPractices in common: private equity funds, venture funds

Questions about Dennis P. O'Reilly

What does Dennis P. O'Reilly work on?

Goodwin Procter’s bio of Dennis P. O'Reilly lists private equity funds, venture funds and secondaries. It says Dennis P. O'Reilly acts for sponsors (GPs).

Where is Dennis P. O'Reilly based?

In Goodwin Procter’s Washington, D.C. office.

How long has Dennis P. O'Reilly practised?

Since 2009, 17 years, going by the bio (J.D., The George Washington University Law School, 2009).

Where did Dennis P. O'Reilly study?

The George Washington University Law School and Georgetown University.

Where is Dennis P. O'Reilly admitted to practise?

The bio lists Pennsylvania, New Jersey and District of Columbia.

How can I contact Dennis P. O'Reilly?

Through the bio page on goodwinlaw.com. FundOpsHQ does not publish email addresses or phone numbers.