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Marcy G. Geller

Partner, Simpson Thacher & Bartlett

New York, NY

Marcy G. Geller is a partner at Simpson Thacher & Bartlett in New York, working on fund formation, private credit funds and real estate funds; in practice since 1997.

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

Overview

Office
New York, NY
Experience
In practice since 1997 · 29 years
Main practice
Fund formation

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

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

Practice

  • Fund formationthe practice the bio leads with

    From the bio
    “She advises private equity clients on tax matters related to formation of funds, including real estate opportunity and credit funds”

  • Private credit funds

    From the bio
    “She advises private equity clients on tax matters related to formation of funds, including real estate opportunity and credit funds”

  • Real estate funds

    From the bio
    “She advises private equity clients on tax matters related to formation of funds, including real estate opportunity and credit funds”

  • Fund tax

    From the bio
    “Co-Head of the Firm's Tax Practice, Marcy Geller advises clients on tax aspects of a wide range of matters, including private investment fund formation”

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

Experience

In practice since 1997 · 29 years

Based on: J.D., New York University School of Law, 1997.

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

Education and admissions

Education
  • New York University School of Law, LL.M. (2000)
  • New York University School of Law, J.D. (1997)
  • University of Pennsylvania, B.S. (1994)
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 stblaw.com, as of Oct 24, 2026.

Colleagues at Simpson Thacher & Bartlett

All 58

Fund Lawyers in New York at other firms

All 844

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

  • Stuart Alter

    MilbankPractices in common: fund formation, private credit funds

  • Philippe Benedict

    McDermott Will & SchultePractices in common: fund formation, private credit funds

  • Jean M. Bertrand

    Proskauer RosePractices in common: fund formation, private credit funds

  • Erin Cleary

    Debevoise & PlimptonPractices in common: fund formation, private credit funds

  • Kevin Colan JR

    Lowenstein SandlerPractices in common: fund formation, private credit funds

  • Robert Frastai

    Weil, Gotshal & MangesPractices in common: fund formation, private credit funds

Questions about Marcy G. Geller

What does Marcy G. Geller work on?

Simpson Thacher & Bartlett’s bio of Marcy G. Geller leads with fund formation, and also lists private credit funds, real estate funds and fund tax.

Where is Marcy G. Geller based?

In Simpson Thacher & Bartlett’s New York office.

How long has Marcy G. Geller practised?

Since 1997, 29 years, going by the bio (J.D., New York University School of Law, 1997).

Where did Marcy G. Geller study?

New York University School of Law and University of Pennsylvania.

Where is Marcy G. Geller admitted to practise?

The bio lists New York.

How can I contact Marcy G. Geller?

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