Nicole Callan



Nicole Callan is an associate who focuses on antitrust and competition matters.

Ms. Callan previously worked as a summer associate at WilmerHale in 2013. She also served as a judicial intern in the US District Court for the District of Columbia and as a summer associate at a law firm in Philadelphia.

Prior to entering law school, Ms. Callan served as a special assistant at the Consumer Financial Protection Bureau and as an assistant to Chair Elizabeth Warren at the Congressional Oversight Panel for the Troubled Asset Relief Program. She also interned in the office of Senator Hillary Rodham Clinton.

Publications & News


August 10, 2017

DC Lawyers Support Record-Breaking Legal Aid Fundraising Campaign

Lawyers in WilmerHale's Washington DC office raised $135,000 for the Legal Aid Society of the District of Columbia's annual Generous Associates Campaign, a fundraiser run by associates at DC law firms each summer.

April 7, 2017

A Hitchhiker’s Guide to Antitrust and Intellectual Property Guidelines

In this article, published in the American Bar Association's Antitrust, Vol. 31, No. 2, Spring 2017 edition, authors Hartmut Schneider, Sarah Licht, and Nicole Callan discuss common principals between Antitrust and IP, "Secondary Guidance" and practice developments.

October 27, 2016

Energy Sector Alert Series: Antitrust and Acquisition of Partial Ownership Interests—What Energy Companies Should Know

Antitrust enforcers are increasingly scrutinizing transactions that result in partial ownership in competitors. This interest in partial acquisitions is particularly relevant in the energy sector, where the costs for developing large energy projects are high, and partial ownership can be used to spread risk and limit exposure.

May 1, 2016

Antitrust and Intellectual Property Guidelines: The “Common Core” And Beyond

Hartmut Schneider, Sarah Licht and Nicole Callan explore a "common core" of antitrust and IP principles that are addressed in many of the major IP/antitrust guidelines in this newsletter published by the American Bar Association Section of Antitrust Law Intellectual Property Committee.

April 1, 2015

Antitrust Liability for Product Hopping: A Look at Recent Decisions

In this article published in the Spring 2015 edition of Public Domain, the ABA Section of Antitrust Law Intellectual Property Committee newsletter, Nicole Callan discusses "product hopping," a practice in which brand manufacturers launch a new version of a successful drug before generic drug companies can enter the market with generic versions.

Community Involvement

As a member of the Junior League of Washington, Ms. Callan works with Bright Beginnings, a Washington DC nonprofit that provides free, year-round childcare to homeless children.


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JD, magna cum laude, Georgetown University Law Center, 2014, Order of the Coif, Executive Articles Editor, Georgetown Law Journal

BA, magna cum laude, New York University, 2009, Phi Beta Kappa

Bar Admissions

District of Columbia

New York

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