Justin P. O'Brien

Justin P. O'Brien

Partner
Boston

Email justin.obrien@​hoganlovells.com

Phone +1 617 371 1035

Fax +1 617 371 1037

Practice groupLitigation, Arbitration, and Employment

Justin O'Brien guides clients to solutions for their most challenging commercial disputes. He develops successful strategies to avoid litigation when possible, and to build a winning case in court when necessary.

Justin is a litigator who regularly appears in state and federal courts representing clients in civil lawsuits and government enforcement actions. He investigates, negotiates, litigates, tries, and resolves matters involving commercial fraud, professional negligence, contract and license breaches, unfair business practices, and corporate misconduct.

Justin advises public and private companies and executives in a wide variety of industries, including financial services, software, education, health care, pharmaceuticals, and medical devices. He also represents clients from the engineering, construction, telecommunications, manufacturing, and retail sectors.

Justin served as a law clerk to the Honorable Patti B. Saris on the United States District Court for Massachusetts. He also previously worked in public affairs and government and as a political campaign organizer for candidates including U.S. Senators Edward Kennedy and John Kerry.

Awards and recognitions

2014-2020

Business Litigation
Massachusetts Super Lawyers

2009-2013

Rising Star, Business Litigation
Massachusetts Super Lawyers

Education and admissions

Education

J.D., Boston College Law School, magna cum laude, Order of the Coif, 2003

B.A., Harvard University, cum laude, 1994

Memberships

American Bar Association

Boston Bar Association

Boston Bar Association and Boston Bar Foundation Joint Planning Committee

Bar admissions and qualifications

Massachusetts

Court admissions

U.S. Court of Appeals, First Circuit

U.S. District Court, District of Massachusetts

Representative experience

Defend the CEO of a financial services firm through federal civil trial where the SEC alleged federal securities law violations.

Represent a large national health care company in connection with federal court cases alleging ERISA violations.

Secured preliminary injunction on behalf of international educational corporation in a cross-border intra-corporate fraud, negligence, and governance dispute.

Represent a national financial services firm in connection with a multidistrict putative class action suit involving alleged consumer fraud.

Won summary judgment on all counts for a start-up internet company and its CEO against contract claims and alleged employment statute violations.

Defended Central Artery Project ("Big Dig") public contractor in federal and state investigations and in civil litigation with successful pretrial resolutions of all matters.*

Won jury trial for plaintiff in state Superior Court regarding multiple fraudulent transfers of financial assets.*

Defend individual in a civil action by the SEC to recover funds related to financial services fraud.

Won dismissal of three False Claims Act whistleblower cases in federal court.*

*Matter handled prior to joining Hogan Lovells.

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