Robert John O'Brien: Lawyer with Cohen Seglias Pallas Greenhall & Furman PC

Robert John O'Brien


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Experience & Credentials

Practice Areas

  • Construction
  • Commercial Litigation
Contact InfoTelephone: 215.564.1700
Fax: (215) 564-3600
University University of Michigan, B.A., Phi Beta Kappa
Law SchoolGeorgetown University Law Center, J.D.
AdmittedPennsylvania; Supreme Court of the Commonwealth of Pennsylvania; United States District Court for the Eastern District of Pennsylvania


•Philadelphia Bar Association - Young Lawyers Divison
•Alumni Association of the University of Michigan
•National Multiple Sclerosis Society of the Greater Delaware Valley
•Young Professionals Network of the Greater Philadelphia Chamber of Commerce (YPN)


ROBERT JOHN O'BRIEN is an Associate at Cohen Seglias Pallas Greenhall & Furman PC and a member of the Construction Group. Robert focuses his practice on complex commercial and construction litigation.

Robert concentrates on representing and guiding clients through the litigation process. He has represented corporations, general contractors, subcontractors, manufacturers, insurance companies, and material suppliers in multiple jurisdictions during all aspects of trial and alternative dispute resolution, from pre-complaint and discovery through verdict or settlement, as well as post-trial motions and appeals. In addition, Robert regularly assists owners, contractors, and design-builders with bid protests, injunctions, bond claims, and mechanics' liens.

Robert is a regular contributor to the Firm's newsletter, Construction in Brief , as well as the Firm's construction blog, Construction Law Signal.

Prior to joining Cohen Seglias, Robert worked as a judicial law clerk for the Honorable Linda K. M. Ludgate. During law school, he served as a law clerk at the United States Sentencing Commission and the Investigations Office of the U.S. Senate Committee on Health, Education, Labor and Pensions. He has clerked in the general counsel's office of a large labor union and participated in Georgetown's Federal Legislation Clinic.

In 2014, Robert was inducted into the Leaders Circle of the National Multiple Sclerosis Society, Greater Delaware Valley Chapter. Robert has served as the youngest member of the Executive Committee of the Pennsylvania Democratic Party. In 2004, Robert was elected the youngest delegate in the United States to the Democratic National Convention. Robert is also a proud member of the Alumni Association of the University of Michigan.

News & Publications

•Up in the Air: Drones and the future of the construction job site
Construction in Brief: 2015 Volume 4
•Dealing with Experts - What You Should Know
Construction In Brief: Winter 2012
•Habitat for Humanity
June 2012
•Cohen Seglias Grows Construction and Federal Contracting Groups
February 12, 2012


•Are Apps Taking Over the Construction Industry?
August 14, 2013

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Office Information

Robert John O'Brien

30 South 17th Street
PhiladelphiaPA 19103


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