William Olson

William Olson


Mr. Olson is an associate who primarily represents large health insurers and institutional investors in antitrust and complex commercial litigation matters in federal courts across the country.

Notable Cases:

IN RE: GSE Bonds Antitrust Litigation, No. 19-1704 (S.D.N.Y.): Lowey Dannenberg serves as co-lead counsel in a class action against 16 of the world’s largest banks. The litigation alleged a conspiracy to fix the prices of debt securities issued by government sponsored entities. Mr. Olson was part of a team which to date has obtained over $386 million in settlement proceeds.

IN RE: Fedloan Student Loan Servicing Litigation, No. 18-02833 (E.D.P.A): Lowey Dannenberg serves as co-lead counsel representing a proposed class of borrowers of federal student loans owned or guaranteed by the federal government in litigation against the Department of Education, the Secretary of Education, and one of the Department’s student loan servicers. Plaintiffs’ allege the Department, in conjunction with its loan servicer, failed to administer three federal loan programs designed to make higher education more accessible and affordable.

IN RE: Ranbaxy Generic Drug Application Antitrust Litig., No. 19-10274, (D. Mass.) Mr. Olson represents a proposed class of plaintiffs in litigation against the pharmaceutical company Ranbaxy. The suit alleges Ranbaxy perpetrated a racketeering conspiracy aimed at blocking competitors from bringing generic versions of 3 popular pharmaceuticals to market.

Blue Cross Blue Shield Association et al. v. GlaxoSmithKline LLC, No. 13-04663, (E.D.P.A): Mr. Olson was part of the team which secured a substantial settlement of the eve of trial on behalf of over 35 health insurers from across the country. . The plaintiffs alleged in their complaint that the pharmaceutical manufacturer GlaxoSmithKline sold and distributed substantial amounts of adulterated drugs manufactured in its Cidra, Puerto Rico facility. The facts underlying the complaint resulted in a $150 million-dollar criminal fine assessed by the United States Department of Justice.


During his time at Villanova University’s Charles Widger School of Law, Mr. Olson represented low-income clients as a student attorney in the Civil Justice, Farmworkers Legal Aid, and Health Law clinics. Additionally, Mr. Olson served as a Judicial Extern for The Honorable Arnold L. New in the Philadelphia Court of Common Pleas and was the Managing Editor of Outside Articles as a member of the Jeffrey S. Moorad Sports Law Journal.

Prior to joining Lowey Dannenberg, Mr. Olson served a Judicial Fellowship with The Honorable Mark A. Kearney in the United States District Court for the Eastern District of Pennsylvania. Mr. Olson is admitted to practice law in the Commonwealth of Pennsylvania, and the United States District Court for the Eastern District of Pennsylvania.


B.A. University of South Carolina (2012)

J.D. Villanova University Charles Widger School of Law (2016)

Bar/Court Admissions:

Pennsylvania and the United States District Court for the Eastern District of Pennsylvania