Joseph R. Ashby

C: 213-393-6235

“It is the individual who has acted or tried to act who will not only force a decision but also have a hand in shaping it.”


Joseph R. Ashby

Joseph R. Ashby is a Partner of Pierce Sergenian LLP. He has experience with antitrust, class actions, and complex commercial matters. Mr. Ashby’s extensive class action experience includes product defect, false advertising, and wage and hour class actions.

Mr. Ashby received his J.D. from the University of Michigan Law School, where he was a member of the winning Jessup International Law Moot Court team. He was also an Associate Editor of the Michigan Law Review.

Mr. Ashby began his career as a law clerk for the Honorable Robert Holmes Bell in the Western District of Michigan. He then joined Quinn Emanuel Urquhart & Sullivan LLP, where he secured victories through trials, decisive summary judgment and pleading stage dismissal wins.



Represented a major printer manufacturer in a proposed nationwide class action alleging the manufacturer misrepresented, or failed to disclose, the ink usage of its printers. Obtained summary judgment in the manufacturer’s favor on the omissions claims and a denial of class certification on the affirmative misrepresentation claims, both of which were affirmed on appeal to the Ninth Circuit.

Represented a major consumer packaged goods manufacturer in an antitrust action involving an alleged conspiracy to exclude competition in a segment of the ice cream market. Obtained summary judgment in favor of the manufacturer on the antitrust claim.

Represented a major retailer in a proposed class action alleging various violations of the California Labor Code, including failure to provide meal and rest breaks and failure to pay overtime. Obtained a denial of class certification.

Represented an automaker and several dealerships in two federal court mass actions claiming misrepresentations of the fuel economy estimates for certain vehicles. Obtained a complete dismissal before the start of discovery.