Cozen O’Connor: Padilla, Calli Jo

Calli Jo Padilla



(215) 665-6938

(215) 253-6777

Calli Padilla concentrates her practice in complex commercial and business litigation, casualty defense, construction litigation, and catastrophic tort matters. She represents both individuals and entities in a wide variety of disputes in both state and federal courts throughout the country. Calli has secured numerous dismissals, judgments, and favorable settlements for her individual and corporate clients. 

Calli also draws on her litigation experience to provide representation and valuable guidance to individuals and corporations who are subjects of government investigations and facing potential criminal exposure. In this role, Calli also conducts internal investigations and assists companies in developing and implementing compliance programs. 

Calli is a hiring partner at the firm and is actively involved in summer associate and lateral recruiting and in the mentoring of junior associates. She is also an active member of the firms’ Women’s Initiative and is the former chair of the firm’s Associates Committee. Active in pro bono and community work, Calli currently serves on the Eastern District of Pennsylvania’s Attorney Panel for Pro Se Prisoner Civil Rights Cases and does work with the Pennsylvania Innocence Project and the Support Center for Child Advocates.

Calli graduated from Princeton University with a degree in politics, where she served as the captain of the women’s varsity softball team. Calli received her law degree, cum laude from the Villanova University School of Law. While at Villanova, she was a member of the Villanova Law Review serving as both a staff writer and a managing editor. In addition, Calli participated in the Civil Justice Clinic, worked as a research and teaching assistant, and served as president of the Women’s Law Caucus. Prior to joining the firm as an associate, Calli participated in the firm’s Summer Associate Program. 



Fifty-four Cozen O’Connor Attorneys Named 2018 Pennsylvania Super Lawyers and Rising Stars

June 12, 2018

Super Lawyers has named 54 Cozen O'Connor attorneys to its 2018 Pennsylvania Super Lawyers and Rising Stars lists.

Cozen O'Connor and Pennsylvania Innocence Project Team Up to Clear Innocent Man Imprisoned for Murder

May 21, 2018

Congratulations to Vince McGuinness, Hayes Hunt, Dylan Alper, Calli Padilla, and Art Fritzinger, all of the Philadelphia office, for their successful advocacy for Dontia Patterson who served over a decade in prison for a crime he did not commit.

17 Cozen O'Connor Attorneys Awarded Pro Bono Service Awards by First Judicial District of PA

October 29, 2015

The judges of the First Judicial Distrct of PA will present pro bono service awards to 17 Cozen O'Connor attorneys who have handled pro bono matters this year in FJD courts.


Protecting Your Company From Privacy Breaches Begins Now [The Legal Intelligencer]

August 05, 2015

Jason Bonk and Calli Jo Padilla discuss the importance of implementing, enforcing and training on policies reflecting the best practices to protect companies against the increasing threat of cyberhacking and privacy breaches.

What In House Counsel Need to Know About Work Place Bullying [The Legal Intelligencer]

October 17, 2012

We all remember the adolescent bully who made grade school and high school an unbearable experience for many. But what happens when your playground nemesis grows up to become your co-worker, or even worse, your boss?

How to Negotiate a Merger: Delaware Case Presses for Answer [The Legal Intelligencer]

September 07, 2012

An interesting case is unfolding in Delaware Chancery Court. The case was brought by the shareholders of El Paso Cop. against the El Paso board and its banker, Goldman Sachs, and it involves the $23 billion merger between El Paso and Kinder Morgan.

Practical Approaches to Avoid Medical Device Sales Representative Liability [ABA TIPS Medicine & Law Committee Newsletter]

May 02, 2012

Practical Approaches to Avoid Medical Device Sales Representative Liability - ABA TIPS Medicine & Law Committee Newsletter - Because of numerous advances in science and technology, the medical sector has seen dramatic growth in the use of medical devices to treat patients. In many cases the devices are complex and dynamic, therefore, manufacturers and physicians have recognized the need to have a sales representative present during their surgical implantations. Beyond merely observing a surgical procedure, sales representatives are often called upon to assist the physician with the proper...


  • Villanova University School of Law, J.D., cum laude, 2011
  • Princeton University, B.A., 2007
  • New Jersey
  • Pennsylvania
  • U.S. District Court -- Eastern District of Pennsylvania
  • U.S. District Court -- New Jersey
  • U.S. Supreme Court
  • U.S. Court of Appeals for the Third Circuit