Susan M. Unger - Administrative Assistant
T: 484.344.5330
Catherine R. Reed - Paralegal
T: 484.344.5328

Bryan W. Petrilla is a partner practicing in the area of complex litigation. A significant portion of his practice involves representing insurers with respect to a wide range of coverage issues and disputes throughout the country, including those arising from mass tort, asbestos claims, professional liability/errors and omissions, workers compensation and employer liability, cyber and technology, construction defect and first-party claims. Bryan has litigated coverage disputes in bench and jury trials in state and federal courts throughout the country. He has been admitted pro hac vice in numerous jurisdictions and handled matters in Alabama, California, Connecticut, Delaware, Florida, Louisiana, Nebraska, New Jersey, Nevada, Ohio and Pennsylvania. Bryan previously represented policyholders, an experience that provides him with additional insight during his representation of insurers. In addition to insurance coverage, Bryan has represented clients in commercial litigation and liability defense matters and sits as an arbitrator for the Montgomery County Court of Common Pleas.

Professional Experience

Bryan was a Member of the Global Insurance Group of Cozen O’Connor from 2010 to 2013. Prior to that, he worked in the Insurance Recovery Group of Reed Smith, LLP and at Anderson Kill & Olick, P.C. Bryan also clerked for Magistrate Judge David R. Strawbridge, United States District Court for the Eastern District of Pennsylvania.


Bryan earned his J.D., magna cum laude from Villanova University School of Law where he was made a member of the Order of the Coif for high attainments in the study of law. He earned his undergraduate degree in politics from Washington and Lee University.

Primary Practice Areas

Bad Faith


Complex Litigation


Construction Defect




First Party Coverage


Third Party Coverage

Additional Practice Areas
  • Abestos Liability
  • Additional Insureds
  • Allocation
  • Business Interruption
  • Climate and Energy
  • Long Tail Claims
  • Rescission and Fraud
  • Technology Coverage
  • Umbrella and Excess Coverage
Representative Matters

R.T. Vanderbilt Co., Inc. v. Hartford Accident & Indemnity Co., et al., Connecticut Superior Court, Judicial District of Waterbury, Complex Litigation Dep’t (served as trial counsel for 28 insurers in coverage dispute involving underlying asbestos, silica and talc-related claims, obtaining successful trial verdict finding policyholder self-insured for 22 year period)

Evraz Claymont Steel, Inc., et al. v. Harleysville Mut. Ins. Co., Superior Court of Delaware, New Castle County (obtained summary judgment ruling regarding applicability of additional insured endorsement arising from construction accident)

KAAPA Ethanol, LLC v. Affiliated FM Ins. Co., United States District Court for the District of Nebraska (obtained favorable jury trial verdict involving insurance coverage claim for repair of collapsed ethanol tanks)

Bar Memberships & Court Admissions
  • Pennsylvania
  • New Jersey
  • New York
  • U.S. District Court for the District of New Jersey
  • U.S. District Court for the Eastern District of Pennsylvania
Professional Affiliations and Professional Organizations
  • American Bar Association
  • Pennsylvania Bar Association
  • Montgomery County Bar Association
Speaking Engagements and Published Works

New Jersey Answers Critical Question Regarding Coverage For Faulty Workmanship (Insurance Coverage Alert), August 5, 2016

Reservation of Rights/Bad Faith Issues, (Client Seminar), November 2015

New York Appellate Court Rules Named Insured Does Not Need to be at Fault to Trigger Additional Insured Endorsement (Insurance Coverage Alert), August 14, 2015

Fourth Circuit Holds Standard AI Endorsement "Plainly Lacks" Vicarious Liability Limitation (Insurance Coverage Alert), June 15, 2015

Pennsylvania Supreme Court Allows Assignment of Statutory Bad Faith Claims (Insurance Coverage Alert), December 23, 2014

DELVACCA: Cyber, Technology and Privacy Claims: The Next Generation of Property and Third Party Loss, November 1, 2011

“Anonymous” Hacks Sony PlayStation Network: The Increasing Importance of Obtaining Cyber Security Insurance Coverage, [Insurance Coverage Alert!] May 10, 2011

15th Annual Insurance Institute, PA Bar Institute: Intellectual Property Insurance Issues, Faculty Member, Philadelphia, PA April 7, 2011

Excess/Umbrella Insurance Issues , [Client Seminar] December 8, 2010

Pennsylvania Supreme Court Rejects Reimbursement of Defense Costs While Tenth Circuit Finds Support Under Colorado Law, [Insurance Coverage Alert!] September 22, 2010

Recent Developments in Property Insurance Coverage Litigation , [Tort Trial & Insurance Practice Law Journal], Volume 44, Number 2 (Winter 2009) December 01, 2009

Do Not Overlook the End Result: Finding Coverage Under Ensuing and Resulting Loss Provisions, [Coverage], Volume 18, Number 5, Published by Lexus Nexus September 30, 2008

It’s Alive! Resurrecting Coverage for Property Damage Through an Ensuing Loss Provision, [Legal Intelligencer, Real Estate supplement], June 25, 2007