& Compliance
Investigation
& Management
Mullen Coughlin, Cybersecurity & Data Privacy
& Compliance
Investigation
& Management
Cybersecurity & Data Privacy
Mullen Coughlin LLC is a law firm uniquely dedicated exclusively to representing organizations facing data privacy events, information security incidents, and the need to address these risks before a crisis hits. Founded by John Mullen, Jennifer Coughlin, Jim Prendergast, and Chris DiIenno, our team of accessible and motivated attorneys have handled thousands of events and possess experience and talent in data breach response, regulatory investigation defense, pre-breach planning and compliance, and privacy and security litigation defense unmatched in the industry.
Meet Our Team
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Richard J. Aponte-Boyd
Partner
(267) 930-4888Richard Aponte-Boyd, a Partner at Mullen Coughlin, focuses his practice on data privacy and security incident response. Working with organizations […]
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MaryEllen T. Conroy
Partner
(267) 930-4582MaryEllen Conroy is a Partner in Mullen Coughlin’s Litigation practice. With over 30 years of experience in U.S. state and […]
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Jennifer A. Coughlin
Partner & Managing Member
(267) 930-4774Jennifer A. Coughlin is a Founding Partner of Mullen Coughlin and its Managing Member, guiding the Firm in its commitment […]
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Christopher J. DiIenno
Partner
(267) 930-4775Christopher Dilenno is a Founding Partner of Mullen Coughlin, focusing his practice on assisting organizations as they respond to, and […]
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Elizabeth R. Dill
Partner & Co-Chair, Advisory Compliance
(267) 930-5327Elizabeth (Liz) Dill, CIPP/US is a Partner at Mullen Coughlin, located in Richmond, Virginia. She focuses her practice on counseling […]
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Kevin E. Dolan
Partner & Co-Chair, Advisory Compliance
(267) 930-4861Kevin E. Dolan is a Partner at Mullen Coughlin and Co-Chair of the Firm’s Advisory Compliance practice group. As Co-Chair, […]
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Kevin M. Farrell
Partner
(267) 930-4691Kevin Farrell is a Partner at Mullen Coughlin. He represents organizations, particularly in the healthcare and life sciences industry, through […]
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Edward J. Finn
Partner
(267) 930-4776A Partner at Mullen Coughlin, Ed Finn assists organizations of all sizes with ensuring compliance with a wide variety of […]
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Brian F. Fox
Partner
(267) 930-4777Brian Fox focuses his practice on privacy and data security matters, helping clients navigate the various state, federal and international laws that govern the protection of data. When a privacy event occurs, he assists clients with locating the source of the breach, identifies affected individuals and prepares the legally required notice to individuals and regulatory officials.
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Angelina W. Freind
Partner
(267) 930-4782Angelina Freind is a Partner with Mullen Coughlin, LLC. Ms. Freind assists clients with the preparation for and response to data security incidents.
Firm News & Events
The New Privacy Frontier: Emerging Privacy Risks & Exposures
Mullen Coughlin is excited to participate in WTW’s Women in Cyber Insurance Conference this June in New Orleans. Partner Angelina Freind speaks alongside cyber industry leaders on the panel session, “The New Privacy Frontier: Emerging Privacy Risks & Exposures.”
Alongside cyber insurance professionals from WTW, Beazley, and AXIS Capital, the panel explores the latest trends in data privacy and cybersecurity law, explores associated legal and regulatory risks involved, and discusses best practices for managing high-exposure first- and third-party claims.
The Women in Cyber Insurance Conference is designed for industry women and allies to come together to foster mentorship, cultivate talent, and share best practices and insights to grow their professional and personal lives. Learn more here.
Mullen Coughlin Continues Growth of Litigation Practice with Addition of Experienced Litigator MaryEllen Conroy as Partner
Mullen Coughlin continues its growth of its Litigation practice by welcoming experienced litigator MaryEllen Conroy as a Partner. With over 30 years of litigation experience in U.S. state and federal courts nationwide, most recently as a Partner in the Philadelphia office of a full-service law firm, MaryEllen possesses significant experience in handling complex and high-exposure litigation defense matters on behalf of organizations of all sizes and from all industry sectors. At Mullen Coughlin, MaryEllen will leverage her substantial legal skills to defend organizations against data breach, data privacy, and data security claims, and provide strategic legal counsel to Firm clients. MaryEllen is based in Mullen Coughlin’s Devon, PA headquarters, and is licensed to practice in Pennsylvania, Florida, and New Jersey.
“I am flattered to have been afforded the opportunity to become a productive member of the Mullen Coughlin team, the pioneer firm specializing in data privacy and security law,” said MaryEllen. “I look forward to helping organizations navigate their complex legal needs both inside and outside of the court room.”
MaryEllen is also a court-appointed mediator for the Eastern District of Pennsylvania, having completed formal mediation training in 2016, wherein she is retained by both plaintiff and defense counsel to sit as a private mediator in catastrophic loss cases. She also has served as Judge pro tem in the County of Philadelphia for over 25 years. Prior to joining Mullen Coughlin, MaryEllen was a shareholding partner in the Philadelphia office of a law firm focusing on general liability litigation.
“MaryEllen is an exceptional attorney and a distinguished litigator whose reputation precedes her,” said Litigation Practice Group Chair Carolyn Purwin Ryan. “Her deep expertise in trial work elevates an already formidable team, bringing with her a level of skill and courtroom mastery that is truly unmatched.”
MaryEllen received her J.D. from Widener University Delaware Law School and a B.S. from Drexel University. In addition to her admission to PA, FL, and NJ, state courts, she is also licensed to practice in the U.S.D.C. for the Eastern District of Pennsylvania and the U.S. Court of Appeals for the Third Circuit.
“With her reputation, experience, and strategic insight on complex litigation matters, MaryEllen is an extraordinary addition to our 29-attorney litigation team,” said Managing Member Jennifer A. Coughlin. “With MaryEllen, Mullen Coughlin remains at the forefront of providing organizations with innovative, responsive, and unmatched counsel in the complex and ever-evolving realm of data breach and privacy litigation.”
Cyber Threat Landscape: Preparation and Remediation
Fresh off being named to Cybersecurity Docket’s “Incident Response Elite 2026,” Mullen Coughlin UK Managing Partner Cameron Carr presents at the Incident Response Forum 2026 in London on June 4. Cameron joins a panel of cybersecurity and data privacy legal professionals during the session, “Cyber Threat Landscape: Preparation and Remediation.”
The panel explores the prevailing cyber threats impacting organizations around the world and how they can better defend against, detect, contain, and recover from data privacy and security incidents.
Learn more and register to attend here.