Mullen Coughlin LLC participated in NetDiligence's CyberRiskSummit held in Philadelphia from October 5-7, 2026.

Founded by John F. Mullen, Jennifer A. Coughlin, James E. Prendergast (deceased) and Christopher J. DiIenno, Mullen Coughlin is a law firm solely dedicated to counseling organizations in the context of data privacy and security. With over 100 attorneys, we are – and our mission is to remain – the data privacy and security thought leader for organizations of all sizes and across all industry sectors, as well as for the cyber insurance industry. Our equity members, many of whom are women, are pioneers in the field and are instrumental in shaping the development and implementation of data privacy and security practices and incident response services industry-wide. With our unmatched knowledge of data privacy and security laws, and unparalleled experience in handling over 25,000 data privacy and security incidents and hundreds of resulting third-party actions, Mullen Coughlin services organizations in incident response; regulatory investigation; single-plaintiff and class action privacy litigation; and pre-incident data privacy and information security Advisory Compliance.