GREGORY A. MASON is senior counsel in the Philadelphia Office of Pietragallo Gordon Alfano Bosick & Raspanti, LLP where he is a member of both the Government Enforcement, Compliance, & White Collar Litigation and the Qui Tam & False Claims Act Practice Groups. Mr. Mason is a former trial attorney at the United States Department of Justice (Civil Division, Fraud Section), who focuses on representing qui tam plaintiffs and other whistleblowers, as well as defending individuals and companies facing False Claims Act investigations and other criminal and civil government enforcement. He litigates all aspects of fraud cases and other complex matters, and provides counsel and strategic guidance to individuals and entities in need of risk mitigation and compliance in the face of government regulation and enforcement. Government Enforcement, Compliance, & White Collar Litigation Practice Mr. Mason routinely defends health care, education, and financial services companies and individuals accused of fraud and other wrongdoing. Some representative matters include defending: A behavioral health services company and individual psychiatrists accused of upcoding and overbilling for psychiatric treatments and visitations at nursing homes and assisted living facilities; A medical device company accused of Anti-Kickback Statute violations related to sales commissions; Individual doctors accused of improperly inflating the cost of pharmaceuticals billed to Medicare; A charter school accused of submitting false certifications to obtain federal grants; and Individual loan officers and employees of a financial services company accused of improperly approving ineligible loans under the Paycheck Protection Program. Qui Tam Practice In addition to defending targets of government investigations, Mr. Mason regularly represents whistleblowers who courageously come forward to report fraud and other wrongdoing, including qui tam relators under the False Claims Act, SEC whistleblowers under the Dodd-Frank Act, and whistleblowers under other state and federal statutes and programs. Drawing on his depth of experience investigating and prosecuting whistleblower complaints at the DOJ, and his experience advising defendants in government investigations and whistleblower litigation, Mr. Mason provides valuable strategic guidance to people reporting fraud across a broad range of industries. Background During his ten years as a DOJ trial attorney, Mr. Mason helped to recover over $100 million in settlements and resolutions of cases brought under the False Claims Act. Mr. Mason prosecuted a wide variety of allegations of fraud in the healthcare and procurement contexts. Some representative matters include investigating and prosecuting: Cyclist Lance Armstrong and his former professional cycling team for using performance-enhancing drugs in violation of the team’s sponsorship agreement with the United States Postal Service; Health insurance companies that allegedly retained Medicare Advantage (Medicare Part C) risk adjustment payments that were improperly inflated by inaccurate diagnostic data submitted to the Centers for Medicare & Medicaid Services (CMS); Home health providers that allegedly billed the Medicare program for medically unnecessary therapy; Clinical laboratories that allegedly billed federal healthcare programs for laboratory tests performed with unsafe and unreliable handling of blood and urine specimens; A biomedical company that allegedly billed inflated prices for skin grafts that it sold to the Department of Veterans Affairs; Medical device companies and distributors for allegedly fraudulently billing Medicare for non-approved medical devices; and A software company that allegedly billed inflated prices for computer software that it sold to government agencies. Prior to his time at the DOJ, Mr. Mason practiced general commercial litigation for five years at a large law firm in Washington, D.C., where he handled cases across a broad range of legal issues, including business disputes, breach of contract, general liability, government investigations, intellectual property, defamation, construction and real estate, and professional malpractice. Mr. Mason received his undergraduate degree in Physics from Lewis & Clark College, where he was a Dean’s Scholar and a member of Sigma Pi Sigma, the national physics honor society. He received his J.D., with honors, from The George Washington University Law School, where he was a member of the Mock Trial Board and Public Contract Law Journal.

Alex B. Miller is a divorce and family law attorney with Petrelli Previtera, LLC, representing clients in matters involving divorce, custody, and support throughout Pennsylvania. He has represented the interests of over 100 families, helping clients navigate difficult transitions by providing clear guidance, focusing on what matters most, and breaking the process into practical next steps. Alex is known for his ability to listen closely, filter out distractions, and keep clients grounded in their goals. His approach is calm and deliberate, helping clients stay focused on outcomes rather than becoming overwhelmed by emotion or conflict. Prior to joining Petrelli Previtera, Alex represented parents in special education matters, managing a high-volume caseload and advocating for children to receive appropriate educational services and support. He worked closely with families, school districts, and multidisciplinary professionals to build detailed records and achieve meaningful outcomes. He has also handled matters involving juvenile proceedings and custody-related issues, further shaping his ability to advocate for families and children.

Keenan S. Carlin is a divorce and family law attorney with Petrelli Previtera, LLC, representing clients in matters including divorce, property settlement agreements, custody, spousal support, and child support. Keenan helps clients regain a sense of stability by creating a clear plan from the outset, preparing carefully for negotiation or litigation, and guiding them step by step through the process. Whether resolving financial issues or navigating custody decisions, he focuses on protecting his clients’ long-term interests. Clients working with Keenan can expect a lawyer who listens carefully and helps them focus on what truly matters. He understands that most people entering the divorce process feel overwhelmed and unsure of what comes next. Keenan works to break the process down into manageable steps, helping clients define their goals, understand their options, and make informed decisions at each stage of the case. His approach is steady, practical, and grounded in clear communication. That client-centered approach is strengthened by his substantial courtroom experience. Keenan has handled bench trials, jury trials, evidentiary hearings, and contested proceedings, and he is comfortable advocating for clients when litigation becomes necessary. His time in the courtroom allows him to anticipate how a judge may view certain arguments, evidence, and positions, which helps clients make smarter strategic decisions long before they ever step into a courtroom. Keenan began his legal career as an Assistant District Attorney, where he managed active caseloads, conducted suppression hearings, negotiated with opposing counsel, and independently tried cases. Working closely with victims and families gave him a strong understanding of the emotional weight legal proceedings can carry. That experience continues to shape how he supports clients navigating high-conflict and high-stress family law matters. Keenan was born and raised in the Philadelphia area and is proud to serve the community where he grew up. He earned his Bachelor’s Degree from Temple University and his Juris Doctor from the Thomas R. Kline School of law at Duquesne University. Keenan is admitted to practice law in the Commonwealth of Pennsylvania. Keenan S. Carlin is accepting clients across Pennsylvania and works from the firm’s Philadelphia office.

Colby T. Ciarrocca is a divorce and family law attorney with Petrelli Previtera, LLC, representing clients in matters involving divorce, custody, and support. She understands that family law cases are not just legal disputes but deeply personal transitions. Colby helps clients move forward by first gaining an understanding of their emotional, financial, and practical circumstances, then developing a strategy that reflects their goals and priorities. Before joining Petrelli Previtera, Colby practiced as a trial attorney handling complex civil litigation. She developed strong litigation skills through drafting court pleadings, presenting legal arguments, conducting depositions, and preparing cases for trial. That litigation background gives her confidence in the courtroom and a disciplined approach to preparation, evidence, and strategy. A Client-Centered Approach Colby believes strong representation begins with trust. She prioritizes building genuine relationships with her clients, encouraging them to be fully honest and share their whole story, even the challenging parts. She often tells clients that transparency allows her to prepare properly and protect them from any surprises in the courtroom. Divorce and custody matters can often feel overwhelming. Colby works to break the process down into manageable steps, helping clients focus on the immediate next steps rather than trying to tackle everything at once. Whether that means helping a client understand their rights, initiating a legal action, or negotiating temporary or long-term arrangements, she provides clear guidance and steady support. Clients describe her as both compassionate and confident. A former Division I collegiate athlete and team captain, Colby brings a competitive edge to her practice while recognizing that in family law, success often means reaching a resolution that supports clients’ goals and promotes long-term stability. Focus on Custody and Family Stability Colby has a particular interest in custody matters. She recognizes that children do not choose divorce and is committed to advocating for arrangements that protect their best interests while preserving meaningful family relationships. Her ability to connect with clients, manage different personalities, and remain composed under pressure allows her to guide families through emotionally charged situations with steadiness and clarity. Her prior work in high-stakes litigation reinforced her understanding of how profoundly legal disputes can affect families. That perspective informs her practice today, where she provides not only legal strategy but reassurance and practical direction during uncertain times.

Daniel C. Howard is a family law attorney known for his empathy, strategic insight, and client-first approach. He helps individuals navigate some of life’s most difficult transitions, including divorce, custody disputes, and other sensitive family matters, with clarity and compassion. His goal is to support clients with confidence, focus, and a clear understanding of their legal options. Dan found his calling while in law school. As someone who grew up in a family affected by divorce and custody battles, he initially intended to avoid the field altogether. But after enrolling in a family law course and gaining experience with a dedicated family law team, his perspective shifted. “I realized I could make a real impact supporting people in their hardest moments while guiding them with compassion and honesty,” he says. “I’m especially passionate about protecting the best interests of children caught in the middle of complex family transitions.” Dan is known for his authentic ability to build rapport with clients. He listens first, helps them identify priorities, and offers practical, grounded advice. “It’s not about sugarcoating the process,” he says. “It’s about helping people make informed decisions.” Whether he is resolving issues through negotiation or preparing for trial, Dan brings empathy and steady, level-headed advocacy to his work. He ensures that clients feel heard, supported, and informed throughout the process. Before joining Petrelli Previtera, Dan served as a Judicial Law Clerk to the Honorable Michael W. Arrington in the Family Court of the State of Delaware. In that role, he conducted legal research, drafted orders, and assisted on a range of family matters. . He also has hands-on experience in personal injury, employment, and federal criminal litigation, and has worked in-house for a publicly traded fortune 500 company. Dan’s legal experience is supported by a strong academic foundation. He earned his Juris Doctor from Case Western Reserve University School of Law, where he received a Certificate in Civil Litigation and Alternative Dispute Resolution. He served as President of both the Ault Mock Trial Team and the LGBTQIA+ Law Student Association, and competed in the Foreign Direct Investment Moot Court. Based in the firm’s Philadelphia office, Dan approaches every case with a thoughtful strategy and a steady, client-centered mindset. Whether he is negotiating settlements or advocating in the courtroom, he sees his role not just as an attorney but as a guide who helps clients stay informed, grounded, and empowered at every stage of the legal process.