Justice Done Right.

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Warren Postman is a relentless fighter for everyday people. As Managing Partner of Postman Law, he has secured important victories against some of the largest corporations, proving that he is ready to take on the biggest challenges. Warren was named Law360’s 2022 Technology MVP for leading a landmark case against Amazon, and Law360’s 2021 Employment MVP for representing hundreds of thousands of workers. Recognized as a Plaintiffs’ Lawyers Trailblazer by the National Law Journal and ranked Band 1 by Chambers and Partners in the District of Columbia, he is also honored on Lawdragon’s 500 Leading Lawyers in America, the National Trial Lawyers’ Top 100, and more. With a track record built on winning cases and delivering results, Warren leads Postman Law with the unwavering commitment and tenacity that every client can trust. 

 Warren is licensed to practice law in California and the District of Columbia only. 

 Marquel Longtin is a tough litigator with extensive experience in settlement negotiations, having represented– and obtained compensation for – thousands of workers and consumers against some of the world’s biggest companies. Yet beyond her success, Marquel is truly committed to client care, focused on the goal of ensuring that every client has a positive experience even during the most stressful times.Her skill and dedication have earned her recognition as a Elite Trial Lawyers Rising Star by American Law Media and The National Law Journal, along with the distinction of being an Illinois Super Lawyers Rising Star since 2022. 

 Marquel is licensed to practice law in Illinois only. 

Michael Beci is a dedicated personal injury attorney with a sharp focus on securing justice for those harmed by negligence. With a strong record of favorable verdicts and settlements, Michael guides clients through the legal process with clarity and compassion during life’s most difficult moments.

He has successfully represented individuals in a wide range of cases, always approaching each matter with meticulous attention and an unwavering commitment to his clients’ recovery. Recognized as a Super Lawyers Rising Star in both 2024 and 2025, Michael is known for his strategic thinking, clear communication, and results-driven advocacy. He earned his law degree from Valparaiso University School of Law and holds a bachelor’s in business administration from Michigan State University.

At Postman Law, Michael combines legal skill with genuine care - making sure every client feels supported, informed, and empowered from start to finish.

Michael is licensed to practice law in Illinois only.

Joseph Casteel is a seasoned personal injury litigator with a record of navigating complex insurance claims.  Having focused his practice on personal injury litigation since 2013, he uses his former experience to champion the rights of those injured due to negligence. Joseph's deep understanding of insurance strategies helps maximize recoveries for his clients, striving to ensure that they are compensated fairly for their losses.

In every state he is licensed—Minnesota, Wisconsin, and Michigan—Joseph has secured first-chair jury trial victories, reflecting his prowess in the courtroom. His direct and aggressive approach often resonates deeply with juries, as he adeptly translates complex legal challenges into compelling narratives of justice.

Joseph's academic credentials include a JD from the University of Minnesota Law School and a BA from the University of Michigan.

 Joseph is licensed to practice law in Minnesota, Wisconsin, and Michigan only.

 Chris Livas is an experienced personal injury attorney, having represented numerous clients in connection with catastrophic injury, wrongful death, and complex product liability cases…With over $100 million secured for clients in cases against major corporations and insurance companies, his results speak for themselves. Recognized as one of the Top 40 Under 40 Plaintiff Trial Lawyers by The National Trial Lawyers and honored as a Rising Star by Super Lawyers, Chris combines deep legal skills with genuine care, helping ensure every client receives the strong, compassionate representation they deserve. 

 Chris is licensed to practice law in Illinois only. 

  Sean McCrary is a fierce advocate with a national reputation in pharmaceutical and medical device litigation. Known for his relentless work ethic and deep empathy for clients, Sean has played a key role in some of the most complex and high-stakes product liability cases in the country - from Yaz birth control and Invega to IVC filters to Risperdal, Roundup, and NFL concussion litigation.

With more than a decade of experience, Sean has served as Co-Lead Counsel and Plaintiffs’ Steering Committee Member in coordinated proceedings, including the landmark California Infusion Pain Pump cases. He also helped lead MDL 2326 against Boston Scientific, one of the largest product liability litigations in U.S. history. Sean earned his undergraduate degree in biology from the University of Mississippi and his law degree from Mississippi College School of Law. His scientific background in biology and early legal training built a foundation for sharp analysis, strategic litigation, and results that matter.

Now based in Colorado, Sean continues to fight for clients harmed by dangerous drugs, defective devices, and serious accidents - earning trust through honest counsel, clear communication, and a hands-on approach that never cuts corners.

Sean is licensed to practice law in California and Colorado only.

Jennifer Porter Tinsley is a powerhouse in personal injury law, directing our Ohio and Kentucky offices in Cincinnati with a wealth of experience and a client-focused approach. As the former Managing Attorney at a major plaintiff’s personal injury firm in Cincinnati, Jennifer honed her skills over nearly two decades by managing team dynamics, devising marketing strategies, and mentoring junior counsel. Her legal prowess is evidenced by her roles in bench and jury trials, high-stakes appellate oral arguments, and significant contributions to the seminal  Ohio Supreme Court case, Robinson v. Bates.

Jennifer’s dedication to her clients extends beyond legal representation; she forges enduring relationships that continue well after the courtroom. She graduated from the Cincinnati College of Law as a Dean’s List student and Law Review member and received her BA from the University of Notre Dame. Licensed in Ohio and the Commonwealth of Kentucky, Jennifer is committed to elevating Postman Law’s community presence and ensuring fearless advocacy and litigation excellence.

 Jennifer is licensed to practice law in Ohio and Kentucky only.