Meet the Attorneys
Rhett A. McSweeney
Founding PartnerRhett A. McSweeney is a Founding Partner of McSweeney/Langevin, a firm that is focused on mass torts, medical malpractice, and products liability. His exceptional skills have earned him professional
David M. Langevin
Founding PartnerDavid M. Langevin, Founding Partner of McSweeney / Langevin, is particularly focused on helping injured people put their lives back together after they have been harmed by the negligence or
Cayli Posch-Johnson
Cayli Posch-Johnson is an Associate Attorney with McSweeney Langevin focusing on mass torts and products liability. Cayli graduated with dual Bachelor of Arts degrees in English and Spanish from



