About Us Thomas K. Mast, Attorney at Law, is here to help. Conveniently located in Wooster, OH, our firm concentrates on bankruptcy and general law. Thomas K. Mast has the experience, expertise and resources to provide solutions to your debt-related problems. At our firm, we understand that many individuals who are unfamiliar with bankruptcy law may find the legal process quite daunting. We don't want that to prevent you from having a better financial future. For that reason, Thomas K. Mast is here to answer all of your bankruptcy questions, assist you in handling your debt, and provide you with the necessary information to make well-informed decisions.