Kathryn Warner

Nestled in the vibrant city of Boston, Massachusetts, Kathryn Warner (formerly Witham) serves as an associate attorney at McMahon & Tivnan, PC. She navigates the intricate world of consumer and business tax law, offering her legal prowess to both individuals and enterprises entangled in tax disputes with the Internal Revenue Service and the Massachusetts Department of Revenue.

Ms. Warner guides her clients through federal and state tax challenges such as audit and examination defenses, ensuring accurate tax calculations while striving to reduce penalties and interest. She also assists in resolving collection issues, negotiating installment agreements, crafting offers in compromise and seeking relief for innocent spouses. Furthermore, she helps clients meet FBAR (foreign bank account reporting) requirements and supports taxpayers in fulfilling their tax duties via voluntary disclosure programs.

A proud alumna of Suffolk University Law School, where she graduated cum laude, Ms. Warner held the esteemed roles of president of the Moot Court Honor Board and Journal of Trial and Appellate Advocacy. Her journey also includes an internship with the United States Attorney and a stint as a criminal law teaching assistant at her law school. Licensed to practice in Massachusetts since 2019, she previously earned her bachelor's degree magna cum laude in politics and government from the University of Hartford.

Ms. Warner is renowned for her unwavering commitment to her clients, offering astute legal guidance and reassurance during challenging times. Her peers commend her for fostering a practice that prioritizes client care, characterized by personalized service, meticulous attention to detail and a passionate drive to resolve their legal challenges.