In 1958, Walter J McMahon and Louis J. Martine launched the partnership that since 1993 has been known as McMahon, Martine & Gallagher. McMahon, Martine & Gallagher has grown through the years to meet the evolving needs of its clients. However, one thing has not changed over the years. Every attorney at McMahon, Martine & Gallagher is committed 100% to the principles of hard work and dedication to the needs of the client.