We have become known for giving trustworthy counsel that genuinely has our clients’ best interests in mind. Tonneson + co offers expertise in assurance, corporate tax, mergers and acquisitions, global accounting services, individual and fiduciary tax, and more.
Our firm is headquartered in Wakefield, Massachusetts. Tonneson + co is an independent member of the Geneva Group International, one of the world’s leading global alliances of independent law, accounting, and consulting firms. In 2020, our firm was named a GGI Member Firm of the Year.