Johnson O’Connor

Founded in 1945, Johnson O’Connor is a distinguished accounting and consulting firm dedicated to empowering businesses and individuals. We provide comprehensive tax services, assurance, merger and acquisition strategies, business consulting, and financial planning, alongside third-party administration for qualified retirement plans. Our mission is to offer outstanding industry insight and an independent perspective, guiding clients to develop clear courses of action that achieve their personal and professional goals.

Proudly recognized as a preeminent firm in the Greater Boston area, Johnson O’Connor extends its capabilities nationally and internationally through our AGN network membership. We cultivate a culture where the personal touch remains paramount, ensuring every client receives tailored solutions and an insightful, independent viewpoint. We invite you to experience our difference and discover how our commitment to your success can benefit you.