John S Sullivan

John S Sullivan is a verified accounting firm, offering accounting and tax preparation services to customers and small business owners located in and around Medford, Massachusetts. John S Sullivan is a CPAdirectory verified accounting firm, licensed to practice in the state of Massachusetts. The requirements for licensure in Massachusetts ensure that John S Sullivan maintains the highest standard of knowledge and ethics when operating as an accounting firm. Accounting firms may provide services in private industry, education or government, and are often considered experts in tax preparation. John S Sullivan can help you with tax preparation services, consulting, business planning and auditing.