Authority Tax Services. Authority Tax Services, LLC is one of the pioneering firms in offering services in the areas of tax representation, and mediation. Authority Tax Services are a division under the Johnson & Giordano Group. Authority Tax Services are determined to redefine the industry through capacity building in our professional team in terms of competency and honesty and focus. Authority Tax Services strive to offer straightforward sales practices and excellent client services that promote customer satisfaction. Our management team in the firm's organization structure is comprised of Wayne R. Johnson, a leading tax attorney. He has been named a Super Lawyer in the field of Taxation Law by the Los Angeles Magazine and Esq. Law and Politics Magazine in the years 2009 to 2012. Mr. Johnson was an adjunct tax law professor at the graduate tax program in Loyola Law School, Golden Gate University's campus and at the College of Law in Western State University. He currently serves as member to the Board of Advisors at Loyola Law School. He also writes on a regular basis on international wealth planning, tax and business matters and on estate planning. We offer an exceptional and valuable approach on how to manage tax issues. This is by carefully analyzing state of affairs of our clients and evaluating them against all the tax debt solutions that exist. This ensures that the best decision is reached. After determining our approach, we begin to negotiate and converse aggressively with the aim of attaining the best resolution on behalf of our client.