Michael Emerson has been promoted to partner at Mayer Brown in the tax controversy practice. He represents taxpayers at all stages of federal tax controversies, including during audit, in administrative appeals and before federal courts. He has extensive experience assisting clients with issues involving audit management, IRS Appeals proceedings and litigation. His controversy experience includes major corporate tax matters involving international tax and transfer pricing, substance-over-form disputes, economic substance issues and leasing transactions. He is a Certified Public Accountant and previously was with Ernst & Young.