Michael C. Riddle began his practice of law as a gift and estate tax attorney for the Internal Revenue Service. He graduated from the University of Houston Law School in 1972 and in 1991 became board certified by the Texas Board of Legal Specialization in Estate Planning and Probate. Mike Riddle has been a guest speaker for the White House Conference on Aging and he spoke before the International Association of Financial Planners in Washington, D.C. He has been guest speaker for 24 years on Christian radio station KHCB 105.7. He is the owner of Riddle & Associates Attorney at Law and has been practicing law in Harris County and surrounding counties for over 35 years.
John Portnow is a 2011 graduate of Suffolk University Law School. He also holds a LL.M. in Taxation from Temple University School of Law and a B.A. in English from Yeshiva University, where he graduated Magna Cum Laude. John is originally from the greater Boston area and moved to Houston to work for a Houston based tax consulting firm, where he spent several years assisting small and midsize businesses take advantage of various tax credits and incentives. In that position, John also consulted on FBAR, passive / active determinations, hobby losses, and he helped represent clients in federal / state tax audits and tax litigation.
Harold “Hank” A. Chamberlain is of counsel to Riddle & Associates PC. He was a trial attorney with the Regional Counsel’s Office, Internal Revenue Service, Dallas Region (1957-1961) and a senior trial attorney, United States Department of Justice, Tax Division, Southern Trial Unit, Washington, D.C. (1961-1963). In 1963, he became the founding and managing partner of Chamberlain & Hrdlicka, a tax litigation boutique firm specializing in every phase of federal income, estate and gift, excise, and foreign and domestic tax litigation and planning, which evolved into a full service, business practice firm.