Grant was admitted to the Arizona State Bar in 1981. Grant graduated summa cum laude with a bachelors in English from Brigham Young University in 1977. In 1981, he graduated cum laude from the J. Reuben Clark Law School at Brigham Young University. Grant is a member of the State Bar of Arizona, specifically the probate and trust and real property sections. Attorney Walker practices in the areas of estate planning, real estate, business and corporate counseling, immigration, and trust and real estate litigation. Grant Walker is a shareholder for JacksonWhite. Attorney Grant Walker has been given a rating of AV, the highest given through Martindale Hubbles Peer Review Ratings system.