Abernathy Roeder Boyd & Hullett P.C. McKinney Texas Law Firm | Estate Planning Lawyer | School Law Attorneys | Business Lawyers | Tx McKinney Plano Allen Frisco Wylie Our Texas lawyers at the McKinney law firm of Abernathy, Roeder, Boyd & Hullett, P.C., bring may accomplishments to their practice of law, including AV ratings by Martindale Hubbel and certification as specialists from the Texas Board of Legal Specialization.