Mr. Allen concentrates his practice on estate planning, business succession planning and charitable giving.
He is a frequent guest speaker at estate planning seminars and teaches continuing education courses for estate planning professionals.
Mr. Allen is a member of the Oklahoma Planned Giving Counsel, the Oklahoma Network of Estate Planning Attorneys and the Tulsa Estate Planning Forum.
He also serves on the legal aid Pro Bono Panel of Attorneys in both Tulsa and Oklahoma City.
Legal Services of Eastern Oklahoma, Inc., honored Mr. Allen with its Exceptional Pro Bono Service Award for 1994.