MARK L. RILEY was born in Lafayette, Louisiana in 1955, and was admitted to the bar in 1980. He received his B.A. and J.D. from Louisiana State University, Phi Delta Phi, Order of the Coif. Mr. Riley is a member of the Lafayette Parish, Louisiana State, and American Bar Associations (member, Workers' Compensation Committee).

Upon graduation from the LSU Law Center and admission to the bar, Mr. Riley joined the Onebane Law Firm and practiced there until joining Glenn Armentor in 2010.  He was Onebane's expert in workers' compensation issues for most of those years and focused his practice primarily on workers' compensation. Mr. Riley has been recognized by the Louisiana Association of Self Insured Employers as a Certified Workers' Compensation Professional. He has lectured on and taught workers' compensation for the Louisiana State Bar Association, the University of Louisiana at Lafayette, Loyola University, and before numerous business and professional groups including the National Business Institute, Lorman Enterprises, PRIMA, LABI, LASIE, and numerous claims organizations and private companies. Mr. Riley is the author of "Workers Compensation in Louisiana A Practical Look" which summarizes the practice of compensation law for attorneys, judges and claims handlers.