OKLG, Oklahoma Litigation Group, is a team of Tulsa Oklahoma based lawyers with experience in all areas of law practice. Our attorneys are well aware of the inequality of power and material resources in the Oklahoma criminal justice system. We work to level the playing field while providing outstanding legal advice and results for all of our clients in accordance with the law. The law is our passion. Winning is our obsession.. Criminal Defense. DUI. Drug Charges. Family Law. Divorce and Child Custody. Personal Injury.