Bison Energy, Oil & Gas Lawyers

My practice focuses on Estate Planning (Wills, Trusts, Powers of Attorney), Probate (Estates, Mineral Probates, Ancillary, Small & Summary Administration), Elder Law (Medicaid & VA Aid & Attendance). Naturally, my practice also includes real property and mineral interests. Memberships: Oklahoma Bar Association, Estate Planning Section National Association of Royalty Owners.

I migrated from North Dakota to Oklahoma City in 1998 to attend Southern Nazarene University. After obtaining a B.S. in 2002, I attended Oklahoma City University School of Law, where I served on the board of editors for the law review and graduated with highest honors in 2005.

From 2006 to 2014, I worked as an in-house prospect landman for a major independent oil and gas producer. In 2014, I left the corporate world for private practice, where I serve clients in the areas of probate and oil & gas.

“Need a lawyer that you can trust...

I graduated cum laude from Oklahoma City University School of Law in 2008, where I served as a Resources Editor on the Law Review and as President of the Women's Law Student Association. I was also awarded membership in the Phi Delta Phi Honor Fraternity and the William J. Holloway Inn of Court. After law school, I began my career at a major independent oil and gas company where I held the position of Title Landman and later as Title Attorney. Since 2014, I have been in the private sector where my practice focuses on estate planning, probate, adoption, guardianship, LLC...

Born and raised in Long Beach, California, I graduated from the University of California, Davis, in 2006 with a Bachelor of Arts in Political Science and History. I graduated from the University of Tulsa College of Law in 2011. While in law school, I interned at a major independent exploration and production company where I discovered my love for oil and gas law. After law school, I began my career by practicing at a law firm in Boulder, Colorado, later moved back to Oklahoma in 2015, focusing my practice on oil and gas operations in Oklahoma, Wyoming and Colorado. I...

I began practicing law in 2005. It is my goal to provide my clients with solutions tailored to their specific needs. Estate planning consultations are always free and services are provided at a flat fee. I am a member of WealthCounsel, which provides comprehensive estate planning software and educational resources to attorneys. As a result of my years of experience as a title attorney, I have a broad understanding of real estate related transactions, liens and property transfers. I am also experienced with oil and gas law matters. I have been married to my husband, Heath, for 15 years. We have...

Ms. Sharpe is a Partner in the offices of Robertson & Williams. She focuses her practice on oil and gas title examination and mineral acquisition, probate, estate planning and business transactions.

Chaille Walraven focuses her practice on oil and gas law and real estate matters, with an emphasis on litigation that protects the rights of land and royalty owners. Chaille has represented hundreds of land and mineral owners in both state and federal court, including the United States Court of Appeals for the Tenth Circuit. She devotes a large section of her practice to assisting royalty owners in enforcing the terms and conditions of their oil and gas leases. Since Chaille’s great-grandfather founded the family ranch over a century ago, four generations of her family have been land and mineral owners.

Chaille...

Sarah Hartsfield is a recognized attorney in the areas of Estate Planning, Probate, Business Law/Contracts, and Trademarks. She has over 14 years of experience helping families and business owners plan for their future and protect their businesses. Sarah can help you with Estate Planning. Estate Planning is when you hire an Attorney, while you are alive, to prepare legal documents that help you while you are alive (POA, Advance Directive) and help your heirs divide up your property after you pass (Wills/Trusts/Deeds). When you do this your Attorney can also prepare documents to help you avoid Probate. Sarah can help...

Mark Walraven is a trial lawyer who primarily assists mineral owners with oil & gas negotiations, leasing, sales and litigation. Mark negotiates oil & gas leases and sales agreements to obtain the best possible terms for Oklahoma mineral owners. In the last three years alone, Mark and the G&W Oil & Gas Team has successfully negotiated over 1800 leases and mineral sales, obtaining over $120 million in lease bonuses and sales proceeds for Oklahoma mineral owners. Mark also assists clients in reviewing and negotiating lease assignments, division orders, royalty payment issues, and curing defects in title.

On the litigation side,...

Kyle Scruggs was born and raised in Lawton, Oklahoma. Kyle received the prestigious National Merit Scholarship from the University of Oklahoma, and graduated from OU with a B.A. in History in 2005. Kyle received his Juris Doctor from Marquette University Law School in 2008.

While in law school, Kyle was a member of the Marquette Sports Law Review, and worked as an intern at the University of Wisconsin-Madison Athletics Department as well as the National Sports Law Institute.

Kyle has been admitted to practice law in Oklahoma since 2009. His primary area of practice is oil...

James Kerrigan was born and raised in Oklahoma City, Oklahoma. James graduated from Oklahoma State University with a B.A. in Political Science in 2006. James received his Juris Doctor from Oklahoma City University School of Law in 2012.

James has been admitted to practice law in Oklahoma since 2013. His primary area of practice is oil and gas law. He also practices in the areas of estate planning and probate, real property law and family law.

Call 405-286-4256 to schedule a free consultation, or visit www.kerriganandassociates.com to learn more. Contact-free consultations and case reviews...

Born Feb.7 1956, Oklahoma City, OK; University of Oklahoma Law School 1979-82; Law Review Board of Editors 1980-81. Practice includes Bankruptcy, Business Law, Trusts, Estates, Divorce, Personal Injury, and litigation in all of these areas. Please see haneslaw.net for more information.