Robert Turnbull Joins Argent Mineral Management as Property Manager in San Antonio Office

Contact: Sarah Warren, Argent Financial Group, Inc.  |  318.251.5812

Robert Turnbull

SAN ANTONIO, Texas, October 4, 2018 – Argent Mineral Management (AMM), a division of Argent Financial Group, announced today that it has hired Robert Turnbull as a property manager in its San Antonio office.

Turnbull will be primarily responsible for lease negotiations, lease monitoring and ensuring proper and timely revenue payments for mineral owners throughout Texas, focusing on the Austin, San Antonio, Houston and Corpus Christi areas. He will report to David Luke, president of Argent Mineral Management.

“We’re fortunate to have a person of Robert’s caliber on the ground in San Antonio to assist mineral owners throughout Texas. His experience and intelligence will make him a great addition to our team, which now encompasses 21 people across five cities,” Luke said.

Argent Mineral Management, formed in 2005, assists owners of mineral rights in protecting their property and maximizing the return on their assets. AMM currently manages approximately 2 million acres of mineral interests across 30 states.

“I’m excited to be joining the experienced team at Argent Mineral Management,” Turnbull said. “I’m very impressed by Argent’s deep expertise in mineral management and look forward to contributing my knowledge to help our clients.”

Turnbull joins Argent from Frost Bank in San Antonio, where he has served as vice president of mineral asset management since 2011. Before that, he was a solo practitioner in San Antonio focusing on oil and gas leases for mineral owners and surface use agreements for landowners.

He earned his juris doctor from St. Mary’s University School of Law in 2009, and also holds a bachelor’s degree from the University of Texas from 2006. He is a member of the San Antonio Association of Professional Landmen and the Texas Bar Association.

About Argent Mineral Management
Argent Mineral Management is a division of Argent Financial Group (AFG), a leading independent fiduciary wealth management firm. Responsible for more than $19 billion in client assets, Argent Financial Group provides individuals, families, institutions and businesses with a broad range of wealth management services including trust administration and related services, investment management, family office services, retirement plan and charitable organization administration, mineral (oil and gas) rights management, and financial, retirement and estate planning. For more information, visit


Argent Financial Group

Celebrating its 30th anniversary in 2020, Argent Financial Group (Argent) is a leading, independent, fiduciary wealth management firm. Responsible for more than $30 billion in client assets, Argent provides individuals, families, businesses and institutions with a broad range of wealth management services, including trust and estate administration, investment management, ESOPs, retirement plan consulting, funeral and cemetery trusts, charitable organization administration, oil and gas (mineral) management and other unique financial services. Headquartered in Ruston, Louisiana, Argent was formed in 1990 and traces its roots back to 1930.

Latest News & Resources


Why a Corporate Fiduciary Could Be Right for You

Why a Corporate Fiduciary Could Be Right for You

In today’s world, estate planning can be an intense and complex process. These issues can be caused by many factors, such as federal and state tax laws and the types of property or assets a person owns. If you layer on unique family dynamics (e.g. a blended family,...

The Morning View: September 24, 2020

The Morning View: September 24, 2020

BY: MARSHALL BARTLETT Senior Vice President / Portfolio Manager In this morning’s data, Initial Jobless Claims were 870,000 for the week ending September 19th, an increase from the previous week and higher than expected. Continuing Claims were 12,580,000 as of...

Interested in speaking with

one of our experts?