Our Team

Our Team

Andrew Blackburn, CPL

Andrew Blackburn, CPL

Mineral Manager
Ruston

Drew manages mineral assets to create opportunities to generate wealth and maximize value for clients. His services include negotiating the leasing, acquisition and divestiture of mineral rights, determining ownership of surface and minerals through the research of...

Clinton Rasberry

Clinton Rasberry

Audit Associate
Shreveport

Rasberry joined Argent as an Audit Associate in our Shreveport location. Rasberry’s responsibilities will include analyzing client revenue data and performing revenue forecasting models for mineral sale evaluations. Rasberry most recently served as a partner at...

David Luke

David Luke

President, Argent Mineral Management
Oklahoma City

David joined the Argent Mineral Management (AMM) team as Managing Director in 2014 and in 2016 became President. His skills in analysis, negotiation, financial oversight and budget preparation are a huge asset to AMM's clients. David came to Heritage from Chesapeake...

David Smith

David Smith

Louisiana AMM Manager & Business Development Officer
Ruston

David joined Argent in March of 2012 as Business Development Officer and Property Consultant, David cultivates relationships with his existing clients and prospective clients for the firm. He serves families and businesses across the South for any of their property...

Deanna Rankin

Deanna Rankin

Chief Risk Officer
San Antonio

Deanna began with Argent in July, 2018. In her role as Chief Risk Officer, Deanna is responsible for fiduciary compliance for all Argent trust companies. Prior to joining Argent, Deanna served as Senior Vice President and Trust Internal Audit Manager for Frost Bank....

Grant Nelson

Grant Nelson

Audit Manager
Ruston

Nelson joined Argent as audit assistant, compiling client revenue data, reviewing oil and gas leases, assisting in oil and gas royalty audits and audit reporting. In 2020, Nelson was promoted to audit associate and his responsibilities included analyzing client...

Janet Cowart

Janet Cowart

Operations Manager
Ruston

Janet serves as the Operations Manager for APS. Prior to joining APS, she worked for six years in the Operations and Compliance Departments of National Independent Trust Company, an Argent Financial Group subsidiary. She currently manages data processing for all...

John Barr

John Barr

Mineral Manager
Shreveport

John Barr has joined Argent Mineral Management as mineral manager. Barr will be based in Shreveport and focus on mineral wealth, contract negotiation, oil and gas accounting and asset evaluation. Barr brings 16 years of experience in the land business. Before joining...

Kathleen Plate, CFIRS®

Kathleen Plate, CFIRS®

Vice President & Audit Manager
San Antonio

Kathleen Plate has joined the San Antonio office as vice president and audit manager. Plate is responsible for implementation, monitoring and supervision of the fiduciary audit program for the trust companies under Argent Financial Group. Before joining Argent, Plate...

Lance Johnson

Lance Johnson

Lease Associate
Oklahoma City

Lance has worked in oil & gas lease negotiations with Argent Mineral Management (formerly Heritage Mineral Management) since 2014. In that time he has closed on more than $7 million in leases. Prior to joining Argent, Lance was founder and partner of ProDevelopment...

Logan Hunt, CPL

Logan Hunt, CPL

Mineral Manager
Ruston

Logan joined Argent in early 2015. As a Mineral Manager, Logan works with clients, managing their mineral assets to create opportunities to generate wealth and maximize value. His services include negotiating the leasing, acquisition, and divestiture of mineral...

Lucius McGehee

Lucius McGehee

Executive Vice President, Institutional Services
Ruston

As manager of Argent Trust’s Governmental and Philanthropic services, Lucius lends his 30+ years of financial services industry experience by overseeing all aspects of Argent’s governmental and charitable clients. Lucius brings Argent solutions to various public...

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