Our Team

Our Team

John McCollum, CFA

John McCollum, CFA

Chief Investment Officer, Argent Financial Group
Atlanta

John joined Argent Financial Group in 2015 and is responsible for overseeing investment management services for Heritage Trust Company and Argent Trust Company where he chairs the Investment Committee. John also supports corporate strategy and development activities...

Brooks Campany

Brooks Campany

Regional Manager
Oxford

Brooks serves as Regional Manager for Argent Trust Company’s offices in Oxford and Jackson, Mississippi and Memphis, Tennessee with direct management over the Oxford market. Brooks expanded the Oxford office in late 2018 after working in our Nashville office for eight...

Deidre S. Waltz, CFP®, CIMA®

Deidre S. Waltz, CFP®, CIMA®

Vice President, Relationship Manager
Oklahoma City

Deidre joined Heritage after a 20 year career with Northern Trust company, most recently with their Global Family and Private Investment Services group, where she served as a Senior Vice President and Senior Fiduciary Relationship Manager. While there she was...

Dut LeBlanc, CPA

Dut LeBlanc, CPA

Executive Vice President
Shreveport

Dut joined Argent following his retirement from multinational accounting firm KPMG in 2019 after spending 40 years there. With Argent, Dut leads the company’s services for high net worth and ultra high net worth clients through the company’s Argent Family Wealth...

Mark C. Hartnett

Mark C. Hartnett

Managing Director, Argent Family Wealth Services
Oxford

Mark currently serves as Managing Director of Argent Family Wealth Services, a division of Argent Financial. His practice focuses on providing leadership to financially successful families that desire to grow their family balance sheet through multi-generational...

Michael S. Nutter

Michael S. Nutter

Senior Vice President, Wealth Advisor
Dallas

Michael serves as a senior vice president and wealth advisor in Argent Trust's Dallas market. He has over 45 years of fiduciary wealth management experience with a focus on providing service to high net worth families. Prior to joining Argent, Michael most recently...

Timothy G. Barrett, J.D.

Timothy G. Barrett, J.D.

Senior Vice President, Trust Counsel
Louisville

Timothy has served with the Kentucky team since joining the Argent’s Louisville office in 2014. He has worked in the financial and estate planning area for over 30 years, including in his law practice and with J.P. Morgan Private Bank and PNC Wealth Management. As...

Todd DeKruyter

Todd DeKruyter

Family Wealth Strategist
Oxford

Combining an entrepreneurial spirit with a missional focus, Todd DeKruyter uses his financial and philanthropic expertise to help men and women stay true to what matters as they navigate professional and financial success. Todd has joined forces with Argent Family...

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