Sonny Brandtner - Briggs & Veselka

Advisory Partner, CPA, CFE

About Sonny



Sonny has spent most of his 30-year career serving clients in the Houston marketplace. Sonny joined the Briggs & Veselka energy team in 2018. His leadership includes 20 years with Big 4 accounting firms.

Sonny has managed the client relationship for many mid-sized and large companies in all sectors of the oil & gas industry. He understands the importance of providing clients with the right combination of technical excellence and industry knowledge. He believes delivering quality services in a timely manner is key to maintaining a solid professional relationship as a service provider.


  • Served on the National Association of Corporate Directors Texas TriCities Chapter (Houston) Advisory Board 2017, 2018
  • Served on the board of the Houston Chapter of the Institute of Internal Auditors (IIA) for 10 years
  • Presented as a visiting lecturer for the Graduate School of Business at the University of Texas at Austin for 5 years


  • Certified Public Accountant – Texas
  • Certified Fraud Examiner


B.B.A in Accounting from University of Texas – Austin

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Sonny's Expertise

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