10 Whataburger finance leaders
Chief Financial Officer, Senior Director, FP&A and Senior Group Director, Head of Tax & Treasury are among the current titles held by these Whataburger finance leaders. A reader can learn how finance leaders work at Whataburger from people who have held the role.
Professionals to explore
Aaron Bryant
LinkedInExperience: Accounting Director · Whataburger
Aaron Bryant has been Accounting Director at Whataburger since April 2025, based in San Antonio, and was Senior Manager, Corporate Accounting at Whataburger (2021–2025). Their earlier roles include Director, Financial Reporting at Andeavor (2014–2020) and Financial Considerations and Reporting Manager at Marathon Petroleum Corporation (2018–2020), and the profile summary describes leading teams that perform consolidations and financial statement preparation.
Channon Eldridge Ratcliffe
LinkedInExperience: Director, Restaurants Accounting · Whataburger
Channon Eldridge Ratcliffe has been Director, Restaurants Accounting at Whataburger since March 2026, based in San Antonio, and the profile also lists Senior Accounting Manager at Whataburger from October 2018. Their roles elsewhere include Director Of Finance And Accounting (2016–2018) and Senior Assistant Director of Finance (2012–2016) at Marriott International.
Daniel Pena, CPA
LinkedInExperience: Director - RPA Solutions, Finance Info Systems, & Shared Services Accounting · Whataburger
Daniel Pena, CPA has been Director - RPA Solutions, Finance Info Systems, & Shared Services Accounting at Whataburger since January 2017, based in the San Antonio area. At Whataburger they were Assistant Controller - Retail Supply Chain (2015–2016), Accounting Manager - Shared Services (2013–2014) and Accounting Manager - Corporate Accounting (2010–2012).
Janelle Sykes
LinkedInExperience: Chief Financial Officer · Whataburger
Janelle Sykes has been Chief Financial Officer at Whataburger since February 2020, based in San Antonio. Their earlier roles at C.H. Guenther include Senior Vice President, Chief Financial Officer & Treasurer, Senior Vice President Accounting & Information Services, Vice President Accounting and Information Services and Controller.
Pete Valadez, CPA,CFE
LinkedInExperience: Former Director, Financial Planning & Analysis · Whataburger
Pete Valadez, CPA,CFE is a former Director, Financial Planning & Analysis at Whataburger, holding the role from February 2022 to April 2024. At Whataburger they also held Senior Director (2024–2026), Director, Accounting (2017–2022) and Assistant Controller (2015–2022). They are now Vice President Finance at TSEG, based in San Antonio.
Rachel Kulisz
LinkedInExperience: Senior Director, FP&A · Whataburger
Rachel Kulisz has been Senior Director, FP&A at Whataburger since April 2024, based in San Antonio. At Whataburger they were Director of Financial Planning and Analysis (2021–2024), Financial Planning & Analysis Manager, Whatabrands (2015–2021) and Financial Planning & Analysis Manager, Retail (2013–2015).
Sandy Werenskjold
LinkedInExperience: Former Finance Director · Whataburger
Sandy Werenskjold was Finance Director at Whataburger from March 2002 to January 2019. They have been Group Director: Board and Investor Relations at Whataburger since January 2024 and Director, Strategy, Solutions, and Alignment, Office of the CEO there since January 2021, based in San Antonio, and earlier were Financial Analyst at Walt Disney World (1992–2001).
Steven Zarzour, JD, CPA
LinkedInExperience: Senior Group Director, Head of Tax & Treasury · Whataburger
Steven Zarzour, JD, CPA has been Senior Group Director, Head of Tax & Treasury at Whataburger since March 2026, based in San Antonio. At Whataburger they were Group Director - Tax & Treasury (2023–2026), Senior Director - Tax (2021–2023) and Tax Director (2016–2021). Their roles elsewhere include Assistant Controller -Tax at H-E-B.
Sylvester Johnson
LinkedInExperience: Former Chief Accounting Officer · Whataburger
Sylvester Johnson is a former Chief Accounting Officer at Whataburger, holding the role from January 2016 to December 2021. At Whataburger they also held Vice President Strategy Execution and Business Transformation (2021–2023). They are now Vice President Finance at YMCA of the Triangle, based in Raleigh, and were Chief Administrative Officer at ADKF.
Victor Castillo
LinkedInExperience: Former Director of Treasury · Whataburger
Victor Castillo is a former Director of Treasury at Whataburger, holding the role from June 2002 to March 2023, based in San Antonio. They are now Treasurer at CCC Group of Companies, and their earlier roles include Assistant Treasurer at Veritas DGC Inc. and Senior Financial Analyst at Reliant Energy, Inc.
Choose the right perspective
Match each person's area, financial planning and analysis, corporate or restaurant accounting, tax and treasury, or finance systems and shared services, to the decision you face. Weigh current against former leaders by the years they held the role, since practices change over time.
Questions to take into the conversation
- 01Which planning or reporting decision in your finance role at Whataburger taught you the most?
- 02What did you change first when you took on your finance role at Whataburger, and why?
- 03What would you tell someone taking on a similar finance role for the first time?
Reaching Whataburger finance leaders
How can I contact one of these Whataburger finance leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 1 company: Whataburger, based on profile data retrieved on October 24, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Whataburger finance leaders?
You choose the offer, starting at $5 per person. The offer is what the person receives, and Instant Expert's fee is added on top, so a $100 offer costs you $125. The fee is 20% of what you pay. You're charged only when the person books the call or sends the answer.
What if they don't reply?
You pay nothing. Instant Expert sends follow-up reminders, and if the person hasn't booked or answered within 7 days, the request expires and any hold on your card is released. You can invite several of the 10 people on this list at once and cap your total spend, so you pay only for the ones who accept.
Can an AI agent ask one of these Whataburger finance leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. Claude and ChatGPT can do the same through the Instant Expert connector: setup is at /docs/mcp for Claude and /docs/chatgpt for ChatGPT. x402 docs
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
Request a correction or removal