DALLAS ,TX, August 19 2026—Dallas Area Rapid Transit (DART) announced Mamatha Sparks as the agency's new Chief Audit Officer. Reporting directly to the DART Board of Directors, Sparks brings more than 20 years of experience in public accounting, government auditing, and risk management. She will lead DART’s efforts to modernize and bring transparency to the agency by guiding audit processes and creating effective departmental strategies.   

"The team at DART are thrilled to welcome Mamatha Sparks.” said Randall Bryant, Chair of the DART Board of Directors. “She brings a wealth of experience to this role with a track record of success; which is critical to enhance DART’s goal of building a nimble organization with a focus on operational integrity. Her leadership will not only provide decisive oversight on our internal and external processes but also amplify DART’s impact on the region.” 

Sparks previously worked at the City of Dallas Office of the City Auditor where she oversaw complex audits involving information technology, procurement and contract administration, public safety, and revenue as she advanced through progressively responsible leadership roles. Ever the innovator in her field, Sparks has led complex performance audits, and process improvements, while consistently delivering impactful results. 

“I am honored to begin this new chapter with DART and continue their mission to redefine transportation for the North Texas region,” said Sparks. “I am excited to be able to apply my skillset to ensure DART remains strong, efficient, and resilient as we work together to create best-in-class mobility experiences.” 

Sparks replaces previous Chief Audit Officer Chris Koloc, who worked at DART for nearly 20 years before retiring earlier this year.  

Sparks earned a Bachelor of Business Administration in Management Information Systems and Finance from the McCombs School of Business at The University of Texas at Austin. Sparks holds the Certified Public Accountant (CPA), Certified Internal Auditor (CIA), Certified Information Systems Auditor (CISA), Certified Information Systems Security Professional (CISSP), and Certified in Risk and Information Systems Control (CRISC) credentials. She is a member of the Institute of Internal Auditors, ISACA, and the Association of Local Government Auditors and has published articles for professional organizations. 

About DART    

Dallas Area Rapid Transit (DART) provides modern public transit services designed for fast, comfortable, and economical travel. The agency operates light rail, Trinity Railway Express, regional rail, bus routes, GoLink on-demand service, and paratransit, moving more than 171,000 passengers daily across a 700-square-mile, 12-city region including Addison, Carrollton, Cockrell Hill, Dallas, Farmers Branch, Garland, Glenn Heights, Irving, Richardson, Rowlett, Plano, and University Park.