Exhibit 99.1 News Release TransUnion Announces Third Quarter 2024 Results • Exceeded third quarter 2024 financial guidance for revenue and earnings • Accelerated revenue growth to 12 percent, driven by U.S. Financial Services, Insurance, Consumer Interactive and International, while executing on technology modernization and transformation program savings • Voluntarily prepaid $25 million in debt, bringing total prepayments to $105 million in 2024 • Raising 2024 financial guidance, we now expect to deliver 9 ...