Exhibit 99.1 UL Solutions Inc. Reports Strong Second Quarter 2025 Results Second Quarter 2025 1 NORTHBROOK, ILLINOIS, USA – (BUSINESS WIRE) – August 5, 2025 − UL Solutions Inc. (NYSE: ULS), a global safety science leader in independent third-party testing, inspection and certification services and related software and advisory offerings, today reported results for the second quarter ended June 30, 2025. "Our record second-quarter revenue reflects the resilience and durability of our business model and our s ...