Exhibit 99.1 MINNEAPOLIS (June 4, 2024) — Donaldson Company, Inc. (NYSE: DCI) (Donaldson or the Company), a global leader in technology-led filtration products and solutions, today reported third quarter fiscal 2024 generally accepted accounting principles (GAAP) net earnings of $113.5 million, compared with$93.7 million in fiscal 2023. Third quarter 2024 GAAP earnings per share (EPS) were $0.92 compared with 2023 earnings per share of$0.76. 1 Donaldson Reports Record Third Quarter Fiscal Year 2024 Sales ...