Exhibit 99.1 NEWS FROM For more information contact: Kate Lowrey - VP of Investor Relations (314) 213-7277 / klowrey@escotechnologies.com ESCO REPORTS SECOND QUARTER FISCAL 2024 RESULTS - Q2 Sales increase 9% to $249 Million - - Q2 GAAP EPS increases 30% to $0.90 - - Q2 Adjusted EPS increases 24% to $0.94 - ST. LOUIS, May 9, 2024 – ESCO Technologies Inc. (NYSE: ESE) (ESCO, or the Company) today reported its operating results for the second quarter ended March 31, 2024 (Q2 2024). Operating Highlights ● Q2 20 ...