Company: OSIS
Filing Date: 2025-10-22
Form Type: DEF 14A
Source: 0001104659-25-101517
Chunk: 7

Company: OSI SYSTEMS INC
Filing Date: 2025-10-22
Form: DEF 14A
Chunk 7
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 ​ | ​ | CAREER HIGHLIGHTS                                                                                                                                                                                                                                                                                         
 From 2000 to 2007, Dr. Ballhaus, now retired, served as President and then also as Chief Executive Officer of Aerospace Corporation, an organization dedicated to the application of science and technology to the solution of critical issues in the nation’s space program.                             
 Between 1990 and 2000, Dr. Ballhaus’ career included positions within the aerospace industry, including Corporate Vice President, Engineering and Technology for Lockheed Martin Corporation and President, Aero and Naval Systems and President, Civil Space & Communications, both for Martin Marietta. 
 Between 1971 and 1989, Dr. Ballhaus worked for the National Aeronautics and Space Administration (NASA), including as Director of its Ames Research Center.                                                                                                                                               | ​ | ​ | Dr. Ballhaus has extensive risk management experience gained through the various executive and board positions that he has held.                                                                                                          
 EDUCATION                                                                                                                                                                                                                                 
 Dr. Ballhaus, who has published more than 40 papers on computational aerodynamics, obtained a Ph.D. in Engineering in 1971 and a BS and MS in Mechanical Engineering in 1967 and 1968, all from the University of California at Berkeley. 
 QUALIFICATIONS                                                                                                                                                                                                                            
 Among other reasons, Dr. Ballhaus was selected to serve as a director because of his experience in managing providers of technology and technical services to government agencies.                                                        | ​ |

OSI SYSTEMS, INC. 2025 Proxy Statement | 7

TABLE OF CONTENTS Proposal 1—Election of Directors

| ​ | Kelli Bernard              | ​ | ​ | Independent DirectorDirector since December 2019                                                                                                                                                |   |   |                                                                                                                                                           | ​ |
| ​ | BOARD COMMITTEES           
 ▪                          
 Nominating and Governance  
 ​                          
 ▪                          
 Risk Management (Co-Chair) 
 ​                          | ​ | ​ | CAREER HIGHLIGHTS                                                                                                                                                                               
 Ms. Bernard is currently the Managing Partner for the Los Angeles office of Lighthouse Public Affairs, a public affairs consultancy in California.                                              
 Prior to this role, from June 2016 to December 2021, Ms. Bernard has served as an Executive Vice President and National Cities Leader for AECOM, a fully integrated global infrastructure firm. 
 Prior to joining AECOM, from July 2013 through June 2016, Ms. Bernard was Deputy Mayor of Economic Development for Los Angeles Mayor Eric Garcetti.                                             
 Ms. Bernard is the