On January 24, 2018, Rocket Pharmaceuticals, Inc. received the unfortunate news that Brian Batchelder, the company's vice president of finance, had passed away. Mr. Batchelder had served as the company's principal financial and accounting officer. On January 25, 2018, the company's board of directors appointed John Militello, the company's Controller, to serve as the company's principal financial officer and principal accounting officer.

Mr. Militello joined the company in January 2018 as Controller. From April 2015 to November 2017, Mr. Militello worked at Immune Pharmaceuticals, Inc., a publicly traded biotechnology company, where he most recently served as Vice President of Finance (principal financial officer), Controller and Chief Accounting Officer. Prior to that, Mr. Militello was an Assistant Controller with Retrophin, Inc., a San Diego based biotech company, and the Manager, External Reporting & Compliance at Volt Information Sciences, Inc., a publicly traded staffing company.

Prior to Volt Information Sciences, Inc., Mr. Militello was a Senior Manager with BDO USA, LLP serving multi-national SEC registrants.