# William Cassidy Chief Technology Officer · [Janus Henderson](https://www.janushenderson.com/) [Company bio](https://www.janushenderson.com/corporate/bio/william-cassidy/) ## About William Cassidy is Chief Technology Officer at Janus Henderson, a role he has held since 2024. His career includes serving as Senior Vice President and Global Chief Information Officer at New York Life Insurance Company from 2021 to 2024, as well as various technology roles there from 2018 to 2021. He previously held positions at Och-Ziff Capital Management, BlackRock, Western Asset Management Company, and Goldman Sachs. He earned a BS in Computer Mathematics with a minor in Economics, magna cum laude, from Long Island University. ## Experience - Chief Technology Officer · Janus Henderson · 2024 – Present - Senior Vice President, Global Chief Information Officer · New York Life Insurance Company · 2021 – 2024 - Technology roles · New York Life Insurance Company · 2018 – 2021 - Managing Director, Chief Information Officer · Och-Ziff Capital Management (now Sculptor) · 2015 – Present - Managing Director, Global Head of Data and Index Services · BlackRock · 2014 – Present - Senior Development Manager, Back Office Platforms · Western Asset Management Company · 1999 – Present - Analyst, then Vice President, Information Technology · Goldman Sachs · 1992 – Present ## Education - BS in Computer Mathematics, minor in Economics, magna cum laude · Long Island University ## Assets on this site - [JAAA Janus Henderson Anemoy AAA CLO Fund](https://galactic.inc/analytics/jaaa/) - [JTRSY Janus Henderson Anemoy Treasury Fund](https://galactic.inc/analytics/jtrsy/) ## Sources - [Janus Henderson 2026 proxy statement (SEC)](https://www.sec.gov/Archives/edgar/data/1274173/000130817926000293/jhg014939-def14a.htm)