Bret Greenstein

Bret Greenstein


SVP & Global Head of AI & Analytics




Bret leads Cognizant’s Digital Business AI Business, focusing on AI innovation and business strategy, go-to-market, and offerings to help our clients realize their potential through their digital transformation. Bret is also helping Cognizant to grow AI skills and to shape investments in AI to bring the most value to our clients.
Prior to this, Bret led IBM Watson’s Internet of Things Offerings, establishing new IoT products and services for the Industrial Internet of Things. He built his career in technology and business leadership across a range of roles throughout IBM in software, services, consulting, strategy, marketing, and as IBM’s CIO for Asia-Pacific. He has worked globally in these roles including living in China for 5 years working with clients and transforming IBM’s IT environment.
He holds patents in the areas of collaboration systems. He holds a bachelor’s degree in Electrical Engineering and a master’s degree in Manufacturing Systems Engineering from Rensselaer Polytechnic Institute.