Calvin Leong helps firms understand which APIs are available at Thomson Reuters and how to use them. He has worked with different firms to create integration and automation within their workflows, using the different product APIs.  Cal Leong has also served as the company's Innovation Manager, researching and contributing to various developments that connect Thomson Reuters tax software to other platforms and client data. In 2019, Cal Leong was named to CPA Practice Advisor Top 20 under 40.