CSC Corptax
Software DevelopmentIllinois, United States201-500 Employees
CSC Corptax develops software and related services to manage the corporate tax lifecycle. The offering blends technology with business-process expertise and strong client support to automate tax workflows, improving transparency and accuracy while reducing risk. The platform is designed as an integrated, single-system solution for corporate tax administration. Headquartered in Buffalo Grove, Illinois, the company operates as a mid-sized software firm within the software development industry. Its target market comprises organizations with corporate tax obligations seeking streamlined processes and reliable compliance support. In early 2026, CSC announced the launch of the OT Security First Forum as a recent development within its corporate group.