SS&C Technologies is an American multinational holding company headquartered in Windsor, Connecticut, that specializes in providing software and software-as-a-service solutions to the financial services and healthcare industries. Originally founded in March 1986 by William Charles Stone as Security Software & Consulting Inc. (later known as Securities Software & Consulting), the company began in Stone’s basement in Windsor and rapidly expanded into a global fintech leader.

Through its numerous acquired subsidiaries—including Advent Software, Varden Technologies, Eze Software, Intralinks, and Primatics Financial—SS&C specializes in key fintech markets such as fund administration, wealth management accounting, and insurance and pension funds. The company serves approximately 18,000 financial services and healthcare organizations worldwide, from the largest institutions to local firms, enabling them to manage and account for their investments using SS&C’s proprietary products.

SS&C operates across the Americas, Europe, Asia, Africa, and Australia, with headquarters in Windsor, Connecticut and over 150 offices in 35 countries. As a Fortune 1000 company ranked by revenue, SS&C employs more than 22,000 people globally and continues to drive innovation in financial technology and healthcare software solutions.