ACS Securities Services Inc. is a fintech firm based in Dallas, Texas that acs securities services, inc. is an sec-registered stock transfer agent and financial-industry software and services provider based in dallas, texas. founded in 1994, it delivers transfer agent operations, investor and shareholder services, escheatment and unclaimed property handling, and related software for the securities industry, and is named in sec filings as transfer agent for investment funds. it is a small firm. it should not be confused with affiliated computer services, the larger it services company later acquired by xerox. They serve clients in United States. ACS Securities Services Inc. is listed on The Token Playbook's vetted provider registry at thetokenplaybook.com/registry/acs-securities-services-inc.