Maintec Technologies Inc. commenced operations in 1998 and specializes in Mainframe and iSeries managed services. Maintec operates a full data center in Raleigh, North Carolina, built around an IBM z15 Business Class mainframe running z/OS 3.2, DB2 V12, CICS, IMS, and related software, as well as an iSeries environment. Maintec’s core focus is hosted and remote managed services for Mainframe and iSeries platforms, including systems programming, batch and production control, operations and data-center management, application development and maintenance, and hosted test and development environments. Maintec’s offshore software-development center houses a complete z/OS infrastructure and seating for more than 500+ software engineers, with experienced z/OS systems programmers, DB2 database administrators, CICS systems programmers, RACF security administrators, storage administrators, and operational support teams. Maintec supports customers across Insurance, Healthcare, and Financial Services, and is an approved IBM Software Service Provider (SSP), Premier Business Partner (ISV), and Authorized Training Partner (ATP), with deep expertise in the Banking industry. This combination of mainframe security depth and an automation-led delivery model is what underpins the TSS → RACF migration proposed in this document.