Lars Ritzman's Swedish consulting firm offering z/OS systems programming, specializing in IMS.

U.S. training, consulting and software education in Application development, z/OS, WebSphere, Networks and MQSeries.

An IBM partner/reseller and Lotus Notes business partner offering a variety of products and services for eserver zSeries running z/OS, z/VM and VSE/ESA operating systems.

EDS’ managed mainframe services provide you with a spectrum of mainframe IT solutions for the IBM z/series platform in a data center environment. Includes managed services and IT mainframe outsourcing.

Mainframe Systems Programming and Application Development, specializing in OPC and Tivoli Service Desk.

Information Availability Institute provides both generic and DB2-specific availability skills training.

An I.B.M. business partner functioning as a software distributor, consulting services and technical training/education provider. Services include z/OS, DB2, and Data Security.

The 1973 test written by Dr. Jack M. Wolfe, to determine how well suited (aptitude) an individual is to Mainframe Technical Support (Systems Programming); it does not test knowledge. Currently available, along with many other tests, from Walden Person...

IBM Global Services Consulting: Business Continuity and Recovery Services for IBM Mainframe (z/Series) and open systems environments.