Mainline Information Systems
Specializes in marketing, supporting and migrating storage and IBM zSeries mainframe servers. Also works with IBM midrange servers.
Multi-Platforms
Jim Keohane and his associates provide on-site and remote application development and systems programming, specializing in Web connections to the mainframe. Also provide expert wi…
Performance Associates
PAI provides education, consulting and PAI/O Driver software to assist in acquiring and managing storage subsystems in a z/OS environment.
Reliable Computer Sales
A Chicago-area company offering new and used IBM mainframes, Flex-ES mainframe systems, upgrades, peripherals and services, including backup and disaster recovery.
RSM Technology
Public and on-site training for mainframe application developers, systems programmers and operators. From Assembler to z/OS. Encompasses Circle Education, Amdahl Education, Laird…
Serebra's On-Line Learning Center
Self-study, including many mainframe, courses offered on CD-ROM, or as 3 and 12 month Web-based training subscriptions. Formerly FirstClass Systems.
Techknowledge Training
Headquartered in Maryland, with z/OS-based scheduled public mainframe courses in U.S. cities.
The Trainer's Friend
Heavy emphasis on mainframe classroom courses, mostly for z/OS environments. Also offers Remote Contact Training (RCT).
Themis Training
Instructor-led courses offered in many major U.S. cities, including many mainframe topics.
Train Your Business
Public and in-house classroom, mostly IBM mainframe, courses. Formerly Techknowledge Training and Amdahl Education.
Verhoef Training
U.S. site with links to Verhoef's UK and South African site. z/OS-based mainframe education includes public classroom courses, on-site training and user group courses and seminars.
Windham Consulting Group
Classroom courses for Application Programmers using IBM Mainframes. Services include Curriculum Design and Development, Database Design and Maintenance, Leadership Development, Me…
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