21CS Insights

Driving the Future of Mainframe Innovation

Exploring the trends, challenges, and solutions shaping enterprise IT.

  • Featured Article

    21CS Announces STRATUSn

    MOREHEAD CITY, N.C., September 3, 2025 -21CS announces the release of STRATUSn, a transformative solution that redefines how enterprises connect mainframe data to the cloud. STRATUSnenables...

    December 4, 2025

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  • Who is 21CS? 

    The rebranding of 21CS reflects a new chapter in the company’s history. And while our commitment to provide reliable products and exceptional customer service remains the same, we are pushing...

    News

    August 1, 2023

  • 21CS Brings VSEn 6.3 to the New IBM z16 Single Frame and Rack Mount Models

    We are excited to collaborate with IBM as the company announced its new IBM z16 single frame and rack mount options available globally on May 17, 2023. Powered by the IBM Telum processor, these...

    News

    July 30, 2023

  • 21CS Acquires IBM Streams

    21CS is proud to announce the acquisition of IBM Streams. This acquisition not only signifies the continuation of the trusted relationship between 21CS and IBM but is also a defining step in 21CS’s...

    News

    July 24, 2023

  • Eddy Ciliendo Joins 21CS

    Veteran IT executive Eddy Ciliendo joins 21CS (formerly 21st Century Software) as Vice President of Business Development. In this newly created position, Ciliendo will define and lead 21CS’s...

    News

    July 13, 2023

  • IBM z16: The Ideal Platform for VSE Business Needs

    by Gonzalo Muelas Serrano

    IBM Z

    May 9, 2022

  • 21st Century Software Announces VSEn V6.3

    Wayne, PA., March 25, 2022 —21 st Century Software today announced its first version of the VSE operating system (OS)—which enters the market under the name: VSEn V6.3 with planned availability...

    VPN

    March 25, 2022

  • TDMF Improves Efficiency of IBM Z Storage Direct-to-Cloud Connections

    Article by John Hogan, published on IBM Z and LinuxOne Community

    Batch Processing

    February 14, 2022

  • 21CS Enters Agreement to License z/VSE Operating System

    by Gonzalo Muelas Serrano 21CS recognizes that organizations using IBM z/VSE value their mission-critical data. The operating system is typically used by IBM Z clients whose environments...

    VSE

    June 1, 2021

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