ES Linux Group - About Us ES Linux Group is the fast growing division of Essential Systems, located in the North Hills of Pittsburgh, PA. ES Linux Group offers its customers installation and configuration of Linux software, file/print sharing, web server installation, IP masquerading, and all your computer and server needs. ES Linux Group also offers three monthly service agreements to better service our customer's needs. Agreements include: on-site support every 30 days, remote administration, and software upgrades. ES Linux Group draws on our broad and growing experience with Linux and Linux-based sofware, including the Apache web server, Samba, Sendmail, DB2 UDB, Oracle 8, Lotus Notes, and Java. home | about us | services | contact us | search © 2003 ES Linux Group