http://www.nationmaster.com/encyclopedia/EComStation

"eComStation is a version of the PC operating system OS/2, published by
Serenity Systems International, USA. It includes several additions and
accompanying software."


http://www.nationmaster.com/encyclopedia/OS/2

"Although shortly after the release of Warp 4, IBM began indicating
that OS/2 would eventually be withdrawn, the company has not published
a definite end of support date so far. The latest IBM version is 4.52
which was released for both desktop and server systems in December
2001. A company called Serenity Systems has been reselling OS/2 since
2001, calling it eComStation. The latest version is 1.2, released in
2004. eComStation is a version of the PC operating system OS/2,
published by Serenity Systems International, USA. It includes several
additions and accompanying software. ... "