AdStar

AdStar

Company type	Division of IBM; later wholly owned subsidiary
Industry	Computer storage
Predecessor	Storage Products operations of IBM
Founded	1992
Defunct	1995
Fate	Gradually dismantled; disk drive division sold to Hitachi in 2003
Headquarters	United States
Key people	Ed Zschau (Chairman and CEO), Jim Vanderslice (CEO)
Products	Disk drives, tape systems, optical devices, storage software
Parent	IBM

AdStar (Advanced Storage and Retrieval) functioned as a division within IBM responsible for overseeing all storage-related products, encompassing disk drives, tape systems, optical devices, and storage software solutions.

History

In 1992, IBM unified its Storage Products operations spread across eleven locations in eight different countries into a single entity named AdStar, thereby forming the largest information storage enterprise globally. This division achieved revenues amounting to $6.11 billion, which included $500 million derived from OEM sales, and reported a gross profit near $440 million prior to taxes and restructuring expenses.

To enhance operational independence and increase OEM sales, IBM transitioned AdStar into a wholly owned subsidiary in April 1993, appointing external executive Ed Zschau as chairman and CEO. This decision indicated IBM's consideration of divesting the unit, marking a departure from the proprietary hardware approach favored by then-chairman John Akers. However, with Lou Gerstner succeeding Akers in April 1993, strategic emphasis moved away from spinning off the unit toward revitalizing its performance. Despite these efforts, the disk drive segment's revenue declined to $3 billion by 1995 under Zschau’s leadership.

After Zschau’s exit in October 1995, IBM veteran Jim Vanderslice assumed leadership. Following this change, AdStar was gradually dismantled: the AdStar Distributed Storage Manager was renamed Tivoli Storage Manager in 1999, and the disk drive division was eventually sold to Hitachi in 2003.