Amplidata – acquired by HGST/Western Digital (March 2015)
Atlantis Computing – no longer exists, certain assets acquired by Hive-IO (July 2017)
Avere Systems – acquired by Microsoft (Jan 2018)
Brocade – acquired by Broadcom (November 2016)
Coho Data – no longer exists, closed down (August 2017)
Coraid – no longer exists, closed down (April 2015). (Resurrected once more by SouthSuite)
CleverSafe – acquired by IBM (November 2015)
Data Gravity – acquired by HyTrust (July 2017)
Datrium – acquired by VMware (July 2020)
EMC – merger with DELL into DELL Technologies (September 2016)
Dot Hill – acquired by Seagate (October 2015)
DSSD – acquired by EMC (May 2014) EOL’ed by DELL (March 2017)
Emulex – acquired by Avago (February 2015)
Exablox – acquired by StorageCraft (January 2017)
Flashsoft – acquired by SanDisk ( February 2012) Spun out as JetStream Software (mid 2018)
Fusion-io – acquired by SanDisk (June 2014)
Greenbytes – acquired by Oracle (May 2014)
Hedvig – acquired by CommVault (Sep 2019)
HP – split in two, storage now in HP Enterprise (HPE) – October 2015
Inktank (Ceph) – acquired by RedHat (April 2014)
Maxta – no longer exists, closed down (Jan 2019)
Mellanox – acquired by NVIDIA (March 2019)
NexGen Storage – acquired by Fusion-io, then SanDisk, then spun out again. Since acquired by Pivot3 (January 2015)
Nexsan – acquired by Imation (January 2013) – spun out again (January 2017)
Nimble Storage – IPO (December 2013) – acquired by HPE (March 2017)
Nimbus Data – dormant since 2015. No idea if they still exist or not.
Nutanix – IPO (September 2016)
PernixData – acquired by Nutanix and EOL’ed soon after (September 2016)
Pivot3 – acquired by Quantum (July 2021)
Portworx – acquired by Pure Storage (September 2020)
PrimaryData – rumored to have closed down (January 2018)
ProximalData – acquired by Samsung (November 2014)
Pure Storage – IPO (October 2015)
QLogic – acquired by Cavium (June 2016)
RedHat – acquired by IBM (July 2019)
SanDisk – acquired by Western Digital (October 2015)
ScaleIO – acquired by EMC (July 2013)
SimpliVity – acquired by HPE (January 2017)
Skyera – acquired by HGST/Western Digital (December 2014)
SolidFire – acquired by NetApp, announced in December 2015
Springpath – acquired by Cisco (August 2017) Rebranded as Cisco HypeFlex (End of Sale/End of Life announcement by Cisco (September 2023)
Tegile – acquired by Western Digital (August 2017)
Texas Memory Systems (TMS) – acquired by IBM (October 2012)
Tintri – IPO (June 2017) Filed for Chapter 11 / Bankruptcy – acquired by DNN (July 2018)
TwinStrata – acquired by EMC (July 2014)
Violin Memory – IPO (September 2013) – Filed for Chapter 11 (December 2016) Resurfaced under new leadership as Violin Systems.
Virsto – acquired by VMware (February 2013)
VMware Virtual Storage Appliance – end of life announcement (April 2014)
Virident – acquired by HGST/Western Digital (September 2013)
Whiptail – acquired by Cisco Renamed Invicta (October 2013). Invicta end of life announcement (July 2015)
X-IO – Storage business (ISE) acquired by Violin Systems (October 2018) Remaining business rebranded as Axellio Inc
Xangati – acquired by Virtual Instruments (October 2016)
Xsigo – acquired by Oracle (July 2012)
XtremIO – acquired by EMC (May 2012)
Those are the ones I could think of but I’m sure I have missed some. Please leave a comment if I did.
I’m also pretty sure that we are going to see a lot more changes in this space. Interesting times.