Home > M&A deals 2005 > Cisco Systems, Inc. acquires Intellishield Alert Manager
Add-on Acquistion · Business Services · November 2005

Cisco Systems, Inc. acquires Intellishield Alert Manager

On November 29, 2005, Cisco Systems, Inc. acquired Intellishield Alert Manager, a business services company.

Deal at a glance

AnnouncedNovember 29, 2005 TypeAdd-on Acquistion TargetIntellishield Alert Manager Buyer Cisco Systems, Inc. SectorBusiness Services ValueNot disclosed

Target company

Intellishield Alert Manager
Intellishield Alert Manager is a web-based security intelligence service, providing daily information to customers about information security threats and IT product vulnerabilities that affect the entire corporate information technology domain.The service i...
Business Servicessector
-founded
Activestatus
View the company profile →

Buyer

Cisco Systems, Inc.
Company · 312 deals on record
  • 3rd transaction in business services
312deals, all time
8in this sector
2026latest

Members only

Contact details at the buyers and sellers
The full deal history of every party
Co-investors and the other advisors on this deal
Deal value and revenue or EBITDA multiples

Related deals

WideField Security, Inc.Same lead buyer · Jul 2026
Astrix Security Ltd.Same lead buyer · Jun 2026
Galileo Technologies, Inc.Same lead buyer · May 2026

Questions about this deal

Who acquired Intellishield Alert Manager?Cisco Systems, Inc. acquired Intellishield Alert Manager on November 29, 2005.

What type of deal was it?It was a add-on acquistion in the business services sector in 2005.

See the full picture on AcquityDataContacts, full deal histories, co-investors and deal values. Free for a day with your Google account, no card needed.
Try it free
Data updated daily on AcquityData (Acquity Data).