Tech M&A deals of 2010

A summary of who did the buying, who got bought, how much they went for and why. We'll be updating as more deals are made.

Past M&As:

Cisco buys Linesider

Why: Cisco is interested in the LineSider technology for rapid network provisioning software, as well as for its workforce of engineers. Both will help in Cisco's pursuit of the fledgling cloud market.

Related story: Cisco to acquire LineSider for cloud tech

Trend Micro buys Mobile Armor

Why: Expands Trend Micro's encryption portfolio to include privately held Mobile Armor's full/disk, file-folder and revocable media encryption for endpoints.

Related story: Trend Micro buys encryption firm

Mellanox Technologies buys Voltaire

Why: The deal will give Mellanox more scale as well as penetration into verticals such as financial services and energy. Both companies are best known for their InfiniBand interconnect technologies, but also sell Ethernet-based products.

Related story: Mellanox buys Voltaire for $218 million

Red Hat buys Makara

Why: Red Hat plans to use Makara technologies as part of its Cloud Foundations portfolio. When combined with Red Hat JBoss Enterprise Middleware, the Makara platform could allow additional monitoring, rollback and scaling tools.

Related story: Red Hat acquires Makara

EMC buys Isilon

Why: Isilon's NAS systems will be aligned with EMC's Atmos object storage products to provide a low-cost, scalable platform for managing large amounts of "Big Data," an industry term referring to the growing flood of information generated by utilities, online media companies and other verticals, according to a statement.

Related story: EMC to buy Isilon for $2.25B

Juniper buys Trapeze

Why: The purchase fills a gaping hole – wireless LANs -- in Juniper's enterprise networking portfolio.

Related story: Juniper buys WLAN pioneer Trapeze for $152 million

Attachmate buys Novell

Why: Fleshes out Attachmate's management software portfolio with Novell's workload and desktop management technologies, as well as open source technology. (A Microsoft-led consortium also snagged Novell intellectual property worth $450 million). Novell had rejected an unsolicited bid from a New York hedge fund earlier in the year that Novell management felt undervalued the onetime network industry leader's assets.

Related story: Networking pioneer Novell sells out to Attachmate and Microsoft-led group

Talend buys Sopera

Why: Enables open source data integration vendor Talend to expand its service-oriented architecture offerings via Sopera's open source enterprise service bus and other technologies.

Related story: Talend acquires SOA vendor Sopera

Quest buys BakBone

Why: Expands Quests data protection product portfolio with real-time data protection, deduplication and replication offerings, as well as tape and disk-based recovery and backup products.

Related story: Quest buys data protection vendor BakBone

Oracle buys Art Technology Group

Why: ATG's e-commerce technology will be "highly complementary" to Oracle's existing lineup of CRM, ERP and other software, according to Oracle.

Related story: Oracle buys Art Technology Group for $1 billion

Dell buys Boomi

Why: Boomi provides services to simplify deployment and management of cloud-based applications alongside existing on-premise applications. For Dell, the acquisition is a step ahead in building a stronger portfolio of products as more businesses move toward Web-based computing.

Related story: Dell buys SaaS integration company Boomi

Microsoft buys Canesta

Why: Canesta has developed chips that allow natural user interactions with machines, so the buyout should further Microsoft's goal of creating more natural user interfaces

Related story: Microsoft buys chip company Canesta

Global Crossing Acquires Genesis Networks

Why: Genesis offers video-based services to broadcasters, producers and aggregators of specialized programming, so buyout is designed to enable Global Crossing to address more specialized video requirements from customers.

Related story: Global Crossing Acquires Genesis Networks

Shoretel buys Agito

Why: Mobile connectivity with corporate PBXs via cellular and Wi-Fi.

Related story: ShoreTel buys Agito for mobile networking gear

IBM buys Clarity

Why: Clarity's financial governance software will bolster IBM's analytics software portfolio. IBM has spent $14 billion on companies in this area over the past few years.

Related story: IBM buys Clarity Systems for financial software

Oracle buys Passlogix

Why: Purchase of the single sign-on company strengthens Oracle's security offerings across enterprise, cloud and mobility platforms.

Related story: Oracle's acquisition of Passlogix is a logical move

Assa Abloy buys ActivIdentity

Why: To gain additional capabilities focused on convergence of physical and logical access.

Related story: Assa Abloy to buy ActivIdentity for $162 million

Microsoft buys AVIcode

Why: AVIcode's application monitoring software for .Net applications will boost Microsoft's System Center management software and its Windows Azure cloud business.

Related story: Microsoft acquires .NET vendor AVIcode

Google buys Blindtype

Why: Company makes software that simplifies typing on touchscreen phones and devices, including Android devices and Apple iPhones and iPads.

Related story: Google buys BlindType to help Android users type more easily

Red Bend buys VirtualLogix

Why: Provides Red Band, a mobile software management company, with mobile virtualization software for x86 and Arm processors designed to make software development and updating faster and cheaper.

Related story: Red Bend buys VirtualLogix for mobile virtualization

Alcatel-Lucent buys OpenPlug

Why: Alcatel-Lucent's latest push into the mobile application space, where it hopes to become the middleman between service providers and developers. OpenPlug is the creator of ELIPS Studio, a tool that allows developers to write an application once, and then translate it into native code that can run on iPhones and Android-based smartphones.

Related story: Alcatel-Lucent buys mobile apps dev-tool vendor OpenPlug

Intel buys Infineon's wireless division

Why: The acquisition could help Intel grow faster in the high-volume smartphone market, where the company has minimal presence. Most smartphones today carry chips designed by rival Arm, and Intel has had its eye on the smartphone market as the volume of chips for mobile devices outpaces traditional CPUs that go into PCs.

Related story: Intel to acquire Infineon's wireless division

HP buys Stratavia

Why: HP says Stratavia's technologies will help enterprise customers to simplify the deployment and management of applications in hybrid IT environments, including physical, virtual and cloud environments.

Related story: HP acquires automation vendor Stratavia

Google buys SocialDeck

Why: Bolsters Google's presence in social networking and mobile gaming.

Related story: Google Buys SocialDeck Mobile Game Firm

Cisco buys ExtendMedia

Why: Enrique Rodriguez, senior vice president and general manager in Cisco's Service Provider Video Technology Group: "ExtendMedia will strengthen Cisco's position in the delivery of IP video services by enabling service providers to provide a more interactive and personal experience and to optimize quality for consumer viewing devices."

Related story: Cisco to buy ExtendMedia

Motorola buys 280 North

Why: Motorola is interested in using 280 North's technology and expertise to develop Android applications.

Related story: Motorola buys Web app developer 280 North

VMware busy Integrien

Why: Integrien makes real-time performance analytics software that will help VMware customers simplify and automate the management of virtual infrastructure.

Related podcast: VMware to acquire two companies

RIM buys Cellmania

Why: Provides RIM with back-end infrastructure technology that could be used to improve its mobile applications store.

Related story: RIM Cellmania Purchase Doesn't Change Anything

VMware busy TriCipher

Why: TriCipher helps secure software-as-a-service applications and in-house apps with a single sign-on system that controls access to both internal and external IT resources.

Related story: VMware's ex-Microsoft exec Paul Maritz says Windows no longer center of innovation

Nokia buys Motally

Why: Nokia hopes to use Motally's mobile analytics tools to make it easier for developers and publishers to "optimize the development of their mobile applications through increased understanding of how users engage."

Related story: Nokia acquires mobile analytics company Motally

Intel buys McAfee

Why: To integrate McAfee security software with Intel hardware to provide consistent embedded security across networked devices ranging from smartphones to servers to cars.

Related story: McAfee inside: How Intel bid could shake up IT security

HP buys 3PAR

Why: 3Par sells a storage virtualization technology that allows companies to reduce the volume of storage they need to allocate to run their applications. 3Par President and CEO David Scott said in a statement that being part of HP will allow 3Par's products to "truly thrive." HP beat out Dell in a bidding war for the acquisition.

Related story: HP and 3Par sign definitive merger agreement

Tektronix Communications to buy Arbor Networks

Why: Arbor's security software, including anti-distributed DoS and botnet offerings, complement Tektronix's network management tools for service providers.

Related story: Tektronix Communications to buy Arbor Networks

Google buys Slide

Why: Bolster Google's efforts in social networking, gaming.

Related story: Google confirms Slide acquisition

St. Bernards Red Condor

Why: To augment St. Bernard's security appliances with both Red Condor's hosted content-filtering services and a gain of 1,900 customers, with an eye toward building hybrid managed security offerings, especially for cloud environments.

McAfee buys Trust Digital

Why: To further McAfee's mobile security strategy.

Related story: McAfee to acquire Trust Digital to further mobile security

IBM buys Storwize

Why: IBM says that Storwize's compression technology will help scan more historical data for analysis without the need for extra storage, which could help boost the performance of analytics applications and databases.

Related story: IBM acquires storage compression company

Dell buys Ocarina Networks

Why: Ocarina makes appliances and software that perform data compression and deduplication on unstructured data such as images and e-mail. The company's technology will complement Dell's EqualLogic enterprise storage arrays, Dell said.

Related story: Dell to acquire storage vendor Ocarina Networks

Nokia Siemens Networks buys Motorola's wireless unit

Why: Nokia Siemens will acquire manufacturing operations for all the major wireless systems, including GSM (Global System for Mobile Communications), CDMA (Code-Division Multiple Access), WCDMA (Wideband Code-Division Multiple Access), WiMax and LTE (Long-Term Evolution).

Related story: Nokia Siemens buys Motorola wireless network unit for $1.2B

Webroot buys BrightCloud

Why: Webroot indicated it values BrightCloud’s Web content classification technologies, which it has already used in an OEM relationship.

GFI buys Sunbelt

Why: GFI indicated it wants to use Sunbelt's VIPRE anti-malware technology in its security product line, and Sunbelt said development and sales would benefit from GFI's capital resources and market channels worldwide.

Related story: Sunbelt bought by GFI for antivirus mojo

IBM buys Bigfix

Why: Brings IBM automated mass patching from the data center for a host of business devices; IBM had already integrated much of BigFix's technology into its own services.

Related story: IBM buys BigFix for data centre patching

Dell buys Scalent

Why: Brings tools for managing physical and virtual servers into Dell's data center management portfolio. Dell had already been offering Scalent's technology via an OEM deal.

Related story: Dell gains virtualization muscle with Scalent buy

Trend Micro buys humyo

Why: Expansion into cloud-based online backup and storage in order to let consumers and small businesses access data from computer and handheld devices.

Related story: Trend Micro acquires U.K. cloud storage vendor humyo

Check Point buys Liquid Machines

Why: Adds digital rights management expertise to Check Point's lineup.

Related story: Check Point buys into enterprise rights management

Cisco buys MOTO Development Group

Why: To enhance Cisco's consumer product development road map by providing design and development consultation.

Related story: Cisco buys Moto -- no, not that Moto

Infoblox buys Netcordia

Why: IP address management, DNS and DHCP vendor Infoblox will add Netcordia's network change and configuration management technology to its portfolio to further enable Infoblox's network infrastructure automation strategy.

Related story: Infoblox buys out Netcordia in network management union

HP buys Palm

Why: HP's point of view, it gives them a position in the fast growing mobile device market, and Palm's WebOS is seen as good technology. As for Palm, it needed a buyer to give it any chance of going up against stronger players such as Apple, RIM and Microsoft.

Related story: HP-Palm buyout FAQ

Google buys Labpixies

Why: Gives Google more control over a partner that makes Web widgets used by Google on its iGoogle personalized homepage service. Labpixies has made a name for itself with game apps, including Flood-it! Pro.

Related story: Google buys widget-maker Labpixies

McAfee buys tencube

Why: McAfee intends to take Singapore-based tenCube's WaveSecure consumer-oriented mobile smartphone security software/service for Android, Blackberry, Symbian, Windows Mobile, iPhone and Java-powered feature phones and expand it beyond its base of half a million customers largely in Asia. The service focuses on location, back-up and wipe technologies, but may eventually be integrated with other McAfee mobile security technologies.

Apple buys Siri

Why: Offers voice- and AI-driven personal assistant technology to the iPhone.

Related story: Apple acquires iPhone app maker Siri

Apple buys Intrinsity

Why: Apple liked what it saw in Intrinsity technology, which is widely-believed to be instrumental in the A4 processor that powers the iPad. Intrinsity makes design tools for building efficient processors.

Related story: Apple buys up another chip maker

Symantec buys GuardianEdge Technologies

Why: Symantec, which had a close relationship with GuardianEdge through a licensing arrangement, bought the privately held company for its encryption products and customer base in the government and financial sector.

Related story: Symantec encryption buyouts raise open source, overlap questions

Symantec buys PGP Corp.

Why: Symantec wants PGP for its encryption technologies, in particular that of key management, and its customer base.

Related story: Symantec encryption buyouts raise open source, overlap questions

NetApp buys Bycast

Why: NetApp's acquisition of this storage virtualization vendor will improve the company's object-based storage capabilities. Bycast's software is "designed to manage petabyte-scale, globally distributed repositories of images, video, and records for enterprises and service providers," NetApp said.

Related story: NetApp to purchase storage virtualization vendor Bycast

VMware buys Rabbit Technologies

Why: Rabbit's open source messaging platform is used to deliver messages between applications and various types of IT systems, and will boost VMware's cloud computing technology.

Related story: VMware's SpringSource boosts cloud computing plans with acquisition

Juniper buys Ankeena

Why: To optimize mobile and fixed networks for efficient video and media delivery to smartphones and other mobile devices.

Related story: Juniper acquires media content company

RIM buys Vigio

Why : Viigo, a developer of software that delivers syndicated content to mobile phones, enhances application support on BlackBerry devices.

Related story: RIM buys mobile software developer Viigo

Google buys DocVerse

Why: Lets Google offer an online component to Microsoft Word before Microsoft does so itself; complements Google Docs online services.

Related story: Google buys DocVerse

CA buys Nimsoft

Why: CA will use Nimsoft's IT service assurance software in its product strategy to manage cloud computing environments and cloud-based services. CA will also be able to sell to some 800 Nimsoft customers, 300 of which are MSPs and mostly greenfield accounts for CA.

Related story: CA buying Nimsoft to further cloud computing ambitions

Trustwave Acquires Intellitactics

Why: Gets Trustwave into automated security-information and event monitoring (SIEM), seen as benefiting the company's Payment Card Industry compliance offerings

Related story: Trustwave Acquires Intellitactics

VMware and RTO Software

Why: VMware will integrate RTO Software's management tools into its desktop and application virtualization products, making it easier for individual desktop users to access personalized settings. RTO's technology will be integrated into VMware View in mid-2010.

Related story: VMware to acquire software, R&D staff from RTO Software

Citrix buys Paglo

Why: Citrix plans to fold Paglo's IT asset monitoring services into its own Citrix Online remote support and IT management services, under the new name GoToManage

Related story: Citrix buys Paglo to boost asset management

CA and 3Tera

Why: CA will bring 3Tera's AppLogic technology in-house, offering service provider and enterprise customers tools to move existing applications into private and public cloud environments.

Related story: CA continues cloud computing buying spree

Iron Mountain buys Mimosa

Why: Mimosa's on-premises NearPoint platform is known for its ability to archive Microsoft Exchange e-mail, SharePoint data and unstructured files. It will work alongside Iron Mountain's array of software as a service archiving offerings.

Related story: Iron Mountain buying archiving vendor Mimosa

IBM buys Intelliden

Why: Intelliden's network automation software will be integrated into IBM's Tivoli group to help customers automate configuration of network devices such as hubs, routers and switches.

Related story: IBM acquires Intelliden to boost network automation

Sybase buys Aleri

Sybase buys Aleri

Why: "Aleri is a major player in event processing in financial services. Financial services is Sybase's largest vertical market and is also the largest vertical market for event processing," said Gartner analyst Roy Schulte. CEP software monitors the torrent of transactions that occur in a company's IT landscape in real time, looking for patterns and correlations and triggering alerts or corrective actions if needed.

Related story: Sybase buys assets from complex-event processing vendor

IBM buys Initiate Systems

IBM buys Initiate Systems

Why: Master data refers to classes of information such as products or suppliers that are common to a number of systems and applications within a company. MDM software is used to make sure master data entities are kept consistent and accurate. Initiate's particular strengths lie in the healthcare and government sectors, IBM said. There are multiple styles of MDM that address different scenarios, and IBM expects customers will ultimately deploy more than one MDM system.

Related story: IBM buying MDM vendor Initiate Systems

SolarWinds and Tek-Tools

Why: SolarWinds will integrate the storage resource management capabilities and products from Tek-Tools’ Profiler suite into its own Orion network monitoring and management suite to provide customers with end-to-end management of network, application and storage performance in virtualized IT environments.

Related story: SolarWinds buys Tek-Tools for storage resource management

BMC- Phurnace

Why: BMC will incorporate Phurnace's Deliver technology into its BladeLogic Server Automation Suite, providing customers with automated application release management capabilities that would reduce the cost and complexity of deploying Java-based applications on physical, virtual and cloud environments.

Related story: BMC buys app automation tech aimed at virtual, cloud environments

Cisco/Rohati

Why: Rohati, started by former Cisco engineers in 2008, has developed cloud security technology that's expected to find application in Cisco's Nexus switch line.

Related story: Cisco buys Rohati Systems

Trustwave and Bit Armor

Why: For its encryption technology, to be integrated into Trustwave's endpoint-security offering.

Related story: Trustwave buys Bit Armor

Symantec and Gideon

Why: For its Security Content Automation Protocol validating and vulnerability-assessment technology.

Related story: Symantec buys Gideon Technologies

VMware and Zimbra

Why: VMware has designs on Zimbra, an open-source messaging platform, as another brick in the construction of its cloud strategy, an orchestrated move "up the stack" to provide capabilities beyond virtualization. Following its April 2009 acquisition of SpringSource, an open-source collecton of Web application development and management tools, VMware is quickly going about creating a base platform-as-a-service offering to challenge Microsoft, Cisco, IBM/Lotus and Google.

Related story: VMware buying Yahoo's Zimbra open source messaging business

EMC and Archer Technologies

Why: Archer's GRC (governance, risk and compliance) products will be merged with EMC's RSA Security Division to help customers better maintain and enforce company policies across virtualized and physical infrastructures.

Related story: EMC acquires GRC vendor Archer Technologies

IBM buys Blade Network Technologies

Why: Blade specializes in blade and top-of-rack switches that connect racks of servers to other data center resources, such as storage arrays. The deal expands IBM's data center portfolio into networking and heightens competition with rivals HP, Dell and Cisco.

Related story: IBM buys into data center switching with Blade acquisition

BMC buys GridApp

Why: GridApp's Clarity software is already plugged into BMC's BladeLogic Server Automation platform, and will strengthen BMC's existing technologies for cloud life-cycle management.

Related story: BMC buys GridApp for cloud database automation

Google buys Widevine

Why: Provides content protection and video/audio optimization technologies to Google to support increased demand for streaming video.

Related story: Widevine To Be Acquired by Google

RIM buys The Astonishing Tribe (TAT)

Why: Brings mobile user interface and embedded technology expertise to BlackBerry maker RIM.

Related story: RIM welcomes TAT

Juniper buys Altor

Why: For securing the physical and virtual assets of virtualized data centers. Altor VF, the company's virtual firewall, is designed to stop malware outbreaks in VMs and attacks on the hypervisor, and prevent workloads with different security requirements from being mixed on the same host server.

Siemens buys fastviewer

Why: Siemens Enterprise wants to add FastViewer's multimedia conferencing and collaboration software to its OpenScape unified communications offerings. The Fastviewer software will be sold under the name OpenScape Web Collaboration.

Citrix buys Netviewer

Why: Acquiring the German maker of online meeting software will enable Citrix to attack that market in Europe more aggressively.

Related story: Citrix buys German vendor Netviewer for online meetings

Dell buys Compellent

Why: To expand its range of enterprise storage products with Compellent's virtualized storage offerings, which offer thin provisioning and tiering.

Related story: Dell agrees to buy Compellent for $960 million

EarthLink buys One Communications

Why: Buying the phone and Web service provider will further expand Earthlink's services for business customers as the company moves further away from its consumer business.

Related story: EarthLink to buy One Communications for $370M