Symantec To Acquire Clearwell Systems, Inc.

Symantec to Acquire Clearwell Systems, Inc.May 19, 20111

Forward-Looking Statements This presentation contains forward-looking statements within themeaning of U.S. federal securities laws, including expectationsregarding the closing of Symantec’s acquisition of Clearwell Systems,Inc. and the integration of its products and technologies intoSymantec’s products and solutions, that involve known and unknownrisks and uncertainties that may cause actual results to differmaterially from those expressed or implied in this presentation. Suchrisks include, among others, satisfaction of closing conditions to thetransaction, our ability to successfully integrate the acquiredbusinesses and technologies, and customer demand for thetechnologies and integrated product offerings. Actual results maydiffer materially from those contained in the forward-lookingstatements contained in this presentation. Additional informationconcerning these and other risk factors is contained in the RiskFactors section of Symantec’s Form 10-K for the year ended April 2,2010. Symantec assumes no obligation to update any forward-lookingstatement contained in this presentation.2

What Are We Announcing Today? Symantec to acquire Clearwell Systems, Inc.– Leader in eDiscovery software– Revenue of 56 million for LTM ending March 31, 2011 Purchase price of approximately 390M, net of 20M in cash fromClearwell– Funded with approximately 345 million in cash– Issuing approximately 45 million of Symantec stock options Operations– To be led by Deepak Mohan, SVP, Information Management Group– Will be integrated into our archiving and backup group– Products to be sold through Symantec’s global sales force and both Symantecand Clearwell partner networks Transaction is expected to be 1.5 cents dilutive to non-GAAP EPSduring FY12 and accretive to FY13 results Expected to close during the September quarter pending regulatoryHart-Scott-Rodino approval and other customary closing conditions3

Why Clearwell? Unprecedented rate of information growth creates a challenge for customers to backup,manage, categorize and discover information– Extends our information management leadership by delivering market-leading eDiscovery solutions Addition of eDiscovery expands addressable market opportunity– eDiscovery is an attractive market, expected to grow at a CAGR of 14% to 1.7B in 2014– eDiscovery is complementary and converging with the fast growing 2.7B archiving market Enhances Symantec’s ability to provide end-to-end information management– Brings together the market leading products in eDiscovery and archiving– Cross sell Clearwell products into Enterprise Vault installed base due to the longstanding integrationof Enterprise Vault with Clearwell products– Future cross sell synergies with backup Existing go-to-market synergies– Many joint delivery and service partners, leading to natural go-to-market synergies Strong Financials– High growth and profitable business4

eDiscovery Growth Drivers Information growth and stricter regulatory requirements are driving higher costs for thediscovery process– Customer spend is shifting from manual discovery services to automated electronic discovery eDiscovery provides rapid and accurate visibility to information required across the enterprise,reducing risk and costs Beyond legal discovery there are additional users of eDiscovery such as HR, internal audit nceCivil, patent, &criminal lawIP theft,inappropriate useWrongful ngRegulatory requestsSEC, FDA, FERCElectronically Stored Information (ESI)Email ServersStorageDesktopsFile ServersSharePointCloud5

Addressable Market Opportunity Worldwide sales of eDiscovery forecasted to grow at a CAGR of 14% in 2014 Expands our total addressable market opportunity with an end-to-endeDiscovery solution4,449( Millions)3,7703,1631,728eDiscovery 1.7B09-14 CAGR 14%2,721Archiving 2.7B09-14 CAGR l Market 4.4B09-13 CAGR 20%1,21020101,5182011HSM and Archive Software1,86720122,26720132014eDiscovery SoftwareSource: Graphic created by Symantec based on Gartner data source. Gartner Inc., Forecast: Enterprise Software Markets, Worldwide,2008 -2015 1Q11 Update, Colleen Graham et al; Market Trends: eDiscovery Is a Buyer’s Market, Worldwide, 2010 Tom Eid December 8 20106

Clearwell at a Glance Recognized leader in eDiscovery market– Clearwell is in the “Leaders quadrant” ofGartner Magic Quadrant for eDiscovery Comprehensive set of eDiscovery solutions– Won the “Network Products Guide ReaderTrust Award” for the best products andservices in eDiscovery in 2010 Strong customer base– 400 customers– 75 partners and resellers Headquartered in Mountain View, CA– International presence with office inLondon, England Approximately 200 employees7

Clearwell Named as a Leader in 2011Gartner Magic Quadrant for eDiscovery SoftwareThe Magic Quadrant is copyrighted 2011 by Gartner, Inc. and isreused with permission. The Magic Quadrant is a graphicalrepresentation of a marketplace at and for a specific time period. Itdepicts Gartner's analysis of how certain vendors measure againstcriteria for that marketplace, as defined by Gartner. Gartner does notendorse any vendor, product or service depicted in the MagicQuadrant, and does not advise technology users to select only thosevendors placed in the "Leaders" quadrant. The Magic Quadrant isintended solely as a research tool, and is not meant to be a specificguide to action. Gartner disclaims all warranties, express or implied,with respect to this research, including any warranties ofmerchantability or fitness for a particular purpose.This Magic Quadrant graphic was published by Gartner, Inc. as part ofa larger research note and should be evaluated in the context of theentire report. The Gartner report is available upon request fromClearwell.Source: Gartner, Inc., Magic Quadrant for E-Discovery Software, Debra Logan, John Bace, May 13, 20118

Clearwell’s Comprehensive Product Portfolio Clearwell has four product modules that cover the entire eDiscovery lifecycle All capabilities are delivered as a software, in an appliance or as a hosted serviceLifecycle Reporting & Case Management1Legal HoldEnablescorporations toautomate andmanage their legalhold process andminimizes risks2Identification& CollectionAllows IT and Legalteams to easilyidentify anddefensibly collectdata from across theenterprise3Processing,Search & AnalysisAllows IT and Legalto rapidly andaccurately filter,process, search, andanalyze data inmultiple formatsand languages4Review &ProductionProvides legalprofessionals with awide range offeatures needed torapidly conducte-discovery reviewReportingProvides casemgmt. capabilitieslike analytics,lifecyclereporting, usermgmt, audit trailto customers9

The Clearwell and Symantec Value Proposition It is 1600 times more expensive to review data than to store it150 TB50 TB500 GBArchive &StoreDiscover &PreserveAnalyze &Review5-10 GBProductionSymantec’s Enterprise VaultClearwell’s eDiscovery SolutionsEnd-to-End Archiving and eDiscovery with Enterprise Vault and Clearwell’s Products10

Clearwell Sales and Go-To-Market Clearwell products are directly sold toenterprises and law firms– Direct sales are segmented into enterprise,federal, international and channel teams– Operating in multiple geographies: US, Canadaand UK Clearwell has 75 partners selling theirtechnology– As resellers to enterprises– As a hosted service– As part of consulting services or a reactivediscovery response engagementClearwellSales MixInternational20%US80% Existing joint customers and partners– A growing list of common delivery and service partners– Numerous customers benefitting from integration of Enterprise Vault withClearwell products– Leverage our global sales and go-to-market footprint to sell Clearwell’sproducts11

Summary As unprecedented rate of information growth creates achallenge for customers, Symantec will extend it’s informationmanagement leadership by delivering market-leadingeDiscovery solutions Expand Symantec’s addressable market by positioning thecompany as a leader in enterprise eDiscovery software growingat a CAGR of 14% Brings together the industry’s leading archiving and eDiscoverysolutions which are already integrated Cross sell Clearwell products into Enterprise Vault installed baseand realize future cross sell synergies with backup High growth and profitable business12

Thank youFor questions please contact:Helyn Corcoshcorcos@symantec.com(650) 527-5523Copyright 2010 Symantec Corporation. All rights reserved. Symantec and the Symantec Logo are trademarks or registered trademarks of Symantec Corporation or itsaffiliates in the U.S. and other countries. All rights reserved. VeriSign and the Checkmark Circle Design are registered trademarks of VeriSign, Inc. Symantec will acquire theCheckmark Circle Design mark from VeriSign as a part of the acquisition. Symantec plans to use the Checkmark Circle Design mark in connection with the business aftercompletion of the acquisition. Other names may be trademarks of their respective owners.This document is provided for informational purposes only and is not intended as advertising. All warranties relating to the information in this document, either express or implied,are disclaimed to the maximum extent allowed by law. The information in this document is subject to change without notice.13

Appendix14

eDiscovery Workflow Electronic Discovery Reference Model (EDRM) is a standard frameworkfor describing steps in the eDiscovery process and evaluatingeDiscovery products and servicesInformation ManagementPreparing “electronichouse” for eDiscoveryeventsSource: EDRM (edrm.net)IdentificationLocating potentialsources of ESI;determining scope,breadth, depthPreservationEnsuring ESI is protectedfrom inappropriate alterationor destructionCollectionGathering ESI for further usein the e-discovery process(e.g., processing, review)ProcessingReducing the volume of ESIand converting for moresuitable review, analysisReviewEvaluating ESI for relevanceand privilegeAnalysisEvaluating ESI for content &context, including keypatterns, topics, people, etc.ProductionDelivering ESI to othersin appropriate forms &using appropriatedelivery mechanismsPresentationDisplaying ESI beforeaudiences, especially innative forms, to elicitfurther info or persuade15

eDiscovery Landscape Clearwell’s leading eDiscovery capabilities coupled withSymantec’s leading archiving and backup products will provideone of the most comprehensive solution Information ReviewAnalysisProduction16

May 19, 2011 · Gartner Magic Quadrant for eDiscovery Software Source: Gartner, Inc., Magic Quadrant for E-Discovery Software, Debra Logan, John Bace, May 13, 2011 The Magic Quadrant is copyrighted 2011 by Gartner, Inc. and is reused with permission. The Magic Quadrant is a graphical representati