Acquisitions
| Date | Company | Business | Country | Value (USD) | References |
|---|---|---|---|---|---|
| 01987-07-30July 30, 1987 | Forethought | Computer software | United States | 700714000000000000014,000,000 | |
| 01991-03-31March 31, 1991 | Consumers Software | Software | Canada | 700720500000000000020,500,000 | |
| 01992-06-29June 29, 1992 | Fox Software | PC database software | United States | 7008174800000000000174,800,000 | |
| 01994-02-28February 28, 1994 | Softimage | Wholesale 3-D visualization software | Canada | 7008139000000000000139,000,000 | |
| 01994-09-27September 27, 1994 | Altamira Software | Software | United States | — | |
| 01994-11-01November 1, 1994 | NextBase | Software | United States | — | |
| 01994-11-15November 15, 1994 | One Tree Software | Software | United States | — | |
| 01995-02-23February 23, 1995 | RenderMorphics | 3D graphics hardware | United States | — | |
| 01995-07-10July 10, 1995 | Network Managers | Systems design | United Kingdom | — | |
| 01995-10-17October 17, 1995 | Blue Ribbon Soundworks | Software | United States | — | |
| 01995-11-06November 6, 1995 | Netwise | Computer software | United States | — | |
| 01995-12-12December 12, 1995 | Bruce Artwick Organization | Programming | United States | — | |
| 01996-01-16January 16, 1996 | Vermeer Technologies | Software | United States | — | |
| 01996-03-06March 6, 1996 | VGA-Animation Software Div | Software | Germany | — | |
| 01996-03-12March 12, 1996 | Colusa Software | Software | United States | — | |
| 01996-04-16April 16, 1996 | Exos | Video game controllers | United States | — | |
| 01996-04-23April 23, 1996 | Aspect Software Engineering | Computer software | United States | 700714150000000000014,150,000 | |
| 01996-06-11June 11, 1996 | eShop | Software | United States | — | |
| 01996-06-17June 17, 1996 | Electric Gravity | Electronic games | United States | — | |
| 01996-11-01November 1, 1996 | Panorama Software Sys-On-Line | Software | Canada | — | |
| 01997-02-03February 3, 1997 | NetCarta | Internet software | United States | 700720000000000000020,000,000 | |
| 01997-03-03March 3, 1997 | Interse | Internet software | United States | — | |
| 01997-04-30April 30, 1997 | WebTV Networks | Internet service provider | United States | 7008425000000000000425,000,000 | |
| 01997-05-07May 7, 1997 | Dimension X | Java-based platforms | United States | — | |
| 01997-06-13June 13, 1997 | Cooper & Peters | Programming | United States | — | |
| 01997-06-30June 30, 1997 | LinkAge Software | Internet software development | Canada | — | |
| 01997-08-05August 5, 1997 | VXtreme | Internet video software | United States | — | |
| 01997-12-31December 31, 1997 | Hotmail | Internet software | United States | 7008500000000000000500,000,000 | |
| 01998-02-23February 23, 1998 | Flash Communications | Enterprise instant messaging software | United States | — | |
| 01998-04-15April 15, 1998 | Firefly | Relationship management software | United States | 700740000000000000040,000,000 | |
| 01998-04-28April 28, 1998 | MESA Group | Data sharing software | United States | — | |
| 01998-08-25August 25, 1998 | Valence Research | Internet software | United States | — | |
| 01998-11-06November 6, 1998 | LinkExchange | Internet advertising network | United States | 7008265000000000000265,000,000 | |
| 01999-01-11January 11, 1999 | FASA Interactive | Computer game software | United States | — | |
| 01999-03-04March 4, 1999 | CompareNet | Shopping online | United States | — | |
| 01999-03-26March 26, 1999 | Numinous Technologies | Software | United States | — | |
| 01999-04-27April 27, 1999 | Interactive Objects-Digital | Web music software | United States | — | |
| 01999-04-30April 30, 1999 | Jump Networks | Internet service provider | United States | — | |
| 01999-06-07June 7, 1999 | ShadowFactor Software | Wholesale computer software | United States | — | |
| 01999-06-15June 15, 1999 | Omnibrowse | Internet software | United States | — | |
| 01999-06-28June 28, 1999 | Intrinsa | Defect detection software | United States | 700758900000000000058,900,000 | |
| 01999-07-01July 1, 1999 | Sendit | Application software | Sweden | 7008125420000000000125,420,000 | |
| 01999-07-07July 7, 1999 | Zoomit | Encryption software | Canada | — | |
| 01999-07-21July 21, 1999 | STNC | Community software | United Kingdom | — | |
| 01999-09-19September 19, 1999 | Softway Systems | Computer programming | United States | — | |
| 01999-10-29October 29, 1999 | Entropic | Software | United States | — | |
| 02000-01-07January 7, 2000 | Visio Corporation | Wholesale drawing software | United States | 70091375000000000001,375,000,000 | |
| 02000-02-29February 29, 2000 | Peach Networks | Digital TV services | Israel | — | |
| 02000-03-17March 17, 2000 | Travelscape | Internet service provider | United States | 700789750000000000089,750,000 | |
| 02000-04-12April 12, 2000 | Titus Communications | Cable television | United States | 7008944800000000000944,800,000 | |
| 02000-06-19June 19, 2000 | Bungie Software | Computer software | United States | — | |
| 02000-07-12July 12, 2000 | NetGames | Software | United States | — | |
| 02000-09-13September 13, 2000 | MongoMusic | Online music search engine | United States | 700765000000000000065,000,000 | |
| 02000-09-27September 27, 2000 | Pacific Microsonics | Digital audio technology | United States | — | |
| 02001-03-17March 17, 2001 | Vacationspot | Internet service provider | United States | 700770850000000000070,850,000 | |
| 02001-04-05April 5, 2001 | Great Plains Software | Business management software | United States | 7008939884000000000939,884,000 | |
| 02001-05-02May 2, 2001 | Intellisol International | Software | Canada | — | |
| 02001-05-31May 31, 2001 | NCompass Labs | Internet software | Canada | 700736000000000000036,000,000 | |
| 02001-06-21June 21, 2001 | Maximal Innovative Intelligence | Software | Israel | 700720000000000000020,000,000 | |
| 02001-07-01July 1, 2001 | Yupi | Online Spanish Portal | United States | — | |
| 02002-03-11March 11, 2002 | Classic Custom Vacations | Travel agency | United States | 700778000000000000078,000,000 | |
| 02002-05-22May 22, 2002 | Sales Management Systems | Software | United States | — | |
| 02002-07-12July 12, 2002 | Navision | Software programming | Denmark | 70091330000000000001,330,000,000 | |
| 02002-07-29July 29, 2002 | Mobilocity | Computer consulting | United States | — | |
| 02002-09-10September 10, 2002 | XDegrees | Security software | United States | — | |
| 02002-09-24September 24, 2002 | Rare | Software and video games | United Kingdom | 7008375000000000000375,000,000 | |
| 02002-12-13December 13, 2002 | Vicinity | Online enterprise location | United States | 700795849000000000095,849,000 | |
| 02003-02-25February 25, 2003 | Connectix | Software | United States | — | |
| 02003-03-03March 3, 2003 | DCG | Internet software | Australia | — | |
| 02003-04-30April 30, 2003 | PlaceWare | Web conferencing | United States | 7008200000000000000200,000,000 | |
| 02003-05-27May 27, 2003 | G.A. Sullivan | Information technology | United States | — | |
| 02003-06-10June 10, 2003 | GeCAD Software | Antivirus technology | Romania | — | |
| 02003-08-29August 29, 2003 | 3DO Co-High Heat Baseball | Software | United States | 7005450000000000000450,000 | |
| 02004-04-22April 22, 2004 | Encore Bus Solutions-IP Asts | IP assets | United States | — | |
| 02004-04-26April 26, 2004 | ActiveViews | Reporting systems | United States | — | |
| 02004-07-16July 16, 2004 | Lookout Software | Personal search tool | United States | — | |
| 02004-12-16December 16, 2004 | GIANT Company Software | Anti-spyware | United States | — | |
| 02005-03-02March 2, 2005 | en'tegrate | Software | United States | — | |
| 02005-04-09April 9, 2005 | Groove Networks | Community software | United States | — | |
| 02005-05-11May 11, 2005 | MessageCast | Messaging | United States | 70067000000000000007,000,000 | |
| 02005-05-31May 31, 2005 | Tsinghua-Shenxun-Cert Asts | Certain assets | China | 700715000000000000015,000,000 | |
| 02005-06-21June 21, 2005 | Sybari Software | Software | United States | — | |
| 02005-08-29August 29, 2005 | Teleo | VoIP | United States | — | |
| 02005-08-31August 31, 2005 | FrontBridge Technologies | Email protection | United States | — | |
| 02005-09-19September 19, 2005 | Alacris | Certificate management software | United States | — | |
| 02005-11-03November 3, 2005 | media-streams.com | Software | Switzerland | — | |
| 02005-11-17November 17, 2005 | 5th Finger | Mobile | Australia | 70063153000000000003,153,000 | |
| 02006-01-19January 19, 2006 | UMT-Software and IP Assets | Software | United States | — | |
| 02006-02-13February 13, 2006 | MotionBridge | Search | France | 700717858000000000017,858,000 | |
| 02006-02-13February 13, 2006 | Seadragon Software | Software | United States | — | |
| 02006-03-07March 7, 2006 | Apptimum | Software | United States | — | |
| 02006-03-07March 7, 2006 | Onfolio | Internet software | United States | — | |
| 02006-04-06April 6, 2006 | Lionhead Studios | Video games | United Kingdom | — | |
| 02006-04-26April 26, 2006 | AssetMetrix | Enterprise software | Canada | — | |
| 02006-05-04May 4, 2006 | Massive Incorporated | Video game advertising | United States | — | |
| 02006-05-04May 4, 2006 | Vexcel | Mapping software | United States | — | |
| 02006-05-15May 15, 2006 | DeepMetrix | Web log analysis | United States | — | |
| 02006-06-06June 6, 2006 | ProClarity | Analysis software | United States | — | |
| 02006-06-27June 27, 2006 | iView Multimedia | Digital asset management | United Kingdom | — | |
| 02006-07-17July 17, 2006 | Softricity | application virtualization software | United States | — | |
| 02006-07-18July 18, 2006 | Winternals Software | Software | United States | — | |
| 02006-07-26July 26, 2006 | Whale Communications | Applications | Israel | — | |
| 02006-09-26September 26, 2006 | Gteko | Applications | Israel | — | |
| 02006-10-02October 2, 2006 | DesktopStandard | Applications | United States | — | |
| 02006-10-12October 12, 2006 | Colloquis | Natural language software | United States | — | |
| 02007-03-09March 9, 2007 | Medstory | Internet search engine | United States | — | |
| 02007-03-26March 26, 2007 | devBiz Business Solutions | Software tools | United States | — | |
| 02007-05-03May 3, 2007 | ScreenTonic | Advertising and marketing | France | — | |
| 02007-05-03May 3, 2007 | Tellme Networks | Mobile phone software | United States | — | |
| 02007-05-09May 9, 2007 | SoftArtisans | Business Intelligence software | United States | — | |
| 02007-06-04June 4, 2007 | Engyro | Information technology | United States | — | |
| 02007-06-07June 7, 2007 | Stratature | Master Data Management | United States | — | |
| 02007-06-29June 29, 2007 | Savvis Inc-Data Centers | Networking | United States | 7008200000000000000200,000,000 | |
| 02007-08-13August 13, 2007 | AdECN | Ad Exchange | United States | — | |
| 02007-08-13August 13, 2007 | aQuantive | Digital marketing | United States | 70096333000000000006,333,000,000 | |
| 02007-10-02October 2, 2007 | Jellyfish.com | Search engine | United States | — | |
| 02007-10-05October 5, 2007 | Parlano | Enterprise messaging software | United States | — | |
| 02007-10-29October 29, 2007 | Global Care Solutions-Assets | Assets | Thailand | — | |
| 02007-11-01November 1, 2007 | HOB Business Solutions | Information technology | Denmark | — | |
| 02007-11-15November 15, 2007 | Musiwave | Mobile music entertainment | France | — | |
| 02007-12-12December 12, 2007 | Multimap.com | Mapping | United Kingdom | — | |
| 02008-01-22January 22, 2008 | Calista Technologies | Software | United States | — | |
| 02008-02-07February 7, 2008 | Caligari Corporation | Software | United States | — | |
| 02008-02-27February 27, 2008 | YaData | Software | Israel | — | |
| 02008-03-14March 14, 2008 | Rapt | Advertising yield management software | United States | — | |
| 02008-03-19March 19, 2008 | Komoku | Rootkit security software | United States | 70065000000000000005,000,000 | |
| 02008-03-31March 31, 2008 | 90 Degree Software | Business intelligence software | Canada | — | |
| 02008-04-14April 14, 2008 | Farecast | Online search software | United States | 700775000000000000075,000,000 | |
| 02008-04-15April 15, 2008 | Danger | Mobile Internet software | United States | 7008500000000000000500,000,000 | |
| 02008-04-25April 25, 2008 | Fast Search & Transfer | Enterprise search | Norway | 70091191000000000001,191,000,000 | |
| 02008-05-26May 26, 2008 | Kidaro | Software | United States | — | |
| 02008-06-04June 4, 2008 | Quadreon | Software | Belgium | — | |
| 02008-06-18June 18, 2008 | Navic Networks | Management software | United States | — | |
| 02008-06-26June 26, 2008 | Mobicomp | Mobile applications | Portugal | — | |
| 02008-08-11August 11, 2008 | Powerset | Semantic Search | United States | — | |
| 02008-09-16September 16, 2008 | DATAllegro | Data software | United States | — | |
| 02008-09-28September 28, 2008 | Greenfield Online | Search and e-commerce services | United States | 7008486000000000000486,000,000 | |
| 02009-03-01March 1, 2009 | 3DV Systems | Developer of ZCam, a time-of-flight camera | Israel | 35,000,000 | |
| 02009-05-07May 7, 2009 | BigPark | Interactive online gaming | Canada | — | |
| 02009-06-01June 1, 2009 | Rosetta Biosoftware | Bioinformatics solutions for life science research | United States | — | |
| 02009-09-22September 22, 2009 | Interactive Supercomputing | Software | United States | — | |
| 02009-12-10December 10, 2009 | Opalis Software | Software | Canada | — | |
| 02009-12-10December 10, 2009 | Sentillion, Inc. | Identity and Access Management Software for Healthcare | United States | — | |
| 02010-10-06October 6, 2010 | AVIcode, Inc. | .Net monitoring technology | United States | — | |
| 02010-10-29October 29, 2010 | Canesta, Inc. | 3-D sensing technology | United States | — | |
| 02011-05-10May 10, 2011 | Skype Communications, S.à r.l. | Telecommunications | Luxembourg | 70098500000000000008,500,000,000 | |
| 02011-06-07June 7, 2011 | Prodiance | Software | United States | — | |
| 02011-11-22November 22, 2011 | Videosurf | Video search | United States | 100,000,000 | |
| 02012-06-25June 25, 2012 | Yammer | Social networking | United States | 1,200,000,000 | |
| 02012-07-09July 9, 2012 | Perceptive Pixel | Multi touch hardware | United States | — | |
| 02012-10-04October 4, 2012 | PhoneFactor | Two-factor authentication system | — | ||
| 02012-10-16October 16, 2012 | StorSimple | Cloud-storage appliance vendor | — | ||
| 02012-10-17October 17, 2012 | MarketingPilot | Marketing automation firm | — |
Read more about this topic: List Of Mergers And Acquisitions By Microsoft