XING launches the XING Partner Ecosystem, based on OpenSocial with 16 applications from 13 partners.

3. Critical mass Highly active users Loyal community Combining online & offline > 7.5 million users 601,000 payers 26,000 groups 201 ambassadors 90,000 events 460,000 attendees Source: Company information, as of March 2009 Notes: (1) DACH 60% activity rate (1) 146 million connections XING – The leading European professional network 01 Strong network effects in core markets ensure strong and sustainable competitive position

4. XING core benefits 01 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09

5. Creating user value through innovation 01 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 Groups Events Jobs XING Mobile Address Book Messages Search Profile etc. Continous innovation to create even more value for business professionals Company Profiles iphone app 2.0 Blackberry app Ask XING XING News Twitter Buzz “ Members you may know“ 13 partner apps: Social scheduling Collaboration Web meetings Sharing Travel News Edutainment ...

6. Creating user value through innovation Members benefit from variety of new features and services Developers benefit from reaching millions of business professionals XING benefits from rapid development, vertical expansion Win-Win Strategy 01 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09

8. Introducing The XING Partner Ecosystem Enabled by OpenSocial 02 Launching today with 16 Initial Applications

10. Introducing The XING Partner Ecosystem Enabled by OpenSocial OpenSocial application People Activities Notifications Professional network Service Provider Interface The OpenSocial Framework enables partners to easily integrate their applications into XING’s core functionality 02

14. How The Applications Function 02 1. The Applications Directory: https://www.xing.com/opensocial View apps by Popular, Recent, Alphabetical

15. How The Applications Function 2. Add An Application: Every Application Has Its Own “Add App” Page 02 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09

16. How The Applications Function 3. Once Added, The Application Lives on The User’s XING Homepage 02

17. How The Applications Function 4. Each App Also Gets a “Canvas Page”, where The Full Functionality of The App Can Be Accessed 02

18. How The Applications Function 5. Apps Are Tightly Integrated Into XING & Enable Users to Interact With Their XING Contacts 02

19. How The Applications Function 6. As Contacts Use Apps, Activities Are Added to the XING News Feed 02

20. How The Applications Function 7. Applications Are Also Able to Create Messages & Notifications 02 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09

25. Launch Partner Apps Workspaces/file sharing Calendar/scheduling Polls/scheduling Travel community Travel organizer Mindmapping German news Stock prices Multilingual news Project Management Web meetings Slide sharing Business quiz game 02

26. Social scheduling The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem 02

29. 02 Collaboration/ project management/ workspaces The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

33. 02 Collaboration/ web meetings The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

35. 02 Sharing The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

37. 02 Travel The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

40. 02 Relevant News The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

44. 02 Edutainment The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09 The XING Partner Ecosystem

47. What’s next? Members benefit from variety of new features and services Developers benefit from reaching millions of business professionals XING benefits from rapid development, vertical expansion Win-Win Strategy 03 The XING Partner Ecosystem | XING AG | Hamburg, 22/07/09

49. Thank you for your kind attention!