XING – European XING – European market leader

in business networking!

Conference Call presentation March 27th, 2008

Disclaimer

This presentation is made by XING AG (the "Company") solely for use at the investor presentation held in March 2008 and is strictly confidential. It is furnished to you solely for your information and may not be copied, distributed or otherwise made available to any other person by any recipient. Neither this presentation nor any copy of it may be taken or transmitted into the United States or distributed in the United States. Any failure to comply with this restriction may constitute a violation of the U.S. securities laws. The distribution of this document in other jurisdictions may also be restricted by law, and persons into whose possession this presentation comes should inform themselves about, and observe, any such restrictions.The facts and information contained herein are as up to date as is reasonably possible and are subject to revision in the future. Neither the Company nor any of its parents or subsidiaries or any of such person's directors, officers, employees or advisors nor any other person makes any representation or warranty, express or implied as to, and no reliance should be placed on, the accuracy or completeness of the information contained in this presentation. Neither the Company nor any of its parents or subsidiaries or any of its directors, officers, employees and advisors nor any other person shall have any liability whatsoever for any loss howsoever arising, directly or indirectly, from any use of this presentation. The same applies to information contained in other material made available at the presentation.While all reasonable care has been taken to ensure the facts stated herein are accurate and that the opinions contained herein are fair and reasonable, this document is selective in nature and is intended to provide an introduction to, and overview of, the business of the Company. Where any information and statistics are quoted from any external source, such information or statistics should not be interpreted as having been adopted or endorsed by the Company as being accurate.This presentation contains forward-looking statements relating to the business, financial performance and results of the Company and/or the industry in which the Company operates. These statements generally are identified by words such as "believes," "expects," "predicts," "intends," "projects," "plans," "estimates," "aims," "foresees," "anticipates," "targets," and similar expressions. The forward-looking statements, including but not limited to assumptions, opinions and views of the Company or information from third party sources, contained in this presentation are based on current plans,

08/04/20082

assumptions, opinions and views of the Company or information from third party sources, contained in this presentation are based on current plans, estimates, assumptions and projections and involve uncertainties and risks. Various factors could cause actual future results, performance or events to differ materially from those described in these statements. The Company does not represent or guarantee that the assumptions underlying such forward-looking statements are free from errors nor do they accept any responsibility for the future accuracy of the opinions expressed in this presentation. No obligation is assumed to update any forward-looking statements. By accepting this presentation you acknowledge that you will be solely responsible for your own assessment of the market and of the market position of the Company and that you will conduct your own analysis and be solely responsible for forming your own view of the potential future performance of the Company's business. This presentation speaks as of December, 2007 & February 2008. Neither the delivery of this presentation nor any further discussions of the Company with any of the recipients shall, under any circumstances, create any implication that there has been no change in the affairs of the Company since such date.

IMPORTANT NOTICE

Pro-forma resultsResults contained in this presentation are partly based on unaudited pro-forma financial results that the company derived from its preliminary and past financial statements for the indicated periods in order to make these periods comparable and show non-recurring costs.

Cautionary note regarding preliminary results and pro-forma financial resultsThis presentation contains preliminary results and pro-forma results. The preliminary results may change during their final review. While the Company believes that its pro-forma financial results are reflective of its recurrent trends and the on-going status of its business, there can be no assurance that its pro-forma results will accurately reflect these trends and status and therefore, its investors are urged not to rely solely upon the pro-forma results when making their investing decision and the pro-forma results should always be reviewed together with its actual financial results.

XING deliversTurning social networking into profit

Member base 2006 to Feb ‘08

* Compound annual growth rate

1.69m

>5.00m

0m

1m

2m

3m

4m

5m

6m

2006 Jan-08

CAGR*

~200%

Net Revenues 2006 to 2007

19.6m

10.1m

00m

05m

10m

15m

20m

25m

2006 2007

* Compound annual growth rate (Continuing operations)

CAGR*

~100%

01

08/04/20083

38 €

30 €

0 €

10 €

20 €

30 €

40 €

2006 Mrz 08

6.89

1.44

-2m

-1m

0m

1m

2m

3m

4m

5m

6m

7m

8m

2006 2007

* Compound annual growth rate * Compound annual growth rate (Continuing operations)

EBITDA development 2006 to 2007

XING’s profits ramp up!

XING share price development 31.12.06 – today

The most successful IPO in 2006/2007!

Issue Price

Actual+27%Margin: 35%

Margin: neg

XING HighlightsThe main events of 2007

Acquisition + Partnerships

� 1st acquisition: eConozco� 2nd acquisition: Neurona� US expansion: Partnership with ZoomInfo� Integration of the Spanish professional network – eConozco

Product Development� ~ 50 new product features & 4,800 platform enhancements� Opening up new revenue streams:

02

08/04/200844

� Opening up new revenue streams:�eCommerce (Marketplace / Premium World)�Launch of advertising business model

Organic growth� More than 2 million new members in 2007

Post Balance Sheet date

� Acquisition of cember.net (Turkey) in January 2008

4.000

5.000

6.000

Strongest organic growth in XING’s history730k net new members alone in Q3 2007

Member base 2006 to January 2008 in 000s

02

+186%

+3,140k

6,000

5,000

4,000

[k]

08/04/20085

4.2504.830

3.520

2.1301.690

5.000

00

1.000

2.000

3.000

Q4'06 Q1'07 Q2'07 Q3'07 Q4'07 Jan 08

5

3,000

2,000

1,000

0

1 includes acquisition of eConozco2 includes acquisition of Neurona3 includes acquisition of cember.net

1 2 3

Germany

South America

Spain

Region

XING’s member split by regionXING is the dominant player in Europe!02

1,731,000

838,000

827,000

Members [in thousand]

Dec-2007 Jan-2008

08/04/20086

Spain

Rest of Europe

Asia / Pacific

North America

827,000

749,000

456,000

196,000

Other Regions 36,000

Total 4,832,000 >5,000,000

78%68%

36%

64%

Rapid internationalisation of XING AG successfully executing globalization strategy

Regional split of total member base

02

08/04/20087

22%32%

64%

36%

Dec-04 Dec-05 Dec-06 Dec-07

7

Germany International*

*including members from eConozco, Neurona and cember.net

Strongest growth in Premium member base141k net new Premium members 2007

Payer base 2006 to 2007

400k250k

300k

350k

400k

450k

+64%

+141k

02

08/04/200888

362k

221k

0k

50k

100k

150k

200k

250k

2006 2007 Feb 08

Over 5 million members through

organic and acquisition growth

92% of XING’s premium

members active in past 30 days

02 Community value driversHigh value network through member growth and activity

Value of a social network

= Members x Activity

08/04/20089

Page views (million)

Note: Data from Jan 2008 (Europe), XING inc. Neurona.com

Source: ComScore Networks, Inc.

0,0

1,0

2,0

3,0

4,0

5,0

2005

/03

2005

/06

2005

/09

2005

/12

2006

/03

2006

/06

2006

/09

2006

/12

2007

/03

2007

/06

2007

/09

2007

/12

eConozco acquired

Neurona acquired

Members (million)

97 21

1.53 1.54

Unique visitors (million)

Increasing connections between membersMigration of eConozco & Neurona has & will add further value

Confirmed contacts (m)

60m

70m

80m

90m

+81%

02

+34m

08/04/20081010

76m

42m

0m

10m

20m

30m

40m

50m

2006 2007

Financial Highlights

03

08/04/200811

Financial Highlights

Building a track record of quarterly top line growthQuarterly growth in line to deliver revenue expectations

Quarterly Net Revenues Q4 2006 to Q4 2007 in €

0.37

0,75

4.0m

5.0m

6.0m

7.0mCQGR*

18%

05

+1.6m

6.0m

5.0m

4.0m

3.0m

08/04/20081212

3.43.9

4.34.9

5.3

0.0m

1.0m

2.0m

3.0m

Q4'06 Q1'07 Q2'07 Q3'07 Q4'07

* Compound Quarterly Growth Rate (Continuing operations)

3.0m

2.0m

1.0m

0m

Subscriptions eCommerce Advertising

XING achieves profitability guidanceEBITDA margin on continuing operations >35%

1,669

4,884

Full year 2007

Continuing operations in €

25%

9%

31%

100%

Other operating expenses

04

Travel & entertainment

Server leasing, hosting & admin.

Payment processing

Other expenses

Legal & audit fees

Third-Party services

729

330

1,557

1,027

1,459

1,060

08/04/20081313

5,6126,0594,715

6,894

19,609

4471,3932,179

6,162

Non-proportional

Net revenue

Personnel expenses

Marketing expenses

Other operating expenses

Underlying EBITDA

D&A Underlying EBIT

Interest income

Underlying EBT

7%

24%31%

11%

Proportional

Taxes Underlying Net profit

29%2%

6.89m=35%

2007 IFRS cost basecost structures continue to scale effectively

(% of Revenue)

Marketing

530k

Personnel expenses

(% of Revenue)

1,2141,343k

Other expenses

(% of Revenue)

1,636k

1,271k

04

1,094k

1,533k

16%

751k

1,233k

1,722k

08/04/20081414

132k

Q1 07 Q2 07 Q1 07 Q2 07

30%

Q1 07 Q2 07

31%31%

3%

12%42%

Q3 07 Q3 07 Q3 07

5%

22%31%

238k

Q4 07

16%

Q4 07

19%

Q4 07

27%

Full Year 2007:

1,651k

9%

Full Year 2007:

4,884k

25%

Full Year 2007:

6,162k

31%

Investor RelationsContact Details06

08/04/200815

Patrick Möller

Director Investor Relations

XING AGGaensemarkt 4320354 HamburgGermany

Tel.: +49 (0)40 419 131-793Email.: patrick.moeller@xing.com

Website: http://corporate.xing.com

Eoghan Jennings

CFO

XING AGGaensemarkt 4320354 HamburgGermany

Tel.: +49 (0)40 419 131-26Email.: eoghan.jennings@xing.com

Website: http://corporate.xing.com

Thank youfor your kind attention!

08/04/200816

Backup

Average cohort payer ratio*

30%

40%

Sustainable economic modelIncreasing revenues from existing member base

36 months18 months1 month

37%

21%

34%

xx

08/04/20081818

0%

10%

20%

0 6 12 18 24 30 36

Average Monthly Cohort Payer Ratio – XING overall

* Among cohorts who have existed for more than 20 months

Average Monthly Cohort Payer Ratio - Germany

21%

8%

6%

17%

Paying members continue to pay for value¾ of typical payer cohort is still paying after 3 years

Average Percent of Retained Payers (months after 1st payment)

50%

75%

100%

75%76%82%92%

36 mos.24 mos.12 mos.6 mos.

xx

08/04/20081919

0%

25%

50%

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35

Average Cohort Retention Rate

75%76%82%92%