IBM: The 150 Largets Linkedin Groups categorized

Bill Chamberlin, Principal Client Research Analyst 06 Sept 2011

The 150 Largest LinkedIn Groups Categorized into 19 different topic areas

Š 2011 IBM Corporation

IBM Market Insights

About this deck  This deck contains a list of the top 150 largest groups on LinkedIn, based on membership size as of September 5, 2011.

– Note: Any group clearly focused on Job Hunting / Recruitment has been stripped out.

 Each of the 150 groups has also been categorized by type of topic –A separate list of the 150 sorted by type of topic is also provided in this deck  Also included are the screen shot profiles of the top 20 largest groups  This research was conducted September 6-7, 2011

© 2011 IBM Corporation

IBM Market Insights

Table of contents 1. The 150 Largest LinkedIn Groups – The List of 150 – The List of 150 By Topic Category/Industry 2. The Top 20: Group Profiles

© 2011 IBM Corporation

IBM Market Insights

The 150 Largest LinkedIn Groups*: #1 - 50 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Category Finance Technology Sustainability Finance Real Estate Retail Healthcare Energy Company Technology Technology Business Business Mobile Country Country HR HR Healthcare Analytics Finance - Banking Software Lodging HR Software

Title Members Finance Club 163744 TED: Ideas Worth Spreading 127484 Green 115636 FinancePlus 109050 The Real Estate Networking Group 108531 Retail Industry Professionals Group 99639 Biotech & Pharma Professionals Network 98402 Linked:Energy (Energy industry expertise) 97557 SAP Community 97145 Cloud Computing 91387 Information Security Community 91313 Harvard Business Review 88827 Future Trends 85257 Telecom Executives Business Network 81484 India Leadership Network 79881 White House 74684 HR & Talent Management Executive 71088 H.R. Professionals 68666 Medical Devices Group 66989 Business Intelligence Professionals 66389 Banking Careers 65340 Open Source 64361 Hotel Industry Professionals Worldwide 63520 Society for Human Resource Management (SHRM)62927 The Enterprise Architecture Network 62159

* Does not include groups focused primarily on job hunting or recruitment

26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Category Software Energy Technology Energy Healthcare Finance Company Energy Technology Healthcare Company Company Social Company Country Other Supply Chain Supply Chain Software Other Other Finance - Risk Healthcare Business Travel

Title Members Software Testing & Quality Assurance 62028 Oil and Gas People 62028 Cloud, VMware, Virtualization and Enterprise 2.0 61935 Energy & Utilities Network 59950 Professionals in the Pharma and Biotech Industry 59395 Chief Financial Officer (CFO) Network 58140 CISCO 56790 Oil & Gas Industry Professionals; Energy Supply Chain 55818 IT Specialist Group 54196 Healthcare Information and Mgmnt Systems Society 53587 SAP Network GLOBAL 53334 Deloitte.

52991 Social Media Today 52529 HP Connections 52342 TURKISH BUSINESS NETWORK 51751 Learning, Education and Training Professionals Group49098 The Logistics & Supply Chain Networking Group 47810 Auto OEM Network 46935 Java EE Professionals 46235 Media & Entertainment Professionals 46141 Linking CONSTRUCTION 45978 Risk, Regulation & Reporting 44978 Innovations In Health 44276 CIO Forum 42792 Travel & Tourism Industry Professionals Worldwide 42308 Š 2011 IBM Corporation

IBM Market Insights

The 150 Largest LinkedIn Groups*: #51 - 100

51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75

Category Technology Other Company Finance Other Company Retail Healthcare Analytics Software Mobile Retail Mobile Company Country Other Lodging Business Real Estate Company Country Finance Travel Finance Supply Chain

Title Members ITSM (ITIL) Professionals 41755 Automotive Industry Professionals Worldwide 39501 Oracle ERP User Network 39300 Finance Industry Professionals Worldwide 39103 ASTD (Amer Society for Training & Development) 38957 Google Group 38283 Retail Industry Professionals Worldwide 38057 Medical Device Networkers 37759 Business Intelligence Group 37348 IASA: The Global IT Architect Association 37248 Telecom & Mobile VAS Professionals Worldwide 36731 Retail Management 35894 Google Android 35771 Microsoft Business Intelligence 35596 India HR Forum 35581 CPG Supergroup!

35344 Luxury Hoteliers 35133 Chief Information Officer (CIO) Network 35104 Corporate Real Estate 35092 ORACLE CONNECTIONS 35038 Dubai Business Network 34928 Financial Services Regulation 34842 Aviation Professionals (30,000+ Members) 34496 CFA Institute Candidates 34397 Supply Chain Management Group 34374

* Does not include groups focused primarily on job hunting or recruitment

Category 76 Supply Chain 77 HR 78 Software 79 Sustainability 80 Mobile 81 Mobile 82 Finance - Insurance 83 Supply Chain 84 Finance - Banking 85 Other 86 Mobile 87 Company 88 Real Estate 89 Other 90 Retail 91 Company 92 HR 93 Business 94 Finance 95 Sustainability 96 Retail 97 Business 98 Business 99 Healthcare 100 Business

Title Members Automotive Management Professionals 33917 Human Resources Professionals Worldwide 33712 Software as a Service (SaaS) Group 33371 Clean Economy Network - Cleantech and Renewables33365 Mobile Marketing & Advertising 32707 Wireless Telecommunications Worldwide 32309 Insurance Professionals 32227 Strategic Sourcing & Procurement 32116 Banking Connects 31885 e-LEGAL 31640 LinkedIn Mobile 31569 Facebook User Group 31560 National Assn of REALTORS® 31550 Print Industry Networking Group 31436 Food, Beverage & Hospitality –Execs 30796 Accenture 30761 SHRM Networking Group 30720 Business Process Improvement 30450 The American Institute of CPAs 30442 Solar Energy Professionals - PV & Thermal 30396 RETAIL EXECS 30295 ASQ - The American Society for Quality 30241 CompliancEX 30150 Lifesciences Opportunities in US 29943 Marketing Executives Group 29756

© 2011 IBM Corporation

IBM Market Insights

The 150 Largest LinkedIn Groups* #101 - 150 Title Members American Society of Civil Engineers (ASCE) 29685 Sustainability Professionals 29677 Treasury / Finance Careers 29598 Wind Energy Professionals 29471 Interaction Design Association 29306 Medical Device Opportunity 29254 Harvard Business Review - Reader's Forum 29240 CRM Experts 29201 Quality & Regulatory Network 29014 iPhone, Android, iPad, Tablet & Mobile App Dev. 28834 Payment Systems Network 28772 SharePoint Users Group 28686 The Institute of Internal Auditors 28089 LiMS 114 Healthcare forum - Laboratory, Scientific & Health Informatics 27798 115 Finance – Banking Banking and Finance Technologies 27729 116 Real Estate Real Estate Open Networkers - eRealEstateSocial.com 27526 117 Finance – Risk Financial Risk Management Network 27321 Adv. Bus. Analytics, Data Mining, Predictive 118 Analytics Modeling 27059 119 Sustainability GreenBiz.com -- Green Business Professionals 26851 120 Healthcare Medical Device Development, Marketing And Sales 26727 121 Technology Storage Professionals 26711 122 Engineering ASME (American Society of Mechanical Engineers) 26493 123 Energy Global Energy Professionals 26463 124 Finance - Risk Risk Managers 26315 125 Technology Information Technology Audit and Governance 26244 101 102 103 104 105 106 107 108 109 110 111 112 113

Category Engineering Sustainability Finance Sustainability Engineering Healthcare Business Business Business Mobile Finance Company Finance

* Does not include groups focused primarily on job hunting or recruitment

126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150

Category Software Country Other Finance – Ins. Other Analytics Country Analytics Company Social Technology Social Sustainability Supply Chain Technology Healthcare Technology Country Sustainability Sustainability Business HR Technology Supply Chain Mobile

Title Members The IT Architect Network 26218 China Business 26121 APICS The Association for Operations Management 26118 Global Insurance Professionals 26000 DEFENSE AND AEROSPACE CONNECTIONS 26000 ModernAnalyst.com - Business Analyst Community 25888 Young Indian Entrereneurs 25735 TDWI's BI and Data Warehousing Discussion Group 25692 Salesforce.com Professional Network 25638 Web 2.0 25591 Information Security Network 25450 Future Social Media 25336 Renewable Energy Network 25196 Freight & Logistics Professionals 24858 B2B Technology Marketing Community 24722 Pharma Connections Worldwide 24481 Cloud Security Alliance 24433 Australian IT Industry 24196 LEED Accredited Professional 24054 CleanTech 23858 The Executive Club 23504 Human Capital Institute 23386 Unified Communications 23380 Supply Chain Management Practitioners & Experts 23190 Mobile Content 23072

© 2011 IBM Corporation

IBM Market Insights

The List of 150 By Topic Category Group Topic Categories 1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

Analytics … 5 groups Business Topics … 12 groups Company Specific … 13 groups Country Specific … 8 groups Energy … 5 groups Sustainability … 9 groups Engineering … 3 groups Financial Topics … 18 groups Healthcare … 11 groups Human Resources … 6 groups Travel & Transportation … 4 groups Telecom and Mobile … 8 groups Real Estate Industry … 4 groups Retail … 5 groups Social Media … 3 groups Software Topics … 7 groups Logistics & Supply Chain … 7 groups Technology … 12 groups Other Industry Topics … 10 groups

Top 5 Categories 1.

Finance (18)

2.

Company Specific (13)

3.

Technology Topics (12)

4.

Business Topics (12)

5.

Healthcare (11)

© 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Analytics Topics

Title Business Intelligence Professionals Business Intelligence Group Adv. Bus. Analytics, Data Mining and Predictive Modeling ModernAnalyst.com - Business Analyst Community TDWI's BI and Data Warehousing Discussion Group

* Does not include groups focused primarily on job hunting or recruitment

Members 66389 37348 27059 25888 25692

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Business Topics Title Harvard Business Review Future Trends CIO Forum Chief Information Officer (CIO) Network Business Process Improvement ASQ - The American Society for Quality CompliancEX Marketing Executives Group Harvard Business Review - Reader's Forum CRM Experts Quality & Regulatory Network The Executive Club

* Does not include groups focused primarily on job hunting or recruitment

Members 88827 85257 42792 35104 30450 30241 30150 29756 29240 29201 29014 23504

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Company Specific Title SAP Community CISCO SAP Network GLOBAL Deloitte HP Connections Oracle ERP User Network Google Group Microsoft Business Intelligence ORACLE CONNECTIONS Facebook User Group Accenture SharePoint Users Group Salesforce.com Professional Network

* Does not include groups focused primarily on job hunting or recruitment

Members 97145 56790 53334 52991 52342 39300 38283 35596 35038 31560 30761 28686 25638

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Country Specific Title India Leadership Network White House TURKISH BUSINESS NETWORK India HR Forum Dubai Business Network China Business YOUNG INDIAN ENTREPRENEURS Australian IT Industry

* Does not include groups focused primarily on job hunting or recruitment

Members 79881 74684 51751 35581 34928 26121 25735 24196

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Energy Topics

Title Linked:Energy (Energy industry expertise) Oil and Gas People Energy & Utilities Network Oil & Gas Industry Professionals; Energy Supply Chain Global Energy Professionals

* Does not include groups focused primarily on job hunting or recruitment

Members 97557 62028 59950 55818 26463

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Sustainability Topics Title Green Clean Economy Network - Cleantech and Renewables Solar Energy Professionals - PV & Thermal Sustainability Professionals Wind Energy Professionals GreenBiz.com -- Green Business Professionals Renewable Energy Network LEED Accredited Professional CleanTech

* Does not include groups focused primarily on job hunting or recruitment

Members 115636 33365 30396 29677 29471 26851 25196 24054 23858

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Engineering Topics Title Members American Society of Civil Engineers (ASCE) 29685 Interaction Design Association 29306 ASME (American Society of Mechanical Engineers) 26493

* Does not include groups focused primarily on job hunting or recruitment

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Financial Topics Title Finance Club FinancePlus Chief Financial Officer (CFO) Network Finance Industry Professionals Worldwide Financial Services Regulation CFA Institute Candidates The American Institute of CPAs Treasury / Finance Careers Payment Systems Network The Institute of Internal Auditors (Official Global Group) Banking Careers Banking Connects Banking and Finance Technologies Insurance Professionals Global Insurance Professionals Risk, Regulation & Reporting Financial Risk Management Network Risk Managers * Does not include groups focused primarily on job hunting or recruitment

Members 163744 109050 58140 39103 34842 34397 30442 29598 28772 28089 65340 31885 27729 32227 26000 44978 27321 26315 Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Healthcare Topics Title

Members

Biotech & Pharma Professionals Network

98402

Medical Devices Group

66989

Professionals in the Pharma and Biotech Industry

59395

Healthcare Information and Mgmnt Systems Society

53587

Innovations In Health

44276

Medical Device Networkers

37759

Lifesciences Opportunities in US

29943

Medical Device Opportunity

29254

LiMS forum - Laboratory, Scientific & Health Informatics

27798

Medical Device Development, Marketing And Sales

26727

Pharma Connections Worldwide

24481

* Does not include groups focused primarily on job hunting or recruitment

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Human Resources Topics

Title HR & Talent Management Executive H.R. Professionals Society for Human Resource Management (SHRM) Human Resources Professionals Worldwide SHRM Networking Group Human Capital Institute

* Does not include groups focused primarily on job hunting or recruitment

Members 71088 68666 62927 33712 30720 23386

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Travel & Hospitality Industry

Title

Members

Hotel Industry Professionals Worldwide

63520

Travel & Tourism Industry Professionals Worldwide

42308

Luxury Hoteliers

35133

Aviation Professionals (30,000+ Members)

34496

* Does not include groups focused primarily on job hunting or recruitment

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Telecom and Mobile Topics

Title Telecom Executives Business Network Telecom & Mobile VAS Professionals Worldwide Google Android Mobile Marketing & Advertising Wireless Telecommunications Worldwide LinkedIn Mobile iPhone, Android, iPad, Tablet & Mobile App Development Mobile Content

* Does not include groups focused primarily on job hunting or recruitment

Members 81484 36731 35771 32707 32309 31569 28834 23072

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Real Estate Industry

Title The Real Estate Networking Group

Members 108531

Corporate Real Estate

35092

National Assn of REALTORS®

31550

Real Estate Open Networkers - eRealEstateSocial.com

27526

* Does not include groups focused primarily on job hunting or recruitment

© 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Retail Industry

Title Retail Industry Professionals Group Retail Industry Professionals Worldwide Retail Management Food, Beverage & Hospitality - Foodservice & Retail Execs RETAIL EXECS

* Does not include groups focused primarily on job hunting or recruitment

Members 99639 38057 35894 30796 30295

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Social Media

Title Social Media Today Web 2.0 Future Social Media

* Does not include groups focused primarily on job hunting or recruitment

Members 52529 25591 25336

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Software Topics

Title Open Source The Enterprise Architecture Network Software Testing & Quality Assurance Java EE Professionals IASA: The Global IT Architect Association Software as a Service (SaaS) Group The IT Architect Network

* Does not include groups focused primarily on job hunting or recruitment

Members 64361 62159 62028 46235 37248 33371 26218

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Logistics & Supply Chain Topics

Title The Logistics & Supply Chain Networking Group Auto OEM Network Supply Chain Management Group Automotive Management Professionals Strategic Sourcing & Procurement Freight & Logistics Professionals Supply Chain Management Practitioners & Experts

* Does not include groups focused primarily on job hunting or recruitment

Members 47810 46935 34374 33917 32116 24858 23190

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Technology Topics Title TED: Ideas Worth Spreading Cloud Computing Information Security Community Cloud, VMware, Virtualization and Enterprise 2.0 IT Specialist Group ITSM (ITIL) Professionals Storage Professionals Information Technology Audit and Governance Group Information Security Network B2B Technology Marketing Community Cloud Security Alliance Unified Communications

* Does not include groups focused primarily on job hunting or recruitment

Members 127484 91387 91313 61935 54196 41755 26711 26244 25450 24722 24433 23380

Š 2011 IBM Corporation

IBM Market Insights

Largest LinkedIn Groups* - Other Industry Topics Title Learning, Education and Training Professionals Group Media & Entertainment Professionals Linking CONSTRUCTION Automotive Industry Professionals Worldwide ASTD (Amer Society for Training & Development) CPG Supergroup! e-LEGAL Print Industry Networking Group APICS The Association for Operations Management DEFENSE AND AEROSPACE CONNECTIONS

* Does not include groups focused primarily on job hunting or recruitment

Members 49098 46141 45978 39501 38957 35344 31640 31436 26118 26000

Š 2011 IBM Corporation

IBM Market Insights

Table of contents 1. The 150 Largest LinkedIn Groups – The List of 150 – The List of 150 By Topic Category/Industry 2. The Top 20: Group Profiles

© 2011 IBM Corporation

IBM Market Insights

The Top 20 Largest LinkedIn Groups* 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Category Finance Technology Energy - Sustainability Finance Real Estate Retail Healthcare Energy Company Technology Technology Business Business Mobile Country Country HR HR Healthcare Analytics

Title Finance Club TED: Ideas Worth Spreading Green FinancePlus The Real Estate Networking Group Retail Industry Professionals Group Biotech & Pharma Professionals Network Linked:Energy (Energy industry expertise) SAP Community Cloud Computing Information Security Community Harvard Business Review Future Trends Telecom Executives Business Network India Leadership Network White House HR & Talent Management Executive H.R. Professionals Medical Devices Group Business Intelligence Professionals

* Does not include groups focused primarily on job hunting or recruitment

Members 163744 127484 115636 109050 108531 99639 98402 97557 97145 91387 91313 88827 85257 81484 79881 74684 71088 68666 66989 66389

Š 2011 IBM Corporation

IBM Market Insights

1. Finance Club = 164,667 Members

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IBM Market Insights

2. TED: Ideas Worth Spreading = 129,118 Members

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IBM Market Insights

3. Green = 115912 Members

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IBM Market Insights

4. Finance Plus = 109,721 Members

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IBM Market Insights

5. The Real Estate Networking Group = 109,193 Members

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IBM Market Insights

6. The Retail Industry Professionals Group = 99,938 Members

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IBM Market Insights

7. Biotech & Pharma Professionals Network = 98363 Members

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IBM Market Insights

8. Linked: Energy (Energy industry expertise) = 98052 Members

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IBM Market Insights

9. SAP Community = 97,619 Members

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IBM Market Insights

10. Cloud Computing = 92,006 Members

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IBM Market Insights

11. Information Security Community = 91,666 Members

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IBM Market Insights

12. Harvard Business Review = 90,431 Members

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IBM Market Insights

13. Future Trends = 85,883 Members

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IBM Market Insights

14. Telecom Executives Business Network = 81,779 Members

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IBM Market Insights

15. India Leadership Network = 80,330 Members

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IBM Market Insights

16. White House = 74,716 Members

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IBM Market Insights

17. HR & Talent Management Executive = 71,601 Members

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IBM Market Insights

18. H.R. Professionals = 68,617 Members

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IBM Market Insights

19. Medical Devices Group = 67,635 Members

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IBM Market Insights

20. Business Intelligence Group = 66,683 Members

Š 2011 IBM Corporation