クラブ

IESEのクラブ活動はキャリア・ビジネスを軸としたProfessional Club、各国・各地域を軸としたRegional Club、Sportsを軸としたSports Club、そしてSocial Activityを軸としたSocial Clubの４つに区分することができます。学生のほとんどが忙しい学業の合間にそれぞれのクラブ活動にも力を入れています。

Professional

Consulting
Energy
Entrepreneurs
Family Business
Fashion & Luxury Goods
Finance
Global Trade, Shipping, and Transportation
Healthcare
Innovation & Design Club
Marketing
Private Equity Club
Public Speaking Club
Real Estate, Hospitality & Tourism
Responsible Business
Sports Business Club
Technology, Media & Telecommunications
Venture Capital Club
Web & Publications
Women in Business

Regional

Africa Business
Asia Business
Catalan Business Club
French Business and Culture Club
German Business
Greater China Business Club
Italian Business
Japan Business Club
Korea Business Club
Latin American Business
Middle East and North Africa Business
North American Business
Portuguese Business
Spanish Business
Africa Business Club
Middle East and North Africa Business Club

Sports

Badminton
Basketball Club
Cricket Club
Football Club IESE (Men)
Football Club IESE (Women)
Golf
Handball Club
Horse Club
Indoor Volleyball Club
Racket Club
Rugby Football Club
Sailing
Sports Club
Scuba Diving Club
Ski Club
SwimBikeRun Club
Tennis Club
Volleyball & Beach Volleyball Club

Social

Adventure and Outdoor Club
Arts & Culture Club
Bar of the Week
Golden Club
IESE Partners & Famillies Club
Karaoke Club
Music Club
Photography Club
Random Dinner
Salsa Club
Social Action
Theater Club
Videogame Club
Wine & Spirits Club

これらのクラブ（あるいはそれ以外の有志団体）は、通常の活動に加え、Trekを開催しているものも多々あります。就職活動を含むビジネスに比重が置かれているものもあれば、観光を主目的としたもの（特にJapan Business Clubにて、２年生が中心となって卒業間際に行うJapan Trek）もあります。昨今開催されているあるいは開催予定の主なTrekは以下の通りです。

Japan Trek
London & Dublin Trek (Banking, Marketing, TMT (Technology, Media and Telecommunication)
Start-up Trek (Berlin)
Start-up Trek (Barcelona)
Amazon Trek (Madrid)
Healthcare Trek (Switzerland)
Luxury Trek (Milan)
IESE meets the Valley (Silicon Valley)
Poland Trek
Middle-East Trek
Mexico Trek
Israel Trek
Asia Career Summit (Singapore)