Karen Brennan – Biography
Last update: March 20, 2026Executive profile
Karen Brennan joined JLL in 1999. Karen served as Chief Executive Officer, LaSalle Europe and Chief Financial Officer for JLL.
Karen Brennan is currentlyChief Executive Officer, Leasing Advisory at JLL - View - JLL org chart
Create your alert
to follow the career of Karen Brennan.
Education
Karen Brennan has a Bachelor of Business Administration from Loyola College in Maryland in 1999 and a Master of Business Administration from University of Chicago - Booth School of Business in 2009.
They have also studied at Loyola College in Maryland :
Adrienne Sullivan - Cencora
Aaron Ball - New York Life Insurance
Matthew Verney - Valley National Bank
Find more alumni from Loyola College in Maryland
They have also studied at University of Chicago - Booth School of Business :
Find more alumni from University of Chicago - Booth School of Business
More about Karen Brennan
Selected links
Do you need to know more about Karen Brennan? More results.
Participate
Social media
- Karen Brennan on Google News, X (Twitter), LinkedIn, YouTube
- View the pictures of Karen Brennan
The colleagues of Karen Brennan
Company Colleagues
- At JLL, Karen Brennan has 2527 colleagues including Christian Ulbrich (CEO), Jeetu Patel (Director)…
Homonyms
- Karen Brennan - Vice President, Legal - CKE Restaurants
- Karen Brennan - Vice President, Pharmaceutical Development - Perfuse Therapeutics
- Karen Brennan-Holton - Principal of Workforce Transformation - PwC US Energy
Industry Colleagues
- In the Real Estate industry, Karen Brennan has 69,579 colleagues in 3,098 companies located in 79 countries. 29,925 executive movements have been recorded in the last 12 months. Learn more about Real Estate.
Report an error
Update the org chart details of Karen Brennan.
Get in Touch
Here are a few tips for establishing great contacts.
