Nuveen Investments S-4/A Registration of securities issued in business combination transactions (amended)

Exhibit 3.37

CERTIFICATE OF AMENDMENT TO CERTIFICATE OF FORMATION

OF

NUVEEN GLOBAL ADVISORS, LLC

Nuveen Global Advisors, LLC (hereinafter called the “company”), a limited liability company organized and existing under and by virtue of the Limited Liability Company Act of the State of Delaware, does hereby certify:

1.               The name of the limited liability company is Nuveen Global Advisors, LLC.

2.               The certificate of formation of the company is hereby amended by striking out Article 1 thereof and by substituting in lieu of said Article the following new Article 1:

FIRST. The name of the limited liability company formed hereby is Tradewinds NWQ Global Investors, LLC.

Executed on this 23rd day of January, 2006.

/s/ Alan G. Berkshire

NWQ Holdings, LLC,

Managing Member, by

Name: Alan Berkshire

Title: Senior Vice President and

Secretary