INVESTORS DIVERSIFIED SERVICES INC.

INVESTORS DIVERSIFIED SERVICES INC. Ameriprise Financial began as Investors Syndicate in 1894. A few of the company's key milestones include:

   1894 - John Tappan founds Investors Syndicate in Minneapolis, Minnesota
   1937 - Company assets reach $100 million
   1940 - Investors Syndicate introduces one of the first mutual funds, the 
          Investors Mutual Fund, giving clients new investing options and 
          two advantages: diversification and professional management. By 
          the 1960s, Investors Mutual Fund is the largest balanced mutual 
          fund in the world.
   1949 - Investors Syndicate changes its name to Investors Diversified 
          Services, Inc. (IDS)
   1958 - IDS founds the Investors Syndicate Life Insurance and Annuity 
          Company (now known as RiverSource Life Insurance Company)
   1974 - the IDS Centre (now IDS Center) is opened in downtown Minneapolis 
          as the company's headquarters
   1979 - IDS became a wholly owned subsidiary of Alleghany Corporation 
          pursuant to a merger
   1984 - American Express completes acquisition of IDS Financial Services 
          from Alleghany Corporation; company renamed as American Express 
          Financial Advisors (AEFA)
   1986 - IDS acquires Wisconsin Employers Casualty Company of Green Bay 
          and renames it IDS Property Casualty Insurance Company
   1994 - IDS reaches $100 billion in assets and conducts business under 
          the American Express brand
   2001 - American Express Financial Corporation builds a new headquarters 
          in downtown Minneapolis
   2003 - American Express Financial Corporation acquires London-based 
          Threadneedle Asset Management Holdings
   2005 - American Express Financial Corporation spins off and becomes 
          an independent company named Ameriprise Financial, Inc.; begins 
          trading on the NYSE under the ticker symbol AMP
   2006 - Ameriprise Financial launches Ameriprise Bank, FSB
   2007 - Ameriprise Financial debutes at 297 on the FORTUNE 500 list
   2008 - Ameriprise Financial acquires H&R Block Financial Advisors for 
          $315 million, and the asset management firm J. & W. Seligman & Co. 
          for $400 million; declines U.S. Government financial assistance
   2009 - Ameriprise Financial acquires long-term asset management business 
          of Columbia Management for $1.2 billion from Bank of America
   2010 - Ameriprise Financial completes 116 years of existence and its fifth 
          anniversary as an independent public company
   2011 - Ameriprise Financial takes its proprietary Dream > Plan > Track > 
          approach to Financial Planning to consumers in India

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Source:

Wikipedia

The 1962 Dubuque City Directory listed 1580 Curtis.

The 1972 Dubuque City Directory listed 917 W. 5th.

The 1983 through 1985 Dubuque City Directory listed 220 W. 7th. and 805 Century Drive.

The 1987 through 1989 Dubuque City Directory listed 805 Century Drive and 880 Locust.

The 1993 Dubuque City Directory listed 805 Century Drive and 3255 Foothill Ct.