Diamond Capital Management Homepage

outside view of a long hall down a marble building
Investment Guidance

You Can Trust

Diamond Capital Management is a wholly-owned division of The National Bank of Indianapolis. Organized as a professional investment firm, Diamond Capital Management manages over $1 billion in investments.

For more information or to request an appointment, please contact us:

317-261-1900 or

* Required


Our offices are located on the 10th floor of The National Bank of Indianapolis building in downtown Indianapolis.

107 North Pennsylvania Street, Suite 1000
Indianapolis, IN 46204

Enjoy convenient parking with validation at the following nearby locations:

Express Park Garage — 20 North Pennsylvania Street

Parking Garage — 35 North Pennsylvania Street