NISA Investment Advisors (NISA) is an American

asset management Asset management is a systematic approach to the governance and realization of all value for which a group or entity is responsible. It may apply both to tangible assets (physical objects such as complex process or manufacturing plants, infrastr ...

firm headquartered in Clayton,

Missouri Missouri (''see #Etymology and pronunciation, pronunciation'') is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it border ...

. Despite the large size of its

assets under management In finance, assets under management (AUM), sometimes called fund under management, refers to the total market value of all financial assets that a financial institution—such as a mutual fund, venture capital firm, or depository institutio ...

(AUM), the firm maintains a low profile.

History

The predecessor of NISA was National Investment Services of America, an investment management firm based in

Milwaukee Milwaukee is the List of cities in Wisconsin, most populous city in the U.S. state of Wisconsin. Located on the western shore of Lake Michigan, it is the List of United States cities by population, 31st-most populous city in the United States ...

Wisconsin Wisconsin ( ) is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest of the United States. It borders Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michig ...

. In 1994, National Investment Services of America split up into three separate entities. Jess Yawitz and Bill Marshall who were employees there founded one of the three separate entities, NISA Investment Advisors. Prior to this both of them were faculty members of

Olin Business School The Olin Business School is the business school and one of seven academic schools at Washington University in St. Louis. The school offers undergraduate, master's, doctoral, and executive programs. Olin has more than 20,000 alumni across the w ...

Washington University in St. Louis Washington University in St. Louis (WashU) is a private research university in St. Louis, Missouri, United States. Founded in 1853 by a group of civic leaders and named for George Washington, the university spans 355 acres across its Danforth ...

who then moved to New York City to work at

Goldman Sachs The Goldman Sachs Group, Inc. ( ) is an American multinational investment bank and financial services company. Founded in 1869, Goldman Sachs is headquartered in Lower Manhattan in New York City, with regional headquarters in many internationa ...

. When the firm started it had 20 employees and had $3.9 billion in AUM. Originally NISA remained in Milwaukee but later moved to Clayton. In 2017, Marshall and Yawitz sold their ownership stakes in the firm to senior management. Marshall and Yawitz retired from their roles of managing the firm in 2018 and at the end of 2021 respectively. David Eichhorn who was with firm since 1999, was selected to succeed them as CEO of the firm. In April 2025, NISA added a

quantitative investing Quantitative analysis is the use of mathematical and statistical methods in finance and investment management. Those working in the field are quantitative analysts (quants). Quants tend to specialize in specific areas which may include derivative ...

team to handle its new quantitative equity strategy. NISA is 100% employee-owned.

References

External links

* {{Clayton, Missouri Companies based in St. Louis County, Missouri Companies established in 1994 Financial services companies established in 1994 Financial services companies of the United States Investment management companies of the United States 1994 establishments in Wisconsin Clayton, Missouri Asset management companies