Cary Kennedy worked as a budget analyst in Colorado Governor Romer's Office of State Planning and Budgeting and then as a fiscal analyst for the Colorado Department of Health Care Policy and Financing.

Kennedy unsuccessfully ran for reelection in 2010, narrowly losing to her Republican opponent Walker Stapleton.

[3] When Michael Hancock took over as mayor of Denver in July, 2011, he appointed Kennedy as the city's Chief Financial Officer.

On January 13, 2014, Denver announced that it would be able to build the Central Denver Recreation Center using bond money, proceeds from the sale of Market Street Station and funds from the Tabor emergency fund.

The station was sold for $14.5 million, and the financial engineering to make it happen was led by Kennedy.