She resigned from Oppenheimer on February 19, 2009, to establish her own firm, Meredith Whitney Advisory Group (MWAG), where she produced company-specific equity research on financial institutions and analyzed the sector's operating environment.

[10] After 10 years of writing her last piece of analysis, in 2023 she relaunched her eponymous firm, Meredith Whitney Advisory Group, which specializes in [11]macro and strategy-focused investment research.

Whitney issued a particularly pessimistic, but accurate, research report on Citigroup on October 31, 2007, to which many Wall Street analysts, and the news media, paid attention.

[12] Shortly after the report's publication and a sharp drop in Citigroup's stock, Charles Prince resigned as the bank's CEO and his successor slashed the dividend.

Even before the problems that befell Merrill Lynch and Lehman Brothers in September, she said, "It feels like I'm at the epicenter of the biggest financial crisis in history.

"[22] "A tale of two Americas is emerging: one weighed down by debt and facing de minimis economic growth and another brimming with opportunity and nimble to invest in the future."

[23][24] She argued that a "new map of prosperity" was emerging in the wake of the financial bust, with jobs moving away from the coasts and toward 17 "central corridor" states in the Midwest and Mountain West.