Kroll Bond Rating Agency affirmed debt ratings for MiamiLakes, Fla.-based BankUnitedInc. and debt and deposit ratings for .

The outlook on all long-term ratings is stable.

The agency affirmed the senior unsecured debt rating of A-,the subordinated debt rating of BBB+, and the short-term debt rating of K2 forthe company. For the unit, the rating agency affirmed a subordinated debtrating of A-, deposit and senior unsecured debt ratings of A, and short-termdebt and deposit ratings of K1.

The ratings reflect the company's strong loan portfolioquality metrics and deposit base, low-risk investment portfolio and comfortablecapital position. However, the action is balanced by BankUnited's concentrated geographicfootprint, as compared to larger U.S. banks, and revenue streams relying oninterest spreads.