NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) has assigned a senior unsecured debt rating of BBB-, and short-term debt rating of K3 for Silver Queen Financial Services, Inc. (SQFS), a bank holding company headquartered in Greenwood Village, Colorado. KBRA has also assigned deposit and senior unsecured debt ratings of BBB, a subordinated debt rating of BBB-, and short-term deposit and debt ratings of K3 for the lead subsidiary, Colorado Federal Savings Bank. The Outlook on all long-