Colorado State Bank and Trust

Colorado State Bank and Trust is a division of BOK Financial, a top 25 US-based bank, located in Tulsa, Okla. Operations include commercial and consumer banking, investment and trust services, mortgage origination and servicing, and an electronic transfer network.


President & CEO: William Sullivan

12 banking centers in Colorado


  • 2/2/15 2:00 pm CST
    TULSA, Okla.--(BUSINESS WIRE)--BOK Financial, the parent company of Denver-based Colorado State Bank and Trust and BOSC, Inc., announces that the wealth management team of Denver Retirement Partners has joined BOSC, Inc.’s registered investment advisor, BOK Financial Advisors. The deal adds $230 million in assets under management to the corporation. The new team brings to BOK Financial Advisors more than 30 years of experience in the wealth management industry,more...
    Colorado State Bank and Trust
  • 8/19/12 9:59 am CDT

    Denver-based company adds $1.3 billion in assets under management

    TULSA, Okla.--(BUSINESS WIRE)--BOK Financial Corporation announced today it has acquired The Milestone Group, Inc., a Denver-based Registered Investment Adviser. Founded in 1996, The Milestone Group provides wealth management services to approximately 250 high net worth clients located primarily in Colorado and Nebraska. The employee-owned firm manages $1.3 billion in equity and fixed income investments and was recently identified among the top two percent of highmore...
    Colorado State Bank and Trust

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  • William Sullivan
    William Sullivan
    President and CEO
    Colorado State Bank and Trust

    William “Bill” Sullivan is a veteran Denver commercial banker who joined Colorado State Bank and


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Bank of Texas and Colorado State Bank and Trust are divisions of BOKF, NA. Member FDIC.

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