Douglas practiced law full-time for 13 years until she joined her family’s business, ACP Sheet Metal.
During her five years at ACP, she served as vice president and general counsel.
Douglas later entered the banking industry, serving as president of SpiritBank, and executive vice president of First Fidelity Bank.
In 2009, she was elected mayor of Edmond, serving two consecutive terms. In May 2011, she was appointed to the Oklahoma Bankers Association Board of Directors, and in September 2011 Governor Mary Fallin appointed her to serve as Oklahoma Corporation Commissioner.