Ron Estes is a fiscal conservative and former Kansas state treasurer who won a closely watched 2017 special election to fill the seat vacated by Mike Pompeo's appointment as CIA director. As a certified public accountant with decades of experience in both private sector finance and state government, he brings a numbers-focused approach to federal spending issues and tax policy. Estes has consistently advocated for limited government, supporting efforts to reduce federal regulations on businesses and opposing expansive government programs, while championing policies to benefit Kansas's aviation industry centered in Wichita.