William E Mostoller

William E. Mostoller is a Republican candidate for the Idaho House of Representatives, District 24 Seat B, in the May 19, 2026 primary election. A decorated combat veteran of Iraq and Afghanistan with the U.S. Marine Corps, he is also a lifelong resident of Hagerman, a small business owner, and has over 20 years of experience in Idaho's construction trades. Mostoller is running to bring uncompromising conservative leadership, advocating for the defense of the Second Amendment and private property rights, significant tax cuts including a shift to a uniform sales tax, secure borders through E-Verify, and reduced government spending. He has pledged support for congressional term limits. This is his first run for public office, competing against an incumbent and another challenger.