Christopher Petkas is a general partner at Contrarian Thinking Capital, the venture arm he runs alongside Codie Sanchez that backs founders bringing software and AI into construction, HVAC, logistics, waste management and other unglamorous, labor short industries. He describes the thesis as investing in the dumb, dull, dirty and dangerous parts of the economy. Before venture capital he served ten years as a Navy SEAL and now advises the Department of Defense on applying AI to national security problems. He is based in Austin and writes regularly on business and investing at chrispetkas.com.