This article examines the theoretical foundations of the development of industrial sectors based on public-private partnerships (PPPs). PPP projects are aimed at improving infrastructure and services by combining public and private sector resources. The role of PPPs in stimulating innovation in the industrial sector and ensuring economic growth is outlined. The theoretical foundations of the development of industrial sectors based on public-private partnerships and the approaches of economists are also reviewed. At the same time, PPP models that reflect their impact on industry are also highlighted.