B hadresh Shah is an Indian self-made billionaire and the founder of AIA Engineering, a company that specializes in the design, development, and manufacturing of high-chromium wear, corrosion, and abrasion-resistant castings. These highly specialized components are used in critical industrial applications, particularly in the cement, mining, and thermal power sectors, to reduce wear and tear on grinding equipment.

A trained metallurgist, Shah founded the company in 1978. He identified a niche but essential market for durable, high-performance grinding parts. Under his leadership, AIA Engineering has grown from a small local firm into a global leader, becoming the world's second-largest producer in its specialized field. The company is publicly traded, and its success is built on a deep foundation of technical expertise and a focus on providing cost-effective solutions to heavy industry clients around the world. He remains the managing director of the company he built from scratch.