Biocon has a machine bureaucracy structure characterized by high complexity, formalization, and centralization. It has a small apex, large middle line and operating core, and a large technostructure and support staff. The key part of Biocon's structure is its large technostructure. Biocon's 2003 organization structure had the Chairman and Managing Director at the top, with presidents leading various divisions reporting directly below, and functions like finance, HR, and quality led by managers reporting to senior leadership.