Kolkata, West Bengal — In a rapidly evolving digital economy, where brands compete fiercely for visibility, efficiency, and technological edge, one company has risen with remarkable speed and clarity of purpose. Marketing Hub, founded by young entrepreneur Himadri Shekhar Mukherjee, is now emerging as one of India’s fastest-growing digital marketing and software solution companies. What began as a single vision from an ambitious MBA graduate has now transformed into a nationa