IndiaMART InterMESH Limited | 308,610 followers on LinkedIn. Largest Online B2B Marketplace in India | IndiaMART is India's largest online B2B marketplace, connecting buyers with suppliers across a wide array of industries. IndiaMART provides a platform for Small & Medium Enterprises (SMEs), large enterprises, and individual buyers, helping them access diverse portfolios of quality products. Since 1999, IndiaMART’s mission has been to make doing business easy.