Manychat, a leading business messaging platform, has raised $140 million in a Series B funding round led by Summit Partners. The startup, which automates conversations across various messaging channels, boasts 1.5 million customers globally, including major brands like Nike and the New York Times. CEO Mike Yan revealed plans to enhance the platform with AI and expand sales and marketing efforts. Despite being mostly profitable, the company aims to increase its R&D investment. Manychat's growth parallels the rise of messaging apps, positioning it as a key player in business communication.