Sirena is a software company that provides a messaging platform for businesses to communicate with their customers. The company was founded in 2016 and is headquartered in Buenos Aires, Argentina. Sirena's platform allows businesses to manage customer conversations across multiple messaging channels, including WhatsApp, Facebook Messenger, and Instagram. The company's mission is to help businesses improve their customer engagement and increase sales through personalized messaging. Sirena has raised over $3 million in funding to date.