Aishwarya Rai Bachchan invests in IoT startup Ambee. Aishwarya Rai and her mother invested Rs 50 Lakh in the startup. Ambee also received Rs 3.22 Cr investment from angel investor Rajan Anandan. Bengaluru-based Ambee monitors hyperlocal air quality. Ambee has installed over 100 sensors across Bengaluru.