Dr. Wantanee Wattana, Deputy Director of Health Department, Bangkok Metropolitan Administration recently presented Bangkok Clean and Green certificates to 4 properties of Chatrium Hotels & Residences including Chatrium Hotel Riverside Bangkok, Chatrium Residence Sathon Bangkok. Additionally, Emporium Suites by Chatrium and Maitria Hotel Sukhumvit 18 – A Chatrium Collection on receiving the certificate at the Excellence level and Very Good level. The event was held at Chatrium Ballroom, Chatrium Hotel Riverside Bangkok.