WorkVenture gives you an inside look at what it's like to work at Metropolitan Waterworks Authority (MWA), office & team photos, reviews and more. This is the Metropolitan Waterworks Authority (MWA) Company Page. All content is posted anonymously by employees currently or previously working at Metropolitan Waterworks Authority (MWA).Apply to Thailand DevelopmentApply to Sloane'sApply to Siam Commercial BankApply to wv