WorkVenture gives you an inside look at what it's like to work at ASTER SIAM Co., Ltd., office & team photos, reviews and more. This is the ASTER SIAM Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at ASTER SIAM Co., Ltd..Apply to NJSApply to Diversey HygieneApply to Groove DesignApply to Ministry of Interior