WorkVenture gives you an inside look at what it's like to work at Sigma Elevator (Thailand) Co., Ltd., office & team photos, reviews and more. This is the Sigma Elevator (Thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Sigma Elevator (Thailand) Co., Ltd..Apply to Com7Apply to Agon PacificApply to SevenoaksApply to Sheraton