WorkVenture gives you an inside look at what it's like to work at B.t.a. Constructor Co., Ltd., office & team photos, reviews and more. This is the B.t.a. Constructor Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at B.t.a. Constructor Co., Ltd..Apply to First ClassApply to InvisibleApply to chilindoApply to Northstar