WorkVenture gives you an inside look at what it's like to work at Siam Pencil Co., Ltd., office & team photos, reviews and more. This is the Siam Pencil Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Siam Pencil Co., Ltd..Apply to SheratonApply to MitsuApply to SocialgiverApply to WorkVenture Technologies