Diffco Industrial Diffco Industrial Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> 238110 - Poured Concrete Foundation and Structure Contractors Diffco Industrial 22502 Kobs RdTomball, TX 77377 Brian W Petzold 713-489-5297 Visit Site Member Since: 2022 Send a message to: Diffco Industrial Your Name: Your Email: Subject: Message: (Date: 4/20/2024)