03/13/2026
Accurate Construction Takeoffs & Estimating β All CSI Trades
At Apex Bidders, we provide precise and reliable construction takeoff and estimating services across all CSI divisions. Our experienced estimators specialize in multiple trades including concrete, site work, metals, roofing, finishes, and many other scopes commonly required in construction projects.
If youβre a contractor, subcontractor, or builder, simply send us your project plans and drawings, and our team will prepare detailed quantity takeoffs and cost estimates to support your bidding process.