Business Software for eSUB

Bid Faster, Win More, and Build Smarter with STACK Takeoff & Estimate and STACK Build & Operate. From office to field, STACK speeds up your processes so you can stay competitive and eliminate uncertainty. Save time with STACK's powerful, time-saving AI features. Accelerated by AI. Driven by You. Features: - Fast, Accurate Takeoffs Powered by AI and Your Expertise - Regional Cost Data & Detailed Estimates - Streamlined Workflows & Document Control Create a free account or schedule a demo today!

The math is simple. Our customers report an average savings of 400 hours per year after implementing their first connector. No more duplicate data entry. No more costly errors. No more mind-numbing copy/paste repetition in spreadsheets. Data Xchange eliminates all the unnecessarily wasteful manual activity that keeps your teams from focusing on the most important task at hand. New integrations are launching every month to supercharge your back office, empower your field teams, and keep your project stakeholders accountable. Project-level integrations on Data Xchange deliver unparalleled project clarity across all project stakeholders and systems by ensuring each connected system is leveraging the most recent and accurate data. Owners, Architects, Engineers, GCs, and Subcontractors all get to stay in the systems they prefer, with full confidence that everyone else sees the same project data in their preferred systems.