We collaborate with industry-leading companies to deliver seamless partnerships and integrations that extend what you can do with STACK.
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STACK and Velixo launch STACK for Excel, an exclusive integration connecting takeoff and estimating data directly in Excel.
STACK's central hub for all the essential tools, insights and information you need to get started.
STACK's go-to resources for quick answers, video tutorials, support and more.

Consistent estimating accuracy builds confidence, speeds up bidding, and drives more profitable wins. STACK customers are proving this every day with higher win rates and revenue growth.
TopBuilder Solutions provides effective, easy-to-use, customer relationship management (CRM), Lead Management, Email Marketing and more to builders and contractors. With TopBuilder and STACK, you can:
TopBuilder, integrated with STACK, exchanges document plans and quoting details, providing an integrated CRM and Takeoff & Estimating solution.
Forecast and schedule both active and proposed jobs in one place, enabling more effective communication with the project team.
Build, manage, monitor, and send quotes. Plus, TopBuilder comes with electronic signature capabilities and data collection capabilities.
Track, monitor, and analyze all bids by job, providing a better understanding of what opportunities are in the pipeline.
Complete your preconstruction tool belt. TopBuilder CRM + STACK Takeoff and Estimating = a comprehensive set of preconstruction solutions for subcontractors.
Plan share. Import documents directly from TopBuilder into STACK, providing the required plans for Takeoff & Estimating. Ensure the most current version of plans managed by TopBuilder are uploaded to STACK.
Share estimate. Export STACK estimating items (quantity, unit of measure, price) to TopBuilder to populate a quote.
Subcontractors using STACK and TopBuilder can push project documents directly from TopBuilder into STACK, initiating and streamlining the markup, takeoff, and estimating processes. Additionally, users can push estimate proposal data from STACK into TopBuilder, enhancing the data used to create a TopBuilder quote.
Discover how we can save you time and help you win more profitable work!
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