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.
STACK has partnered with BuildOps, the all-in-one field service platform for commercial contractors to run service, projects, and billing together in one place. Together, we’re helping contractors eliminate manual processes, gain greater visibility, and move every job forward from quote to close.
Together, STACK and BuildOps give commercial contractors a more connected way to work. By bringing accurate preconstruction together with the workflows, visibility, and insights that power operations, teams can keep projects moving with greater clarity and control.
Carry project information forward from estimating into execution, helping teams create a more connected path from bid to closeout.
Bring critical project and financial insights into view so teams can spot issues sooner and make more informed decisions.
More than 1,500 leading companies across North America trust BuildOps, backed by Founders Fund, N47, Meritech Capital, and other top investors.
Built for the complexity of large-scale commercial work, BuildOps replaces disconnected tools and manual workflows with a unified platform that keeps every job moving from quote to close. AI-powered workflows, real-time insights, and field-tested mobile tools give crews, managers, and executives the visibility and control they need to work smarter and move faster. Founded in 2018 by a U.S. Army Veteran and built by industry veterans, BuildOps is on a mission to help commercial contractors shape the future of the trades.
See how STACK and BuildOps can help bring estimating and operations together, giving your team a more connected way to move work from bid to closeout.


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