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"Being able to create detailed estimates and go straight to the proposal, to customize it and make it look the way we want, and with everything in the cloud – STACK is the holy grail really!"

"We use STACK every day for a multitude of tasks. It is so adaptable to our needs. We use it for project takeoff, as-built drawings, area takeoffs, data center for quick access of equipment requirements and a host of other tasks. It's the greatest tool in our box!"

"Great product, easy to use, easy to learn. My entire estimating workflow is more efficient because of STACK. I am able to bid more projects in less time. Because STACK is Web-Based I can use it on any computer. STACK works on both my PC and MAC. I recommend STACK to the other subcontractors I work with."

"STACK has continued to develop more useful tools for an already useful service. STACK is an integral part of our estimating team and has saved us time and improved our delivery of accurate estimates."

"What makes STACK stand out to me is the open architecture. STACK’s application programming interfaces, which allow us to integrate other systems into STACK, are unique. One of the really exciting things about STACK is that we go from being rigid and inflexible to being able to quickly respond to customers."