All the construction estimating & takeoff features you need, in one solution.

The preconstruction phase of a project can be complex and working on a new project can take significant time, energy and coordination. STACK software is designed to provide everything you need to move through the process faster, with absolute accuracy and with the collaboration tools you need to keep the entire team efficient and aligned.

Learn More:
Plan, Spec & Document Management •  Team Collaboration & Connectivity
Cloud-based Quantity & Material Takeoff  •  Detailed Cost Estimating & Proposals

Plan Spec Document Management


Get Organized, Stay Organized

With STACK, keeping project plans, specs and other documents organized has never been easier. Every page added is instantly processed to make sorting by discipline easy and locating key details fast.

Easily upload & securely store plans, specs & project documents from any source. Trade overflowing bins of blueprints & difficult to access file servers for a digital planroom that keeps your team aligned.

Plan Overlay Icon


Easily review revised plans and identify the differences without having to redo takeoffs.

reporting icon

organize pages quickly

Use folders & intuitive drag & drop tools to organize plans just the way you want.

Plan text search

find the important details

Simultaneously search all plan titles & content to find what you’re looking for.


Work Together - Anytime, Anywhere

Work together smarter – no matter where your work takes you. Because STACK is web-based, your team can access project plans, details and reports from the office, from the job site, from home or anywhere. 

Align and empower your internal team and external project stakeholders with robust markup, sharing and invitation features.

Team Collaboration
Shaking Hands

Keep the team aligned

Keep everyone aligned by always working on the same plan set.

Onscreen Takeoff

call attention to specifics

Quickly address key details with other team members using callout and markup tools.

STACK Enterprise

share project access

Spread the workload by sharing plans or inviting others to collaborate on a project.

Cloud-Based Takeoff


Increase Speed & Eliminate Mistakes

Say farewell to paper plans and outdated, cumbersome desktop software. Easy-to-use takeoff tools from STACK allow you to use a variety of measurement types to quickly and accurately determine material quantities.

Make project takeoffs 10x faster while you enjoy working anytime, anywhere and from any device.

Simplify Complex Calculations

get fast & accurate Quantities

Put hours back on the clock with easy-to use markup & measuring tools.

Use powerful automation

Save more time with tools like AutoCount, takeoff templates & pre-built materials.

Deliver Professional Quotes

leave no room for mistakes

Eliminate costly takeoff and estimating errors to bid and win more profitable work.


Create Professional Proposals That Win

The ability to easily respond to bid requests and provide fast and accurate cost estimates for any project, gives contractors the competitive edge they need.

STACK provides unmatched flexibility and reliability regarding the detail and accuracy of any bid submission. With our easy-to-use tools, no matter the trade specialty, we’re helping subcontractors compile winning proposals in a fraction of the time while maintaining greater control of their profit margins. 

Cost Estimating & Proposals Screenshot
PreBuilt Materials Database


Seamlessly create a bill of materials for your suppliers.



Incorporate labor & materials into estimates using pre-built & customizable libraries.



Quickly create a polished proposal complete with your company logo.

Want to see STACK estimating & takeoff features in action?

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Before You Go...

Get the Top 5 PreConstruction Features Checklist
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