Introducing: Fusion by eSUB
Your modern connected jobsite tool
Built exclusively for commercial subcontractors, Fusion links external field personnel to the back office, to capture actionable insights that trigger follow-up tasks, and crucial correspondence to internal stakeholders and their GCs.
- Easy, intuitive web and mobile experiences tailored to trade contractors
- Simple ways to create, manage & access documents
- Real-time project visibility & insights
Trade contractors see results with eSUB
29%
INCREASED PRODUCTIVITY
47%
REDUCED REWORK
25%
INCREASED REVENUE ON CHANGE ORDERS
*Based on a 2023 survey of eSUB customers.
Simple Software for Subcontractors
There’s a reason SUB is in our name. eSUB construction management software exists specifically to meet the needs of commercial construction subcontractors. We’ve spent years designing a solution that will fit how you work.
Manage Your Project Documents and Field Communications Better

Better document management
Process Submittals, submit RFIs, and send Change Orders right from the field.

Better field communications
See why concrete, drywall, glazing, and steel contractors use eSUB to ensure profitability, mitigate risks and increase efficiency.

Better visibility & reporting
See why concrete, drywall, glazing, and steel contractors use eSUB to ensure profitability, mitigate risks and increase efficiency.

Better organization
Access all project information and documents in one place with unlimited cloud storage.
Features Built Specifically for Trade Contractors

Change Orders
Simplify change orders and facilitate seamless communication between all stakeholders.
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Daily Reports
eSUB streamlines daily reports and daily log management, addressing challenges
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RFIs
Connect your team remotely and automatically track all activities related to your RFI.
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Submittals
eSUB’s submittals allows clear visibility across the team to track and manage submittals.
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Field Notes
Using the eSUB Cloud mobile app, field teams can easily create field notes to document job progress.
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Purchase Orders
With eSUB, you can create purchase orders and track material costs by labor activity.
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eSUB Cloud + QuickBooks Online
eSUB now offers seamless integration with QuickBooks Online accounting software for construction businesses.
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Works Well with Others
Simplify manual processes with connected integrations that work with your existing software.

Useful Guides and Resources
How eSUB Cloud Construction Software Stands Out Among Apps for Contractors
See why selecting an app specifically built for trade contractors is the right choice for your business.
11 Construction Project Management Tips to Achieve Maximum Efficiency
Trade contractors are always looking for ways to improve efficiency and streamline their processes.

5 Myths Keeping Your Construction Business from Growth & Profitability
Construction executives often fall prey to some common misconceptions when avoiding the need for software to manage projects and documents.
Trusted by the Trades, Proven Results
What our clients say.
“Instead of being inundated with paper, our workers are more focused on profit-bearing tasks and contributing to the bottom line. The benefits of using a system tailored for project delivery and business management has saved thousands of dollars in time alone and knowing where our project information is at all times.”
Justin Hiatt
Eckstine Electric Company“We have been able to reduce costs and mistakes substantially because there’s no longer the need to send lengthy documents, drawings, and plans out to the field and vice versa. It’s all right there on their mobile devices to make accurate decisions and continue finishing the job. eSUB bridges the gap between your greenhorn workers and your most senior technicians. Everyone can use it.”
Cassie Kasper
Kasper Electric
“eSUB is a pretty good indicator, early on, of how we’re doing. We had been using the same formula, but the data we were getting was not that great. Now we can trust that the data is more accurate. With a high level of accuracy, we can see how we are doing on each task.”
Craig Berman
Geauga Mechanical
Client Case Studies
Learn how other subcontractors use eSUB to stay on top of their projects. We’ve helped clients all across the commercial construction industry:

Hundreds of Commercial Subcontractors Rely on eSUB
