eSUB Fusion

eSUB

About this app

Construction Management Software for Commercial Subcontractors 

Fusion by eSUB is the modern field management and construction project management app built exclusively for commercial subcontractors. Connect your field teams to the office with real-time project visibility, streamlined documentation, and field-first workflows designed for how specialty trade contractors actually work. eSUB helps your team capture critical jobsite information, improve communication, increase project visibility, reduce rework, and protect profitability.



Key Mobile Features



Field Communication & Documentation 

Keep field and office teams aligned with real-time jobsite updates.

Daily Reports with Foremen Time

Time and Materials with Digital Signature

Field Notes and Activity Stream

Photos and Videos

Offline Access



Drawing & Project Management 

Give field teams access to the information they need to execute work efficiently and reduce rework.

Drawings Management

RFIs

Change Orders

Submittals

Purchase Orders

Project Drive and Document Storage

Project Information

Real-Time Updates



Construction Management Built for the Entire Team 

Protecting your bottom line starts with the information your crew collects in the field. That’s why Fusion by eSUB is designed specifically for trade contractors, featuring simple, intuitive workflows that make it easy for foremen and field teams to document work as it happens.



But capturing field data is only the beginning.



eSUB connects the jobsite to the office, giving project managers, operations teams, accounting staff, and executives the visibility they need to keep projects on track and profitable. Real-time field documentation helps teams identify potential issues earlier, reduce rework, improve communication, and ensure every change, delay, and extra work request is properly documented.



With eSUB, contractors can turn field data into actionable project insights, helping them:

Gain real-time visibility into field activity and project performance

Capture and bill for extra work before revenue is lost

Reduce disputes with complete project documentation

Manage change order and T&M tickets with confidence

Improve forecasting and project visibility

Streamline billing workflows with Progress Billing (SOV and Pay Apps)



From the field to the back office, eSUB helps commercial subcontractors improve productivity, increase project visibility, protect margins, and gain greater control over every project.



What is the eSUB Difference?

Built exclusively for commercial subcontractors

Connects field operations, project management, and accounting

Unmatched onboarding and customer service

Improves documentation and jobsite communication

Reduces rework and project risk

Increases revenue capture from extra work and change orders

Helps contractors improve cash flow with progress billing



With over 25 years serving commercial trade contractors, see how eSUB can help improve productivity and protect your profit.

What’s new

improvements and bug fixes