eSUB

eSUB is a cloud-based construction management platform built specifically for subcontractors. Unlike many general contractor-focused solutions, eSUB zeroes in on the needs of trade contractors—electrical, HVAC, plumbing, concrete, drywall, and more—offering tools that streamline field-to-office collaboration, document control, and labor tracking.

• Headquarters: San Diego, California

• Founded: 2007

• Industry: Construction Technology / SaaS

• Status: Privately held, venture-backed

• Employees: ~60 as of 2024

eSUB was founded by Wendy Rogers, a veteran consultant in the subcontractor space, with Benny Baltrotsky as a founding team member. The company emerged from a deep understanding of the operational challenges faced by subcontractors—especially the disconnect between field labor and back-office documentation.

• eSUB gained traction by focusing on underserved subcontractor workflows.

• It was featured twice on the Inc. 5000 list, with 294% revenue growth over three years.

• Leadership transitioned in 2021, with Erich Litch taking over as CEO.

eSUB has raised approximately $23.4 million across multiple rounds:

• Seed Round (2015): $1.35M

• Series A (2016): $5M led by Revolution Ventures

• Series B (2019): $12M led by Catalyst Investors

• Series B1 (2023): $2M for product expansion

Valuation estimates (as of 2019) place eSUB in the $50M–$100M range. Investors include Autodesk, Catalyst Investors, and Revolution Ventures.

eSUB Cloud is a modular platform tailored for subcontractor workflows:

Core Modules

• Project Management: Task tracking, scheduling, and Gantt charts

• Document Control: RFIs, submittals, change orders, purchase orders

• Daily Reports: Field logs, crew tracking, weather, and incident reports

• Time Tracking: GPS-enabled mobile timecards and labor productivity tools

• Field Notes: Real-time updates from job sites via mobile app

• Budgeting & Cost Control: Track material and labor costs by activity

Integrations

• Seamless sync with QuickBooks Online

• Compatibility with Autodesk BIM 360, PlanGrid, and other estimating/accounting tools

Mobile App

• Available for iOS and Android
• Enables field teams to capture data, photos, and submit reports on the go

• Real-Time Financial Sync: Timecards and cost codes now integrate directly with accounting systems

• Improved UI/UX: A redesigned interface based on customer feedback for better usability

• Advanced Reporting: Enhanced dashboards for labor productivity and project health

• Field-to-Office Automation: Streamlined workflows that reduce manual data entry and errors

eSUB fosters a collaborative and inclusive culture:

• Employee-Centric: Flexible schedules, remote work options, and open-door leadership

• Recognition Culture: Celebrations for sales wins, promotions, birthdays, and milestones

• Learning & Growth: Paid certifications, onboarding programs, and cross-functional training

• Diversity & Inclusion: Emphasis on building a diverse workforce and safe work environments

• Transparency: Regular feedback loops and open communication across departments

eSUB serves thousands of subcontractors across North America and beyond:

• Target Users: Electrical, mechanical, plumbing, drywall, concrete, and steel contractors

• Company Sizes: Small businesses to enterprise-level specialty contractors

• Roles Supported: Field workers, project managers, financial officers, and executives

• Community Engagement:
  • Active customer feedback loops
  • Case studies and webinars
  • User-designed features and UI enhancements