The Contractor Back-Office Platform — Accounting, Lien Waivers, Certified Payroll, and Job Costing for Subcontractors
Built forSpecialty trade subcontractors (electrical, plumbing, HVAC, framing, concrete) with 5-200 employees, particularly those working on government and prevailing wage projects
The scorecard
Revenue Potential
9/10
Very High
700K specialty subs x $199-$599/month = massive TAM. Construction vertical SaaS has proven high willingness to pay and extremely low churn once adopted.
Virality
5/10
Medium
Construction is a relationship-driven, word-of-mouth industry. Trade shows and CPA referrals drive adoption more than viral content, but satisfied subs refer other subs consistently.
Execution
8/10
High
The compliance rules engine (prevailing wage, certified payroll, union CBAs, lien laws across 50 states) is enormously complex. Domain expertise in construction accounting is essential for the founding team.
The idea
A vertical operating system for specialty trade subcontractors (electricians, plumbers, framers, HVAC) that handles the back-office nightmare — job costing by project, AIA billing, certified payroll for prevailing wage jobs, lien waiver management, change order tracking, and union reporting — in one platform instead of the 6 tools and 2 accountants they currently use. There are 700,000 specialty subcontractors in the US doing $800 billion in annual revenue, most run their back office on QuickBooks and spreadsheets that can't handle…
What you unlock
4 phases
Execution plan, weeks 1–24
5 channels
With strategies + tactics
4 competitors
Analyzed + positioning
3 signals
Real Reddit / X / news posts
Full offer
Pricing + lead magnets
Trend data
Interest over 12+ months
Execution plan
Core Platform MVP
- Build job costing engine with project-level tracking, cost codes, and budget-vs-actual reporting
- Implement certified payroll reporting (WH-347) with prevailing wage rate lookups by jurisdiction
- Create AIA billing document generation (G702/G703 forms) with progress billing automation
- Develop QuickBooks Online and Desktop integration for two-way financial data sync
Phase 2: Beta with Trade Subs · Weeks 11-16
Phase 3: Launch & Go-to-Market · Weeks 17-24
Phase 4: Scale & Expand · Months 7-18
What real people are saying
Recurring posts from subcontractor owners asking for software that handles certified payroll AND job costing without needing 3 separate tools, with frustration about QuickBooks limitations dominating the conversation
+ 2 more market signals
Top marketing channel
Exhibit at ASA (American Subcontractors Association) events, MCAA (Mechanical Contractors), NECA (Electrical Contractors), and regional construction trade shows. Demo live with real certified payroll scenarios.
+ 4 more marketing channels with strategies
Members only
Unlock the full The Contractor Back-Office Platform — Accounting, Lien Waivers, Certified Payroll, and Job Costing for Subcontractors
Get phases 2–4 of the execution plan, every marketing channel with strategies, the complete offer breakdown, full trend data, competitor analysis, and all market signals — plus 509 more validated startup ideas.
- Phases 2–4 of the 4-phase launch plan
- All 5 marketing channels with strategies
- Complete offer breakdown + pricing tiers
- 4 competitors analyzed with positioning
- 3 market signals from real users
- 509 more validated startup ideas
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