Contractor Cash Flow Guide — Managing Project Cash Flow & MCA Strategy

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The Contractor Cash Flow Paradox

Contractors have a fundamentally backward cash flow model compared to most businesses: expenses precede revenue by weeks. You buy materials in Week 1, pay your crew through Week 8, and receive your first significant payment in Week 4 — and that payment may represent only 20–30% of the contract value. The rest comes later, milestone by milestone, subject to approval delays, inspection schedules, and lender holdbacks.

The cash flow paradox is this: the more jobs you win, the more working capital you need before any of them pay. A contractor who wins 3 new jobs in one month needs to mobilize all three simultaneously — often requiring $50,000–$150,000 in upfront capital before a single draw arrives.

The hidden cost of under-capitalization: contractors who can't mobilize multiple simultaneous jobs don't just miss revenue — they miss the growth ceiling. A 3-crew operation that could be a 6-crew operation is perpetually limited not by available work, but by working capital. MCA is one tool that breaks this ceiling.

Understanding Your Draw Cycle Cash Flow

Different contract types have different cash flow timing profiles:

Contract Type	Payment Structure	Capital Need Window	Typical Duration
Residential remodel	Deposit + milestones	Week 1–3 (materials)	4–8 weeks
New residential construction	Monthly draws (lender)	30+ days before first draw	4–12 months
Commercial TI	Monthly draws or milestones	30–60 days before first draw	2–12 months
Government/municipal	Net-30 to Net-60 invoicing	Entire project before any payment	Variable
Subcontract (to GC)	Pay-when-paid or milestones	Dependent on GC draw schedule	GC timeline + 2–4 weeks

Mapping Your Specific Cash Flow Cycle

For each active project, track these 4 dates:

Mobilization date: When you start spending money (materials, equipment rental, first crew day)
First draw date: When you expect the first payment to arrive
Gap days: Days 1 through first draw date — this is your capital need window
Total project cash exposure: Maximum outstanding expenses at any point in the project

Sum these gap days across all active projects to determine your total working capital need at any given time.

The 3-Account Cash Management System

Most contractors run all money through a single account. This creates constant confusion between available balance and committed expenses. A 3-account system solves this:

Account	Purpose	Target Balance
Operating Account	All deposits in, all project costs out	2 weeks of overhead
Payroll Account	Funded weekly from operating account	Exactly next payroll
Working Capital Reserve	Funded when operating is above target	$15,000–$50,000

The operating account receives all project payments. Every week, transfer the exact payroll amount to the payroll account. Any operating balance above your 2-week overhead target moves to working capital reserve. This automatically builds your reserve during strong project months and depletes it during gap periods — exactly the pattern you want.

A working capital reserve of $25,000+ means you can mobilize a new project during the gap between two others without MCA. When you do use MCA, you use it for growth opportunities — not survival gaps. That's the distinction between strategic and reactive funding.

When to Use MCA vs. When to Wait

Situation	Use MCA?	Why
Multiple jobs starting simultaneously, materials needed before any draw arrives	Yes	MCA unlocks multiple simultaneous projects that otherwise would have to be staggered
Payroll shortfall 3 days before payday, draw arrives in 5 days	Consider	Small, short-term bridge — evaluate if timing permits a smaller advance
Growth opportunity requiring new equipment or crew	Yes	Capital enables revenue growth that exceeds MCA cost
Account chronically near zero for 6+ months	Not yet	Underlying cash flow problem needs structural fix, not more debt
Single large project with confirmed lender draw approval	Maybe	Bridge until first draw. Size to exactly what you need, not maximum available.

MCA Sizing Rule for Contractors: Calculate the exact gap between your mobilization cost and your first draw payment. Add 15% buffer. That's your advance amount. Don't take more because you qualified for more — take exactly what the project needs.

Managing MCA Repayment During Project Transitions

The most dangerous period for contractor MCA repayment is project transitions — when one job closes and the next hasn't started producing deposits yet. Here's how to manage it:

Maintain a transition buffer: Always keep enough in your operating account to cover 2 weeks of MCA payments during a gap period. If your daily payment is $500, that's $5,000 minimum buffer during transitions.
Track your project pipeline actively: Know when your current projects will produce their next draw. If a gap longer than 2 weeks is coming, contact your funder proactively.
Never stack MCAs in gap periods: Taking a new MCA because the current one is creating strain during a gap adds to the problem. Address the root cause (project gap) not the symptom (cash flow strain).

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