DECISION GUIDE

IS A FRACTIONAL CFO ACTUALLY WORTH IT?

QUICK ANSWER

A fractional CFO is worth it when the monthly fee is smaller than the cash it recovers through better collections, corrected overhead, and accurate job costing. For most subcontractors doing $1M to $12M in revenue, that math works in the client's favor within the first few months.

The honest way to evaluate the fee only means something measured against what the engagement recovers. An overhead rate that had been running 10 points too high without anybody catching it, a collections process that brings in $200,000 of aging AR, or a cash forecast that prevents one emergency merchant cash advance: any one of those alone can cover a year of fees. So the question isn't whether the retainer is expensive in the abstract. It's whether the specific problems in your business are already costing you more than that every month.

BY JOSH LUEBKERPublished 2026-08-06Updated 2026-08-07
THE DEFINITION

WHAT IT MEANS.

A fractional CFO is a part-time construction finance lead on a monthly retainer, and the engagement is worth it when the fee is smaller than the cash it recovers through better collections, a corrected overhead rate, and accurate job costing.

The reason this is hard to decide from the outside is that the fee is knowable and the return isn't, at least not until somebody looks at your books. Two contractors at the same revenue can have wildly different amounts of recoverable cash sitting in their business, because one has an overhead rate that's roughly right and the other has one that was set four years ago. That's what a diagnostic call is for.

WHEN IT IS CLEARLY WORTH IT

THE SIGNS TO LOOK FOR.

01

You have had a near miss on payroll

A scramble to cover a short week is the clearest sign there is, because it means the business is running on whatever came in rather than on a forecast. Payroll is weekly and collections aren't, so the two fall out of step long before anybody calls it a cash flow problem. One near miss is a warning, and two in a year means the system doesn't exist yet.

02

Revenue keeps growing but cash never reflects it

Growth consumes cash before it produces any, because every new job mobilizes and every new job holds retention. A contractor can put up a strong year of growth and finish it with less in the bank than they started with. When the top line is up and the balance is flat, the problem is timing rather than profit.

03

You suspect the overhead rate is wrong and haven't checked it

Most contractors carry an overhead rate that was set once and never tested against the real financials. A verified civil client was carrying 32 percent when the corrected figure was 15 percent, which means every bid written in between inherited the error. Until somebody rebuilds that rate off the actual books, you're pricing work against a number nobody has audited.

04

AR is aging past 60 or 90 days with no collections process

Invoices sitting past 60 or 90 days are money the business already earned and is now financing for its customers. Without a systematic follow up schedule, collections happens when somebody remembers, which is usually the week cash gets tight. A verified electrical client recovered $365K of AR once the follow up became a routine that somebody owned.

THE ARITHMETIC

WHAT IT LOOKS LIKE IN DOLLARS.

Real recoveries, not hypotheticals

Four outcomes come from verified engagements: $365K of AR recovered for an electrical contractor, an overhead rate corrected from 32 percent to 15 percent for a civil contractor, net profit of $1.1M against a prior year of $24K, and $750K of new capital unlocked for a civil contractor. Each of those is recovered cash well beyond the monthly cost of the engagement. The fee is the easy part to calculate, and the return depends on what's broken in your specific business.

$10.7M+
Client AR Recovered Since 2023
48
Active Trade Specializations
60 DAYS
Average Onboarding Time
PRICING

FLAT MONTHLY FEE. NO SURPRISES.

Three tiers, priced by your trailing twelve month revenue. Which one you're in depends on how much of the work you want off your desk. No hourly billing, no payroll, and no add-ons.

Pricing

Last 12 months revenueMonthly fee
Up to $1M$1,900 to $2,900
$1M to $3.5M$2,600 to $3,900
$3.5M to $6.5M$3,800 to $5,700
$6.5M to $9.5M$5,100 to $7,100
$9.5M to $12.5M$6,100 to $8,500
$12.5M to $15.5M$7,400 to $11,000
$15.5M to $18.5M$9,400 to $13,500
$18.5M+Quoted individually

Range reflects the three tiers below. Which one you're in depends on how much of the work you want off your desk. No payroll. No hidden line items.

Core

You stop guessing.

You get the CFO work. Job costing built against the way you estimate, a 13 week cash forecast, monthly WIP, and a meeting every month that ends in decisions rather than a report.

Your bookkeeper keeps doing the books.

Executive

You stop touching the books.

Everything in Core, and we run the bookkeeping and the controllership as well. Nobody in your office is answering coding questions or chasing a reconciliation at month end.

We do the books. No payroll.

Strategic

Every job shows its margin while it's still running.

Everything in Executive, plus the job costing and WIP platform set up, loaded with your cost codes, and managed for you every month. You never have to learn it.

We do the job costing.

COMMON QUESTIONS

FREQUENTLY ASKED.

Usually yes, for subcontractors doing $1M or more in revenue with cash flow problems that don't read cleanly off the P&L. The fee is typically smaller than the cash recovered through corrected overhead, better collections, and accurate job costing. A profitable P&L sitting next to a tight bank account is the classic case for it.
It varies by what's broken in the business, but AR recovery, overhead correction, and avoided emergency borrowing often cover a year of fees within the first few months of the engagement. The collections work usually moves first, because chasing invoices that were already issued costs nothing to start. The overhead correction takes longer to reach the bank and is worth more over a full year.
A fractional CFO isn't only for crisis situations. Many clients engage while profitable but growing, to build the financial infrastructure that supports scaling without the cash problems that usually come with it. Building that structure before you need it costs far less than building it during a short week.
A 20 minute diagnostic call identifies the specific operational breakdowns in your business, which is the fastest way to know whether the return justifies the fee before you commit to anything. Bring your last full year and one open job. We will tell you which number is off and why.
Three tiers, and which one you are in depends on how much of the work you want off your desk. Core is where you stop guessing: job costing built against the way you estimate, a 13 week cash forecast, monthly WIP, and a monthly meeting that ends in decisions, while your bookkeeper keeps doing the books. Executive is where you stop touching the books, because we run the bookkeeping and the controllership as well. Strategic is where every job shows its margin while it is still running, because the job costing and WIP platform is set up and managed for you. No payroll. No scope gaps.
WHAT THIS TIES INTO
Josh Luebker, The Construction CFO
Josh Luebker
FRACTIONAL CFO · THE CONSTRUCTION CFO

Former commercial project manager and master electrician: 150+ projects worth $2.1B combined, from $50,000 to $300M. Now fractional CFO to commercial subcontractors.

WANT TO KNOW WHAT IT IS WORTH FOR YOUR BUSINESS?

Book a 20 minute diagnostic call. No obligation, and we will tell you what's broken before we talk about working together.

You don't hire a CFO because it's safe, you do it because the real risk isn't having one.
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