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The Construction CFO SCHEDULE A FREE CALL
CIVIL CLUSTER · TRADE OPERATING SYSTEM

WHY EXCAVATION CONTRACTORS RUN OUT OF CASH.

QUICK ANSWER

Excavation contractors run out of cash because the trade is iron-heavy and the cost of that iron runs whether it is working or not. Owned machines carry thousands a month in ownership cost, dirt jobs swing on haul distance and cut-fill balance, and mobilization gets buried in an hourly rate. The work profits while the equipment quietly eats the margin.

An owned excavator can carry roughly $4,400 a month in ownership cost before fuel, repairs, or operator, and that meter does not stop on a rain week. Dirt jobs are won and lost on cut and fill balance and haul economics, so when import or export runs longer than the bid assumed, trucking and tipping fees stack up with no change order behind them. Mobilization, the lowboy moves and staging, costs thousands per move and disappears into a blended hourly rate. The income statement looks fine because none of this lands on a line you watch. CFOS makes the iron and the dirt visible before closeout.

BY JOSH LUEBKER Published: February 2026 Updated: June 2026
THE FAILURE MODE

WHY EXCAVATION WORK EATS CASH.

Excavation is the most equipment-intensive trade in the civil cluster, and equipment is exactly where the money goes missing. Owned machines carry ownership, maintenance, and replacement cost every single day, working or idle. A wet week stops production but does not stop the cost of the fleet.

Dirt jobs live and die on two numbers: cut and fill balance, and haul distance. The estimate assumes both. When the site does not balance, or the haul runs longer than planned, trucking and tipping fees stack up fast and there is rarely a change order behind them. Mobilization is its own quiet loss, expensive to execute and almost always under-billed.

The result is the familiar pattern: the bid looked good, the crew worked hard, the job closed, and the cash is gone. The income statement never showed it because owned-equipment cost and quantity overruns do not arrive as a line item you can see in time to react.

Gross Margin Target
22-25%
Healthy range at $1M to $12M
Overhead Rate
12-14%
Of revenue, recovered in bids
Net Margin Target
8%+
After real overhead is loaded
3 REASONS YOUR CASH IS GONE

THE MECHANISMS NO ONE PRICES IN.

OWNED-EQUIPMENT IDLE COST

Your iron costs money on the days it does nothing.

An excavator that costs $310K and is owned for seven years carries roughly $4,400 a month in ownership cost before fuel, repairs, or operator. Parked on the yard during a rain week, that cost still runs. Bid as a low hourly rate, the idle days are never recovered, and a slow season turns the fleet into a fixed-cost anchor.

HAUL AND DIRT-BALANCE BLOWUPS

The bid assumes a balance the site does not honor.

Estimates assume a haul distance and a cut-and-fill balance. When import or export runs longer than planned, trucking and tipping fees climb per load with no change order. A 15 percent haul overrun on a $900K mass-excavation job is tens of thousands of dollars, invisible until the job closes and the margin is already gone.

MOBILIZATION UNDER-BILLED

Moving the iron is a cost you give away.

Lowboy moves, staging, and setup run thousands of dollars per mobilization. Folded into an hourly rate, that cost is lost on short-duration tasks where the machine is on site only a day or two. Across a year of small jobs, the un-billed mobilization adds up to real margin.

WHERE CONTRACTORS GET MISLED

THE WRONG DIAGNOSIS COSTS YOU YEARS.

Wrong answer 1: fuel prices killed us. Fuel is a symptom you can see. The bigger cost, ownership on idle iron, is the one you cannot see, and it dwarfs the fuel swing.

Wrong answer 2: machines are just expensive. They are, which is exactly why the cost has to be measured per machine and recovered in the bid, not guessed at with a round hourly number.

Wrong answer 3: the operators are slow. Maybe, but without quantity tracking you cannot tell a slow crew from a bad haul assumption, and you cannot bill the difference as a change order.

The real answer: there is no equipment cost basis and no quantity tracking against the estimate. Until the iron and the dirt are measured, every overrun is absorbed silently. CFOS measures both.

HOW CFOS FIXES IT

SAME BUSINESS. BETTER SYSTEM.

CFOS is the Construction Financial Operating System. For excavation contractors it installs as a set of specific deliverables, not advice:

Equipment cost basis per machine: daily, weekly, and monthly rate covering ownership, maintenance, and replacement
Owned-equipment idle time tracked and absorbed into the overhead rate, not lost
Quantity tracking for cut, fill, and haul loads against the estimate so overruns surface mid-job
Mobilization billed as a discrete line, not buried in the hourly rate
Real overhead rate loaded into every bid, with weather and downtime included
13-week cash forecast built around equipment payments and pay-app timing
PRICING

FLAT MONTHLY FEE. NO SURPRISES.

Two tiers based on trailing 12-month revenue. No hourly billing. No payroll. No add-ons. Everything included in the flat monthly fee.

RevenueCore FinancialExecutive Financial
Under $1M$1,900/mo$2,900/mo
$1M–$3M$2,600/mo$3,600/mo
$4M–$6M$3,800/mo$5,500/mo
$7M–$9M$5,100/mo$6,900/mo
$10M–$12M$6,100/mo$8,500/mo
$13M+QuotedQuoted
What's Included →
COMMON QUESTIONS

FREQUENTLY ASKED.

Excavation is the most equipment-heavy civil trade, and equipment is where cash quietly disappears. An owned excavator can carry around $4,400 a month in ownership cost before fuel, repairs, or operator, and that cost runs on rain weeks too. Dirt jobs hinge on cut and fill balance and haul distance, so a 15 percent haul overrun on a $900K mass-excavation job is tens of thousands gone with no change order. Mobilization gets folded into an hourly rate and lost on short tasks. The income statement shows profit because idle iron and quantity overruns never hit a line you watch.
CFOS builds an equipment cost basis for every machine with a daily, weekly, and monthly rate covering ownership, maintenance, and replacement, tracks owned-equipment idle time so it is absorbed instead of lost, sets up quantity tracking for cut, fill, and haul loads against the estimate so overruns surface mid-job, bills mobilization as a discrete line, loads your real overhead rate into every bid, and runs a 13-week forecast around equipment payments and pay-app timing.
CFOS serves commercial excavation subcontractors doing $1M–$12M. Core Financial starts at $1,900/month. Executive Financial starts at $2,900/month. Onboarding takes 60 days.
Core Financial includes ControlQore setup, job costing aligned to your estimates, full-service bookkeeping, and bank reconciliations. Executive Financial adds monthly CFO advisory meetings, controllership, and strategic accountability. No payroll. No scope gaps.
60 days. We migrate your books to the start of your last taxable year, set up ControlQore, and build your job costing structure from scratch. Fully operational in two months.
Josh Luebker, The Construction CFO
Josh Luebker
Fractional CFO · The Construction CFO

Former commercial construction project manager and master electrician. Managed 150+ projects totaling $300M+ including data centers, military bases, hospitals, and high-rises. Now fractional CFO for commercial subcontractors doing $1M–$12M through Sulphur Prairie Management. About Josh →  |  LinkedIn →

$2.1M+
Client AR Recovered Since 2023
24
Active Trade Specializations
60 DAYS
Average Onboarding Time
CLIENT RESULTAn earthwork contractor running 34 machines rebuilt its equipment cost basis and improved its balance sheet by $779K in 90 days. Anonymized client result.
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SERVICE LAYER
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DO YOU KNOW WHAT YOUR IRON ACTUALLY COSTS?

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THE CONSTRUCTION CFO
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© 2026 SULPHUR PRAIRIE MANAGEMENT · SULPHUR ROCK, AR
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Josh Luebker, The Construction CFO
JOSH LUEBKER
FOUNDER & CFO

Master electrician and former project manager, 150+ projects and $2.1B+ in commercial work. Now runs the numbers for subcontractors instead of standing on the job site.

LinkedIn About
Stewart Bohrer, The Construction CFO
STEWART BOHRER
VP OF OPERATIONS

Keeps the system running day to day: job costing, WIP, monthly financial reviews, and the follow-through between calls. Josh handles onboarding.

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