WHY YOU'RE SHORT

LOW VOLTAGE / AV JOBS LOOK PROFITABLE. THE CASH IS STILL IN TRANSIT.

QUICK ANSWER

Low Voltage / AV subcontractors run out of cash for reasons specific to how the work is built and billed, on jobs that are making money. The three that cost the most in this trade are below, taken from low voltage / av contractor research. Most sit at 75 to 90 days from finishing work to holding the money, and 45 days is achievable.

Cash and profit are measured on different clocks. Your profit and loss records revenue when you invoice and costs when you incur them, while the bank account only knows what cleared. Labour goes out weekly and collects 45 to 90 days later, minus retention. That distance is what a growing, profitable low voltage / av company funds out of pocket, and it widens as you grow. The specific things that widen it in this trade are what the rest of this page is about.

BY JOSH LUEBKERPublished 2026-08-06Updated 2026-08-06
WHERE THE CASH GOES IN LOW VOLTAGE / AV

WHERE IT LEAKS OUT.

01 · Certification-gated payment (test results are the closeout)

Cabling work bills against certification: fluke-test results per drop, labeled and documented to spec, and AV work bills against commissioning (systems programmed, tested, client-trained). Production that outruns testing and documentation is unbillable inventory in the ceiling, the same documentation-complete rule the fiber file proves at carrier scale.

The module that controls this

THE THREE THAT DECIDE THE YEAR

WHAT MOVES MARGIN IN THIS TRADE.

LEAK 01

The Undefined Drop

The trade sells by the drop, and an undefined drop (pull only, or pull-terminate-test-label-document?) makes every unit price a future argument. Define the unit, log the count, and added drops become change orders instead of favors.

LEAK 02

The Untested Ceiling

Cable that's pulled but not certified is inventory, not revenue: billing rides the fluke reports and the label schedule. Documentation-complete is the collection strategy, per drop, daily.

LEAK 03

The Subjective Punch

AV acceptance without written criteria means the job closes when the client's taste is satisfied, which is never on the contractor's calendar. Commissioning protocols with defined pass conditions are how integration projects end on paper. (cfos-cash-flow-cycle-system) ---

THE NUMBER TO MANAGE

DAYS SALES OUTSTANDING.

Ninety days is weak, 45 is the target, 30 is strong. Nothing else moves cash faster.

PositionDaysWhat it means
Weak90 daysRoughly three months of work funded out of your own pocket.
Target45 daysAchievable on the days you control: submission timing, complete documentation, follow up in week two.
Strong30 daysRequires discipline every month, and it's the cheapest capital available to you.

Moving from 90 days to 45 frees roughly annual revenue divided by 365, times 45 days. At $4M that's about $493,000. At $8M it's about $986,000. That money doesn't come from a bank and it costs no interest, which is why we work the cycle before discussing financing anything.

WHERE YOU SHOULD BE

LOW VOLTAGE / AV BENCHMARKS.

Low Voltage / AV subcontractors at $1M to $5M net 8 percent, against a CFOS target of 10 percent, set at 10 percent before taxes or 3.5 points better than your trade's average at your revenue, whichever is higher. Working capital should sit at 13 percent of annual revenue, and the monthly close should finish by day 10 so the numbers can still change a decision.

Full low voltage / av benchmarks
COMMON QUESTIONS

FREQUENTLY ASKED.

Because the jobs earn before the money comes in. Labour and material go out on a weekly cycle and collect 45 to 90 days later, with 5 to 10 percent held as retention behind that. In low voltage / av specifically that distance is widened by certification-gated payment (test results are the closeout). None of that reads as a loss on any single job, which is why it goes unaddressed.
Because billing rides certification: test results per drop, labeling, and documentation packages gate the invoice, on top of the industry's 56-day average wait. Test and document daily as crews pull, and bill documentation-complete; cable in the ceiling without a fluke report is inventory.
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.
$10.7M+
Client AR Recovered Since 2023
48
Active Trade Specializations
60 DAYS
Average Onboarding Time
WHAT THIS TIES INTO
Josh Luebker, The Construction CFO
Josh Luebker
FRACTIONAL CFO · THE CONSTRUCTION CFO

Former commercial construction project manager and master electrician. Managed 150+ projects worth more than $2.1B combined, with individual jobs from $50,000 to $300M, including data centers, military bases, hospitals, and high-rises. Now fractional CFO for commercial subcontractors doing $1M to $12M through Sulphur Prairie Management.About Josh  | LinkedIn

WHICH WEEK DO YOU RUN SHORT?

Bring your open invoices and your payroll calendar. We will build enough of a forecast on the call to tell you which week is tight and why.

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