A full-time chief operating officer (COO) is the most expensive single hire a 20 million dollar manufacturer makes, and for most defense shops it is also the slowest to pay back. A fractional COO carries the same operating authority at a fraction of the fixed cost, but the right answer is not always the cheaper one. The deciding question is rarely the monthly number. It is whether the operator on the floor can read a value stream, defend an SPRS score, and answer a prime's questionnaire in the same week.

What does a full-time COO actually cost a 20 million dollar manufacturer?

A full-time COO at a 20 million dollar manufacturer is a fully-loaded cost of a quarter of a million dollars and up, not the base salary alone. Layer a performance bonus and some form of equity or profit share onto the base, add the benefits load the Bureau of Labor Statistics puts near 30 percent of total compensation, then payroll taxes, and the base becomes the smallest part of the real number. The fully-loaded cost is what hits the P&L.

The components a founder underestimates:

  • Base plus variable. Executive base is usually paired with a performance bonus and, in a closely held shop, some form of equity or phantom equity. That structure is what attracts an operator who has run a P&L before.
  • The benefits load. Health, retirement match, payroll taxes, and the employer side of insurance add a meaningful percentage on top of cash comp. This is the line a salary figure alone hides.
  • The recruiting and ramp cost. A retained executive search carries its own fee, and a new COO needs three to six months to learn your floor before the role generates return. You pay full freight during the ramp.
  • The exit risk. If the hire is wrong, severance and a second search compound the loss. At 20 million dollars in revenue, one bad executive hire can absorb a year of margin.

Treat the COO line the way you treat a long-lead capital purchase. The sticker price is not the cost. The cost is the sticker plus the ramp plus the risk of buying the wrong machine.

That number is my own estimate from the seats I have seen and from how executive compensation is typically structured. It is not a salary survey, and no public dataset breaks out what a COO costs at a manufacturer this size. Your number depends on your region, your equity posture, and what the candidate's last seat paid.

What does a fractional COO cost, and how is the engagement structured?

A senior fractional COO is generally engaged on a monthly retainer scaled to intensity, with the published rate cards in this market running from roughly 5,000 dollars a month for light advisory up to the low-to-mid 20,000s for a near-full-time, multi-site build phase. You pay for the days you need, and the days flex as the work changes.

The structure follows the work:

  • Light advisory, one day-equivalent a week. A steady hand on the cadence and the metrics, suited to a shop that is mostly stable and needs senior judgment on call.
  • Transformative build phase, two to three days a week. The operator is embedded with your direct reports, installing the operating system, running the audit routines, and owning outcomes against your numbers. This is where most manufacturing engagements live.
  • Near full-time, multi-site. Functionally a full-time COO on a fractional contract, appropriate for a complex integration or a compliance gate with a hard deadline.

The defining economic difference is that a fractional engagement carries no benefits load, no recruiting fee, no severance exposure, and no equity dilution. You convert a fixed cost into a variable one, and you can scale it down when the system holds on its own.

Which one is right for a defense manufacturer specifically?

For a defense manufacturer, the choice usually turns on regulatory fluency and tenure, not on the monthly rate. A full-time COO makes sense when the operational complexity is permanent and full-time. A fractional COO makes sense when the acute need is a transformation with a defined endpoint, especially a compliance gate.

The defense-specific factors a generic comparison misses:

  • Compliance fluency is the scarce input. Cybersecurity Maturity Model Certification (CMMC), ITAR, AS9100, and Controlled Unclassified Information (CUI) handling are not generalist skills. A generalist COO who has never sat an AS9100 audit or defended a Supplier Performance Risk System (SPRS) score will spend your runway learning what a defense-credentialed operator already carries. The July 13, 2026 suspension of CMMC Phase II is the proof of the point. An operator who reads the notice and knows that DFARS 252.204-7012 is untouched keeps building the 800-171 floor. A generalist reads the headline as a reprieve and stands the program down, and a shop that stands it down still loses the prime.
  • The clock is often the whole engagement. When a prime sends a supplier letter or a private equity firm issues a letter of intent demanding diligence, the need is sharp and time-boxed. That is a fractional or scoped engagement, not a permanent hire.
  • The bench you keep matters more than the seat you fill. The right operator upskills your internal technicians into site leaders so the capability stays in the building. A full-time COO who hoards the knowledge leaves a hole when they go. An embedded fractional operator who trains your people leaves a system.

When the work is genuinely permanent, multi-site, and full-time, hire the full-time COO. When it is a transformation, a gate, or a diligence event, the fractional path is faster and cheaper without giving up authority.

How does speed-to-value compare?

A fractional COO reaches value faster because there is no search, no notice period, and no full ramp before the work begins. A retained executive search plus the new hire's notice period plus a three-to-six-month learning curve can put a full-time COO eight to twelve months from real return. A fractional operator who has run defense floors before is productive in the first weeks.

The speed gap is largest exactly when it matters most. If a prime's CMMC supplier letter just landed, you do not have eight months to recruit. You have the gate. Speed-to-value is not a nice-to-have in that situation. It is the entire economic case.

When I take a fractional engagement, I run near full-time presence in the first 90 days to install the system, then step back to a steady fractional cadence as it holds. You get full-time intensity exactly when the transformation needs it, and you stop paying full-time intensity once the routines run themselves.

What is the risk profile of each path?

The full-time hire concentrates risk in a single, hard-to-reverse decision, while the fractional engagement spreads it across a defined, exitable scope. Both carry real risk. They are not the same shape.

  • Full-time risk. A wrong hire is expensive to unwind: severance, a second search, and the operational drift of a vacant seat. The commitment is large and the off-ramp is slow.
  • Fractional risk. The scope is defined, the contract is exitable on short notice, and the cost stops when the engagement ends. The risk is a thinner one: that a part-time operator lacks the continuity for a problem that is actually full-time. That risk is real when the need is permanent, which is why the permanence of the problem, not the rate, should drive the decision.

The honest framing is this. If your operational complexity is permanent, the full-time COO is the lower-risk path despite the higher cost, because continuity is the thing you are buying. If your acute need is a transformation or a gate with an endpoint, the fractional path lets you buy senior authority without betting a year of margin on a single hire.

The bottom line

A full-time COO at a 20 million dollar manufacturer is a fully-loaded cost of a quarter of a million dollars and up, while a senior fractional COO is engaged on a flexible monthly retainer with no benefits, recruiting, or severance load. For a defense shop the deciding factor is rarely the monthly number. It is whether the operator carries the CMMC, ITAR, and AS9100 fluency a generalist lacks, and whether the problem is permanent or time-boxed. Match the engagement to the shape of the problem, and the economics follow.

Sources

  • Employer Costs for Employee Compensation, March 2026, U.S. Bureau of Labor Statistics, released June 12, 2026. The benefits load: for private industry workers, benefits averaged $14.01 per hour worked and accounted for 30.1 percent of total employer compensation costs, against $32.60 in wages and salaries. At the 90th wage percentile the share is comparable, so the load does not disappear at higher pay. Note the series covers all private industry workers and does not break out executives, so it establishes the shape and rough magnitude of the benefits load, not a COO's number. Retrieved July 16, 2026.
  • Fractional COO Rates, ScaleUpExec, published February 4, 2025 and updated June 2026. One of the few firms in this market that publishes a rate card, and the source for the retainer bands above: $5,000 to $7,000 a month at one hour a day, rising to $22,000 to $26,000 a month at four hours a day. Their four-hour band is scoped to companies at $15M to $50M in revenue. Read it as one firm's published prices rather than a market survey. Retrieved July 16, 2026.
  • DoD CIO, About CMMC. The July 13, 2026 suspension of CMMC Phase II and the reform task force, alongside the Department's own statement that the action "does not eliminate the requirement for companies to protect information in accordance with DFARS clause 252.204-7012." Retrieved July 16, 2026.
  • DFARS 252.204-7012, Safeguarding Covered Defense Information and Cyber Incident Reporting. The clause that binds today and that the suspension leaves untouched. Retrieved July 16, 2026.