A fractional CMO is almost always bought as a monthly retainer tied to an agreed number of days per month, not as a salary and not as an hourly rate. This guide is written for the company paying the invoice. If you are a marketer working out what to charge, this is not that article.
The honest short answer has two halves. The fee is a function of days per month and decision authority, which is why two quotes for what sounds like the same job can differ by a factor of five. And the number worth comparing is not the retainer against a CMO salary, it is the retainer against the fully loaded cost of the alternative, including the months you spend not hiring anyone.
You will find pages that quote a single market average. This one does not, because I have not assembled a dated sample of publicly advertised rates large enough to stand behind, and an invented range is worse than no range when you are about to sign a contract. What I can publish is my own: my fractional CMO retainer starts at $3,000 per month and is scoped individually above that.
Everything below is the structure you need to price any proposal against, including mine: what each commitment level buys, the five ways engagements are quoted, the real cost of the full-time alternative, the seven factors that move the number, what the fee does not cover, and what a proper scope document has to say before you sign it.
How much does a fractional CMO cost? The short answer
Price follows commitment. Almost every fractional CMO engagement sits in one of three bands, and the band determines the fee far more than the individual does.
| Commitment | What it is | What the CMO owns | What stays with you |
|---|---|---|---|
| 1 to 2 days per month | Advisory | Reviews performance, pressure-tests the plan, names the two or three priorities that matter this quarter. | Every decision, every brief, and all execution. |
| 3 to 4 days per month | Part-time marketing leadership | Owns the strategy, the budget allocation and the channel choices. Manages the agency or the junior marketer. Reports to the founder or the board. | Execution capacity: production, media buying, design, development. |
| 6 to 8 days per month | Leadership plus execution oversight | All of the above, plus campaign briefs, messaging, launch QA, sales enablement direction and hiring support. | Hands on the tools: designers, developers, writers, media buyers, whether internal or contracted. |
The spread between the bottom and the top of that table is wide for three reasons. First, day count: eight days a month is four times one day a month, and the fee tracks it almost linearly. Second, authority: an advisor who recommends is cheaper than a leader who decides, because deciding carries accountability and accountability is what senior people are actually paid for. Third, execution: the moment briefs, messaging and campaign QA come inside the fee, the hours stop being meeting hours and the number moves again.
If you want to know why a specific quote landed where it did, the seven factors that move the price further down this page are the checklist to run it through.
The only rates I can publish honestly are my own
Mustard Seed Solutions is one senior marketing consultant, not an agency with a bench, so the rate card is short and there is no account manager between the quote and the work.
- Retained fractional CMO leadership: from $3,000 per month. That is the floor, matching the Channel Growth level. Anything above it is scoped individually against days per month and what you need owned.
- $1,000 SMB Growth Plan and $600 Visibility Starter are fixed-scope products, not entry points to retained leadership. They are the right purchase when you need a diagnostic or a written plan and already have someone who can execute it.
- Enterprise engagements are quoted custom.
If you already know you want ongoing leadership rather than a fixed-scope project, the details of the model sit on the page for hire a fractional CMO.
What you are buying at each price level
Before comparing prices, compare responsibilities. Two proposals with the same monthly number can describe completely different jobs, and the cheaper-looking one is frequently the one that leaves the hardest work with you.
Advisory
A monthly working session, a review of what the numbers did, and a set of recommendations. The founder still decides and the team still executes. This is the cheapest tier and the right one when you have capable people who are simply pointed in too many directions.
Failure mode of underbuying: buying advisory when nobody internally can execute the advice. This is the most common and most expensive mistake in the whole category. You pay for good thinking, the recommendations go into a document, nothing ships, and six months later the conclusion is that fractional marketing does not work. What did not work was buying a diagnosis with no capacity to act on it.
Leadership
The fractional CMO owns the strategy, the budget allocation and the channel choices, manages the agency or the junior marketer, aligns marketing with sales, and reports to you or to the board. Decisions get made between sessions rather than queued up for them.
Failure mode of underbuying: hiring at leadership scope but funding advisory days. The person spends every session re-reading the situation instead of moving it, and you have bought a very expensive status meeting.
Leadership plus execution oversight
Everything in the leadership tier, plus campaign briefs, messaging, launch and campaign QA, sales enablement direction and hiring support. This does not mean the CMO builds the landing pages. It means the standard for what ships is set and enforced by the same person who set the strategy.
Failure mode of underbuying: assuming oversight is included when it is not. A strategy handed to an agency with nobody checking the output against it is how companies end up paying twice, once for the plan and once for the campaign that ignored it.
The practical instruction is simple: write down which of those three jobs you are trying to fill before you ask anyone for a number. If you cannot, the questions to ask before hiring a fractional CMO are a faster way to find out than a pricing conversation is.
Pricing models: retainer, day rate, hourly rate, project fee, hybrid
Five structures cover almost everything you will be quoted. Each one suits a different problem and each one has a characteristic way of going wrong.
Monthly retainer
A fixed monthly fee for an agreed scope and an agreed number of days. Quoted as a single number per month, usually on a rolling term with a notice period.
- Suits: ongoing leadership, where the value is continuity and someone holding the plan between meetings.
- Failure mode: a retainer with no day count and no named deliverables. It becomes an availability fee, and neither side can tell whether it is working.
Day rate
You buy a defined number of working days, either drawn down against a block or booked month to month. Useful when demand genuinely fluctuates, such as during a launch or a market entry.
- Suits: uneven workloads, and buyers who want the unit of consumption to be visible.
- Failure mode: day counting crowds out short, high-value interventions. A ten-minute answer that saves a quarter does not fit neatly into a day.
Hourly rate
Time billed by the hour against a timesheet. This is the model buyers ask about most and use least, and it is worth understanding why.
Hourly billing prices a senior person's thinking by the minute. It discourages exactly the calls where the useful decisions get made, because both sides start doing arithmetic before picking up the phone. Every question becomes an invoice, so questions stop being asked, and the engagement quietly degrades into scheduled reporting. It also rewards slowness: the model pays more for taking longer, which is the opposite of what you want from someone whose main asset is pattern recognition.
- Suits: short diagnostics, one-off reviews, expert-witness style input, and topping up an existing engagement with clearly bounded extra work.
- Failure mode: using it for ongoing leadership. Most engagements that start hourly convert to a retainer or a day rate within a couple of months, once the scope is clear enough to price properly.
Project fee
A fixed fee for a defined assignment with a defined end: a go-to-market plan, a market entry study, a marketing audit, a positioning exercise, a team design. Closer to consulting than to fractional leadership.
- Suits: a question that can be answered and closed.
- Failure mode: using a project to solve a leadership problem. If the same strategic question keeps coming back, no single project will settle it. The comparison in what a fractional CMO costs against a permanent hire is the better frame there.
Hybrid
A base retainer for leadership plus separately quoted project or execution work. The most common structure in practice, because leadership demand is steady and execution demand is lumpy.
- Suits: companies that want a stable leadership relationship without pre-committing to every campaign.
- Failure mode: a fuzzy boundary. Get it in writing which activities sit inside the retainer and which trigger a separate quote, or every month becomes a negotiation.
Does the fee include the discovery period?
Ask directly, because practice varies. Some engagements bill discovery as a separate fixed fee. Some fold it into a first month with a defined deliverable such as an audit, a written plan and a 90-day outcome list. Two questions settle it: is the diagnostic billed separately, and do you keep the deliverable if the engagement does not continue? A firm yes to the second is a reasonable thing to require. What that first period should actually produce is set out in what a fractional CMO retainer includes over the opening ninety days.
Fractional CMO cost vs the total cost of a full-time CMO
Most buyers compare a monthly retainer against a monthly salary. That comparison is wrong in the company's favour by a wide margin, because salary is the smallest part of what a permanent CMO costs.
The full employment stack for a permanent CMO is:
- Base salary, the only number most people compare.
- Bonus or variable compensation, usually a meaningful percentage of base at executive level.
- Equity, which is dilution rather than cash but is real cost to existing shareholders.
- Employer payroll taxes and statutory contributions, which vary sharply by country and are paid on top of the package.
- Benefits: health cover, pension or retirement contribution, insurance, leave.
- Recruiter fee, charged as a percentage of first-year compensation and payable whether or not the hire works out.
- Ramp: several months between the start date and the first output you would call leadership, during which the seat is fully paid.
- Severance and mis-hire risk, which at executive level is the single largest downside item and the one nobody budgets for.
- The fixed nature of the seat: the cost does not fall when the workload does.
Set an annualised fractional retainer against that stack and the gap is large. But here is the honest part of the trade, and any page that skips it is selling you something: the fractional number is smaller because you are buying fewer hours and less presence, not because the same job costs less. A permanent CMO is in the building every day, absorbs context you never have to explain, and can be pulled into anything at an hour's notice. A fractional CMO is not, and pretending otherwise is how engagements fail.
The right question is therefore not which is cheaper. It is whether the volume of senior marketing decisions in your company right now justifies a full-time seat, or whether it fits into days per month. Below a certain decision volume, a full-time CMO is an underused asset and a fractional one is a fully used one. Above it, the reverse is true and you should hire.
Seven factors that move the price
These are the variables a quote is actually built from. Each one carries a note on how hard it pushes the number, so you can work out why yours landed where it did.
1. Time commitment
The most direct driver. Engagements typically run at one of:
- Several hours per week
- One day per week
- Several days per month
- Two or three days per week
- A short, intensive assignment
The cheapest commitment is not the most efficient one. If the scope is larger than the time, every session goes on catching up rather than leading.
Price signal: moves the fee a lot, close to linearly.
2. Scope of responsibility
A narrow advisory role costs less than full marketing leadership. Full leadership typically means owning strategy, leading the team, managing agencies, aligning with sales, building the budget, improving positioning, reviewing pipeline, supporting hiring and reporting to management. Advisory means a monthly session, a performance review and recommendations.
Price signal: moves the fee a lot, and it is the factor most often left vague in proposals.
3. Company stage and complexity
Complexity raises the fee because it raises the amount of judgment per decision. The usual multipliers:
- Multiple products or product lines
- Several distinct customer segments
- International markets
- Long enterprise sales cycles
- A large marketing budget to allocate
- Multiple agencies to coordinate
- Several internal stakeholders with competing priorities
- Regulatory or compliance constraints on claims
Price signal: moderate on its own, large when three or more stack up.
4. Team size
Managing people changes the job. Working with a founder and one marketing manager is not the same workload as leading:
- Five internal marketers
- Several agencies
- Freelancers
- Sales stakeholders
- Product teams
- Regional marketers
Team leadership adds recurring meetings, feedback, prioritisation, mentoring, hiring support and performance management, all of which consume fixed time every month.
Price signal: moves the fee a lot once anyone actually reports to the fractional CMO.
5. Market entry and international expansion
Entering a new market concentrates work into the first months. Expansion typically requires market research, competitive analysis, localisation, new positioning, partner strategy, events, local content, lead generation, agency selection and sales enablement.
This raises the commitment temporarily even when the long-term requirement is lower, so expect a front-loaded structure rather than a flat one.
Price signal: large but time-boxed. Ask for the step-down to be written into the agreement.
6. Strategy only versus strategy plus execution
Some engagements stop at leadership and rely on internal teams or agencies to execute. Others include hands-on production of:
- Campaign briefs
- Content plans
- Messaging and positioning documents
- Sales materials
- Landing pages
- Analytics and reporting setup
- Outreach programmes
- Marketing automation
If execution is included, ask exactly what the fractional CMO personally delivers and what is delegated. That single question resolves most pricing disputes before they happen.
Price signal: moves the fee a lot, because it converts meeting hours into production hours.
7. Experience and seniority
An operator who has held the accountability charges more than a consultant who has advised someone who did. What you are buying is the ability to decide with less supervision and fewer expensive detours. Relevant history includes leading B2B marketing teams, building go-to-market strategies, managing significant budgets, entering international markets, hiring, managing agencies, working directly with founders and boards, improving sales and marketing alignment, and navigating long B2B sales cycles.
Price signal: moves the fee a lot, and it is the one premium that most often pays for itself by removing a mistake you would otherwise have made.
What the fee does not cover: budgeting the rest
A fractional CMO fee buys leadership, not delivery. Knowing where the line falls is the difference between a budget that works and a strategy nobody can act on.
Usually inside the retainer:
- Marketing strategy and planning
- Leadership and review meetings
- Budget planning and allocation
- Team management and agency management
- Positioning and messaging direction
- Sales and marketing alignment
- Performance review and reporting
Usually outside the retainer, and budgeted separately:
- Paid media spend, on search, social and programmatic
- Design and brand production
- Video and photography
- Website development and hosting
- Martech: CRM, marketing automation, analytics, SEO and AI-visibility tooling
- Freelancers and specialist contractors
- PR and analyst relations
- Events, sponsorships and trade shows
A worked example makes the shape obvious. Take a total monthly marketing budget and split it into three parts: leadership, which is the fractional CMO fee; execution, which is the people and agencies producing the work; and media and tooling, which is everything you spend to put the work in front of someone. All three have to be funded for any of them to return anything.
The test I use is blunt and it does not need a percentage: if the leadership fee is the largest single line in your marketing budget, the budget is wrong. Either the fee is too high for the stage you are at, or the execution and media lines are too thin to act on anything the leadership produces. Both are fixable, but only if you look at the whole budget rather than the retainer in isolation.
The same logic applies when the alternative on the table is a headcount plan rather than a retainer, which is the comparison run in fractional CMO versus a full-time CMO.
Fractional CMO packages: what a proper scope document contains
Packages are only comparable when the scope behind them is written down. Before you sign anything, the agreement should state all eight of these in plain language:
- Days per month, and whether they are fixed or best-effort.
- Decision rights: which decisions the CMO makes and which they recommend.
- Who they manage: named internal people, agencies and freelancers.
- Meeting and reporting cadence: what happens weekly, monthly and quarterly.
- Response-time expectation between sessions, so availability is a term rather than a hope.
- What is explicitly out of scope, which is more useful than another list of what is in.
- Notice period and minimum term on both sides.
- Asset and account ownership on exit: who holds the ad accounts, analytics, domains, CRM data and source files when the engagement ends.
The eighth item is the one buyers forget and regret. Settle it while everyone is happy.
What I publish, and what it means
My own published packages are on the pricing page: Visibility Starter from $600, SMB Growth Plan from $1,000, Channel Growth Plan from $3,000, and Enterprise quoted custom.
The distinction matters more than the numbers. The $600 and $1,000 packages are fixed-scope products: a defined piece of work with a defined deliverable, bought once, appropriate when you need a diagnosis or a plan and already have someone to execute it. Retained fractional CMO leadership starts at the $3,000 per month level and is scoped individually above that, because ongoing accountability for strategy, budget and channel decisions is a different purchase from a document. Nobody should sell you leadership at a fixed-scope price, and this site does not.
How to compare two proposals without comparing only the fee
Score both proposals against the same ten rows. Where a proposal cannot answer a row, that is the finding.
| What to score | The question that settles it | A | B |
|---|---|---|---|
| Time commitment | How many days per month, and are they fixed or best-effort? | ||
| Scope of responsibility | Which decisions does this person own outright, and which do they only advise on? | ||
| Seniority | Have they held the accountability before, or only advised someone who did? | ||
| Named deliverables | What arrives in writing, and by when? | ||
| Industry experience | Same buyer, same sales cycle length, same channel mix? | ||
| Team leadership | Who reports to them, and what happens to your agency relationship? | ||
| Access and responsiveness | What is the response-time expectation between sessions? | ||
| Execution support | What do they personally produce versus delegate or brief out? | ||
| Contract flexibility | Notice period, minimum term, and what happens if scope changes. | ||
| Day-90 outcomes | What specifically will be true in three months that is not true now? |
Two things fall out of scoring this way, and they point in opposite directions. A low price becomes expensive when the person cannot make the decision, because the mistakes that follow, on positioning, budget allocation, hiring or market entry, cost far more than the saving. A high price is poor value when the scope is vague, because you are paying senior rates for an undefined obligation. Risk does not sit in the rate. It sits in the match between the problem and the experience.
Is a fractional CMO worth the cost?
The useful version of this question is not rhetorical, and it is not about the retainer. It is: what is it costing you to keep running without senior marketing leadership? That is arithmetic you can do this afternoon with numbers you already have.
- Your current monthly marketing spend. All of it: media, tools, agencies, contractors, salaries of anyone doing marketing.
- How many months you have been running it without senior oversight. Multiply. That is the total under management by nobody senior.
- The share of that spend on channels nobody in the company can currently defend. Be honest. If you cannot explain why a line item exists, it counts.
- Founder hours per month spent on marketing decisions. Price them at what your time is worth in sales, product or fundraising instead.
- Decisions currently sitting unmade. Positioning, pricing, which two channels to stop. Each has been open for a number of months. That number is the real cost line.
Put the annualised retainer next to that total. I am not going to tell you what the answer will be, because it depends entirely on the four numbers above and I have not seen them. For some companies the arithmetic says wait, keep it founder-led, and spend the money on execution instead. That is a legitimate outcome and worth knowing before you start interviewing.
What the model does reliably do is convert an unmanaged budget into a managed one, and turn a set of open decisions into closed ones. Whether that is worth the fee is a function of how big the unmanaged budget is and how long the decisions have been open.
What to do next
Write down three things before you talk to anyone about price: how many days a month you think you need, which decisions you want someone else to own, and what your team already covers. With those three, any competent fractional CMO can quote you properly, and you can compare quotes against each other rather than against a number you read online.
Then get a scoped quote instead of a guessed number. If you want mine, the engagement model, what is included and what sits outside it are all on the page for hire a fractional CMO, and you can send the scope through the contact page.