| Seniority | 10+ years, ex-Head of Growth, embedded as CMO | Usually IC level, one channel deep | Senior strategist, junior executors | Depends entirely on the hire |
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| Ownership | End-to-end marketing function | Scoped to a task or channel | Scoped to retainer deliverables | End-to-end, but only after ramp-up |
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| Monthly cost | $$ — fractional retainer, 1–3 days/week | $ — hourly or per-project | $$$ — retainer + media + markup | $$$$ — salary + benefits + equity |
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| Time to first impact | 2–3 weeks | 1–2 weeks on a narrow task | 4–8 weeks (onboarding + kick-off) | 2–4 months (hiring + ramp-up) |
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| Strategic ownership | Yes — owns roadmap, budget, hiring | No — executes someone else's plan | Partial — within their scope | Yes — once ramped |
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| Accountability | Reports to the founder/CEO weekly | Reports to whoever briefs them | Account manager, layered | Direct, full-time |
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| Exit cost / risk | 30-day notice, no severance | End the project | 3–6 month contract lock-in | Severance + morale + ramp loss |
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| Best for stage | Pre-seed to Series B without a CMO | Any stage, narrow gap | Series A+ with budget to delegate | Series B+ with steady marketing load |
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