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Fractional CMO

4 Best SaaS Fractional CMO Agencies in 2025

SaaS Consult Editor
Jul 22, 2025
3 min read

Fractional CMOs offer strategic marketing leadership without the cost of a full-time executive — perfect for early and growth-stage SaaS companies.

If you’re navigating your first go-to-market push or scaling revenue and operations, a fractional CMO might be the key to accelerating growth without over-hiring.


Why SaaS Companies Choose Fractional CMOs

A good fractional CMO can:

Unlike consultants who drop decks and disappear, fractional CMOs roll up their sleeves and deliver outcomes.


1. SaaS Consult

Best for: SaaS startups who need a GTM-focused CMO with execution support

SaaS Consult embeds as a fractional marketing head, combining GTM strategy, positioning, content, SEO, email, and marketing ops.

Highlights:

  • Combines strategy and execution
  • Works across PLG and SLG models
  • Flexible engagement for early to growth stage SaaS

Related:


2. Kalungi

Best for: SaaS companies who want a full outsourced marketing department

Kalungi provides a full-stack marketing team led by a fractional CMO. Their approach includes playbooks, onboarding systems, and scalable operations.

Focus Areas: SaaS GTM, team buildout, content strategy

Website: https://www.kalungi.com/


3. Chief Outsiders

Best for: Mid-market and funded SaaS companies

Chief Outsiders offers high-level strategic marketing leaders with experience across industries. Great for companies entering new markets or preparing for M&A.

Focus Areas: Strategic GTM, team hiring, board alignment

Website: https://www.chiefoutsiders.com/


4. Grow & Convert

Best for: SEO and content-led SaaS growth

Though not positioned as a traditional fractional CMO firm, they offer content strategies that function like an embedded growth leader.

Website: https://www.growandconvert.com/


How to Choose a Fractional CMO Agency

Evaluate agencies based on:

  • SaaS-specific experience
  • Willingness to lead and mentor your team
  • Strategic frameworks tailored to your growth stage
  • Execution capabilities (not just strategy)

If you’re unsure whether to hire a full-time CMO or start with a fractional one, read:
Fractional CMO vs Full-Time CMO


FAQ: Fractional CMOs for SaaS

What is a fractional CMO?
A part-time marketing leader who helps build and execute strategy without needing a full-time salary or benefits.

When should I hire a fractional CMO?
If you’re early-stage, growing fast, or restructuring your marketing function but don’t need a full-time CMO yet.

Do they just consult, or execute too?
Agencies like SaaS Consult do both — setting direction and driving implementation.

How long does a typical engagement last?
3 to 12 months, often renewed based on business cycles.


Final Tip

A good fractional CMO doesn’t just run marketing — they unlock growth. If your SaaS is ready to scale but can’t commit to a full-time hire, these agencies will help you move forward.

Need help choosing? Book a free consult