# The 11 Best Fractional CMOs

> The best Fractional CMO provider is Chief Outsiders for its extensive network of enterprise-grade executives, followed by Authentic Brand for mid-market focus and Kalungi for B2B SaaS specialization.

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- Last verified: 2026-05-31
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## Ranking

### #1 Chief Outsiders · 9.3/9.4
- Best for: Mid-market and private equity-backed companies needing enterprise-level marketing leadership from a deep bench of vetted executives.
- Houston, USA · founded 2009 · $$$$ ($10,000 to $25,000+/mo)
- Chief Outsiders ranks #1 for its unparalleled roster of experienced, battle-tested CMOs, primarily from Fortune 500 backgrounds, making it the top choice for companies seeking proven, executive-level strategic talent.
- Pro: The firm's rigorous vetting process ensures clients get access to top-tier talent with a track record of driving significant growth.
- Con: Their model is priced at the premium end of the market and may be cost-prohibitive for early-stage startups.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #2 Authentic Brand · 9.1/9.4
- Best for: Growth-stage and mid-market B2B companies that value a structured, methodology-driven approach to building a scalable marketing function.
- Minneapolis, USA · founded 2017 · $$$$ ($8,000 to $20,000/mo)
- Authentic Brand earns its high ranking with a powerful, proprietary methodology and a strong focus on mentoring and developing the client's internal team, ensuring sustainable marketing capabilities.
- Pro: Their Authentic Growth Methodology™ provides a clear, actionable framework that aligns marketing efforts directly with business objectives.
- Con: The firm's focus is primarily on the US Midwest, though their reach is expanding.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #3 Kalungi · 8.9/9.4
- Best for: Early-stage B2B SaaS companies (Seed to Series C) needing a proven, repeatable playbook for go-to-market strategy and execution.
- Seattle, USA · founded 2018 · $$$$ ($12,000 to $30,000+/mo)
- Kalungi is the best choice for B2B SaaS startups due to its hyper-specialized focus and comprehensive playbook that covers the entire marketing function, from strategy to hiring and execution.
- Pro: Their deep specialization in B2B SaaS means they understand the specific challenges and growth levers of the industry better than almost anyone.
- Con: The model is highly prescriptive and may be less suitable for companies outside the B2B SaaS niche or those with unique go-to-market needs.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #4 Aventi Group · 8.6/9.4
- Best for: B2B technology companies, especially those needing deep expertise in product marketing and go-to-market (GTM) strategy.
- San Francisco, USA · founded 2008 · $$$$ ($10,000+/mo)
- Aventi Group stands out for its deep bench of senior marketers with specific expertise in B2B tech product marketing, making them ideal for companies launching new products or entering new markets.
- Pro: Their roster of talent has significant hands-on experience at major tech companies like HP, Oracle, and Cisco.
- Con: While strong in strategy, clients may need to supplement their team for hands-on tactical execution in areas like content creation or social media.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #5 The Marketing GP · 8.4/9.4
- Best for: Small to mid-sized businesses that need a versatile, all-around marketing leader to establish a foundational strategy and build a team.
- Atlanta, USA · founded 2012 · $$$ ($6,000 to $15,000/mo)
- The Marketing GP excels at providing 'general practitioner' marketing leadership, making them a strong choice for businesses that need a versatile expert to diagnose issues and build a healthy, comprehensive marketing program from the ground up.
- Pro: Their flexible model and focus on fundamentals are perfect for companies that aren't sure where to start with strategic marketing.
- Con: Companies in highly specialized, technical niches may require a provider with deeper vertical-specific expertise.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #6 CMO-On-Demand · 8.2/9.4
- Best for: Technology and professional services firms looking for a high-touch, partner-led engagement to drive strategic growth.
- Boston, USA · founded 2004 · $$$$ ($8,000+/mo)
- CMO-On-Demand provides a boutique, high-touch service where clients work directly with seasoned partners, ensuring a deep level of engagement and strategic alignment for tech and B2B service companies.
- Pro: The direct involvement of the firm's principals ensures a high level of accountability and strategic insight on every engagement.
- Con: As a smaller boutique firm, they have less capacity and a narrower range of industry specialists compared to larger competitors.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #7 Growth-Chiefs · 8/9.4
- Best for: B2B companies that need a data-driven, ROI-focused marketing leader to build and optimize their revenue engine.
- Austin, USA · founded 2020 · $$$ ($7,000 to $18,000/mo)
- Growth-Chiefs secures a spot for its intense focus on data, analytics, and revenue operations, making it a great fit for founders who want a marketing leader who speaks the language of sales and finance.
- Pro: Their heavy emphasis on metrics and building a predictable growth engine resonates well with data-oriented leadership teams.
- Con: The firm is younger and smaller than others on the list, with a less extensive public track record.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #8 Market-Launcher · 7.8/9.4
- Best for: B2B companies needing a blend of high-level GTM strategy and tactical support for market entry and lead generation.
- Orlando, USA · founded 2001 · $$$$ ($10,000+/mo)
- Market-Launcher is unique because it combines fractional CMO-level strategy with in-house execution capabilities for market research and appointment setting, offering an integrated solution for market expansion.
- Pro: The ability to pair strategic planning with hands-on execution of outbound campaigns is a significant advantage for lean teams.
- Con: The model can feel more like an agency hybrid than a pure strategic leadership engagement, which may not suit all needs.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #9 Ten-X · 7.6/9.4
- Best for: Ambitious startups and tech companies looking for aggressive growth strategies and modern, digitally-focused marketing leadership.
- New York, USA · founded 2017 · $$$$ ($9,000+/mo)
- Ten-X earns its place by focusing squarely on '10x growth,' employing modern growth hacking and performance marketing techniques that appeal to venture-backed startups aiming for rapid scale.
- Pro: Their approach is heavily weighted towards modern digital channels and rapid experimentation, which is ideal for the fast-paced tech world.
- Con: The intense focus on hyper-growth may neglect foundational brand-building activities that are crucial for long-term success.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #10 CMO Squad · 7.4/9.4
- Best for: Companies looking for a flexible, community-based approach to finding a well-matched fractional marketing leader.
- Lehi, USA · founded 2018 · $$$ ($5,000 to $15,000/mo)
- CMO Squad offers a flexible and accessible model by matching clients with vetted CMOs from its diverse 'squad,' providing a good balance of quality and value for businesses testing the fractional model.
- Pro: The community aspect means that each CMO can draw on the collective intelligence of the entire squad, bringing broader expertise to the client.
- Con: The consistency of strategic frameworks and processes can vary more than with firms that use a single, proprietary methodology.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

### #11 [WILDCARD] TechCXO · 7.2/9.4
- Best for: Companies needing integrated, C-suite level support across multiple functions (marketing, finance, operations) simultaneously.
- Atlanta, USA · founded 2003 · $$$$ ($10,000+/mo per function)
- TechCXO is our wildcard pick because it's not just a fractional CMO firm; it's a fractional C-suite, offering integrated support from CFOs, CTOs, and CMOs, perfect for leadership teams needing holistic, cross-functional expertise.
- Pro: Their ability to provide a unified team of fractional executives ensures tight alignment between marketing, finance, and product strategy.
- Con: The marketing practice is just one part of a larger offering, so it may lack the deep, singular focus of a dedicated fractional CMO firm.
- Risk signals (none, checked 2026-05-31): No material public risk signals as of 2026-05-31.

## FAQ

**What does a Fractional CMO do?**

A Fractional CMO is responsible for developing marketing strategy, building and leading the marketing team, managing the marketing budget, overseeing brand positioning, and implementing systems for measuring ROI. They act as the senior marketing leader on the executive team.

**How much does a Fractional CMO cost?**

Costs vary widely based on experience and engagement level, typically ranging from $5,000 to $20,000+ per month. Engagements are usually structured as monthly retainers for a set number of hours or days per week.

**When should a company hire a Fractional CMO?**

A company should consider a Fractional CMO when the CEO is spending too much time on marketing, growth has plateaued, the current marketing team needs senior leadership, or they are preparing for a major growth phase like a new product launch or market expansion.

**What's the difference between a Fractional CMO and a marketing agency?**

A Fractional CMO is a single strategic leader who becomes part of your executive team, focusing on strategy, team leadership, and accountability. A marketing agency is an external team of specialists that executes specific tasks like SEO, content creation, or paid ads. A Fractional CMO often manages marketing agencies.