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GFD Rankings · Firms scored on a public rubric

The best fractional CMOs for B2B SaaS (2026)

Who each firm is best for

Compare them side by side

#FirmBest forNot forPriceStage fitScore
1The Geisheker GroupB2B tech over $2M revenue, named senior CMOPre-revenue startups or small budgets; engagements start at $10,000/month with a 90-day minimum.Fractional CMO from $10,000/month, 90-day minimum; Marketing Growth Audit $10,000 one-timeB2B companies with $2M+ annual revenue and well-funded B2B startups; deepest in B2B tech, SaaS and AI, plus PE- and VC-backed portfolio companies.63
2KalungiSaaS to $10M ARR, CMO plus full teamCompanies above $10M ARR or those wanting advice only; packages are built around a full team and its stage tiers stop at $5-$10MM ARR.Not public on its site, checked Nov 9, 2026. Growigami's list says $15,000 to $30,000/month; SaaS Hero's page says about $45,000/month.Packages by ARR: T2D3 for $0-$1M, Syntropy for $1M-$5M, Full-Service for $5-$10MM.62
3GrowigamiSaaS at $1M to $20M ARR, per-channelBuyers who want a classic embedded CMO; the site sells channel agents and builds, and does not mention fractional CMO on the homepage.Agents from $1,999/month per process; positioning, ICP/GTM and brand builds $4,999 each; website $7,499; 3-month minimum termBest for B2B SaaS at $1M to $20M ARR; says it serves B2B SaaS only.55
4Data-ManiaTech scale-ups with $1M+ marketing budgetSmaller budgets; the site points them to Strategy Intensives or Advisory Packages. Also not for consumer apps.Not public, tailored by client, billed monthly in advance, checked Nov 9, 2026Early-stage SaaS, growth-stage SaaS scale-ups, established tech companies and technical consulting agencies; wants $1M+ annual marketing budget.51
5Chief OutsidersPE portfolio and mid-sized firms, any industryBuyers who want a SaaS-only specialist; clients span industries and PE portfolios.Not public on its site, checked Nov 9, 2026. Growigami's list says $10,000 to $20,000/month; SaaS Hero's page says $8,000 to $18,000/month.Small to mid-sized businesses and private equity portfolio companies; engagements scale up or down with 30 days notice.48
6CMOxSmall SaaS teams, part-time CMO hoursCompanies that want a large execution team; engagements run 5 to 25 hours a week.$3,000 to $15,000/month (its FAQ); Growigami's list says $5,000 to $12,000Targets startups, small and mid-sized businesses, PE portfolio companies, franchises and SaaS; lead form revenue bands run from under $1M to over $50M.38
7GTM 8020Funded scaleups needing a CMO in weeksCompanies ready for a full-time CMO; its page says so.Retainers typically $6,000 to $20,000/monthStartups and scaleups with product-market fit; founders handing marketing off; teams that need direction more than more hands.31

"Not for" is our reading of each firm's size, minimum, clients and focus, not a statement from the firm.

The 7 fractional CMO firms for B2B SaaS, ranked

1

The Geisheker Group

63/100

Best for B2B tech over $2M revenue, named senior CMO

Why it ranks
Two named fractional CMOs, a public $10k/mo price and B2B tech focus, but results are self-reported and older and no review page exists.
Best for
B2B tech, SaaS and AI companies with $2M+ revenue that want a named senior CMO on every engagement.
Not for
Pre-revenue startups or small budgets; engagements start at $10,000/month with a 90-day minimum.
Price
Fractional CMO from $10,000/month, 90-day minimum; Marketing Growth Audit $10,000 one-time source
Stage fit
B2B companies with $2M+ annual revenue and well-funded B2B startups; deepest in B2B tech, SaaS and AI, plus PE- and VC-backed portfolio companies.
Proof
CasePost sales quadrupled to $22M in two years (later acquired by LegalZoom); one SaaS client added 312 customers in four months with zero media spend.
Reviews
No review platform ratings on the page
Clients it names
CasePost, SightCall, Skyfii (now Beonic), PegEx
Facts
Watertown, WI · Founded 1998 · Team: Two senior fractional CMOs, Peter Geisheker and Michael Pecora
Relationship
No paid placement and no traded link.
Also ranked by
Landbase (3)

Score, part by part

  • Proof14/25
  • Buyer fit15/20
  • Reviews1/15
  • Depth15/15
  • Transparency15/15
  • Activity3/10

Sources geisheker.com · landbase.com · gtm8020.com

2

Kalungi

62/100

Best for SaaS to $10M ARR, CMO plus full team

Why it ranks
Packages tied to ARR stage and pipeline results (DataGuard $4M), but no third-party reviews, no public price and no named person.
Best for
B2B SaaS companies from pre-product-market-fit to $10M ARR that want a CMO plus a full execution team.
Not for
Companies above $10M ARR or those wanting advice only; packages are built around a full team and its stage tiers stop at $5-$10MM ARR.
Price
Not public on its site, checked Nov 9, 2026. Growigami's list says $15,000 to $30,000/month; SaaS Hero's page says about $45,000/month. source
Stage fit
Packages by ARR: T2D3 for $0-$1M, Syntropy for $1M-$5M, Full-Service for $5-$10MM.
Proof
DataGuard: 330% MQL growth and $4M pipeline in under six months; Avid: from under $300K to $3M+ ARR.
Reviews
No third-party rating; shows HubSpot 5-star and Diamond Partner badges and an 83 NPS badge, checked Nov 9, 2026
Clients it names
Patch, CPGvision, Avid, DataGuard, Fraxion, One Click Contractor, Beezy, iControl, Aware360, Botdojo, SocialLadder, Acumatica, Performio
Facts
Kirkland, WA
Relationship
No paid placement and no traded link.
Also ranked by
Data-Mania (6) its own list, Landbase (2), Growigami (2) its own list, SaaS Hero (unnumbered mention) its own list

Score, part by part

  • Proof20/25
  • Buyer fit19/20
  • Reviews2/15
  • Depth13/15
  • Transparency4/15
  • Activity4/10

Sources kalungi.com · data-mania.com · landbase.com · growigami.com · saashero.net

3

Growigami

55/100

Best for SaaS at $1M to $20M ARR, per-channel

Why it ranks
Published prices, named founders and B2B SaaS-only stage fit, but all proof is self-reported and no third-party page exists.
Best for
B2B SaaS companies at $1M to $20M ARR with no internal marketing team that want per-channel execution and fractional leadership at a published price.
Not for
Buyers who want a classic embedded CMO; the site sells channel agents and builds, and does not mention fractional CMO on the homepage.
Price
Agents from $1,999/month per process; positioning, ICP/GTM and brand builds $4,999 each; website $7,499; 3-month minimum term source
Stage fit
Best for B2B SaaS at $1M to $20M ARR; says it serves B2B SaaS only.
Proof
Reworld: $250M+ in pipeline; CapOut: search traffic up 10x and revenue up nearly 5x; company-wide $340M+ in client pipeline (all self-reported).
Clients it names
CabFare, Matterway, Reworld, CapOut, SquareDash, ORM, TopScore, NaviNurses
Facts
Remote · Team: Founders Alexander Chua and Bruno Ueda; headcount not stated
Relationship
No paid placement and no traded link.
Also ranked by
Growigami (1) its own list

Score, part by part

  • Proof13/25
  • Buyer fit18/20
  • Reviews0/15
  • Depth9/15
  • Transparency10/15
  • Activity5/10

Sources growigami.com · growigami.com · growigami.com

4

Data-Mania

51/100

Best for Tech scale-ups with $1M+ marketing budget

Why it ranks
Named founder and numbered SaaS results, but no price, no reviews, a stage framing that conflicts across sources and only its own list.
Best for
SaaS scale-ups and established tech companies with a marketing budget above $1M a year and a team of at least five (or budget to hire one).
Not for
Smaller budgets; the site points them to Strategy Intensives or Advisory Packages. Also not for consumer apps.
Price
Not public, tailored by client, billed monthly in advance, checked Nov 9, 2026 source
Stage fit
Early-stage SaaS, growth-stage SaaS scale-ups, established tech companies and technical consulting agencies; wants $1M+ annual marketing budget.
Proof
SingleStore: 1,100+ marketing-qualified leads organically with zero paid spend (about $50 each per a popup); SheetRocks: 200x user growth in 90 days.
Reviews
No review platform ratings found
Clients it names
SingleStore, Vast Bank, SheetRocks, IBM, Red Hat, Armor Cloud
Facts
Founded 2012 · Team: Led by Lillian Pierson
Relationship
No paid placement and no traded link.
Also ranked by
Data-Mania (3) its own list

Score, part by part

  • Proof15/25
  • Buyer fit14/20
  • Reviews0/15
  • Depth11/15
  • Transparency7/15
  • Activity4/10

Sources data-mania.com · data-mania.com · th.linkedin.com

5

Chief Outsiders

48/100

Best for PE portfolio and mid-sized firms, any industry

Why it ranks
Fractional CMO is its core, with a named founder and a clear Houston HQ, but its named clients are not SaaS and it has no reviews.
Best for
Small and mid-sized businesses and PE portfolio companies that want a vetted fractional or interim CMO with a firm behind them.
Not for
Buyers who want a SaaS-only specialist; clients span industries and PE portfolios.
Price
Not public on its site, checked Nov 9, 2026. Growigami's list says $10,000 to $20,000/month; SaaS Hero's page says $8,000 to $18,000/month. source
Stage fit
Small to mid-sized businesses and private equity portfolio companies; engagements scale up or down with 30 days notice.
Proof
Anguil Environmental Systems: $30 million in growth, three times target; Education Advanced: 2X revenue. Named clients are not SaaS.
Reviews
No third-party rating; cites a 75 NPS and three testimonials
Clients it names
Einstein Moving, Education Advanced, Anguil Environmental Systems
Facts
Houston, TX · Founded 2009 · Team: 120+ fractional executives
Relationship
No paid placement and no traded link.
Also ranked by
Data-Mania (2) its own list, Landbase (11), Growigami (3) its own list, SaaS Hero (unnumbered mention) its own list

Score, part by part

  • Proof11/25
  • Buyer fit7/20
  • Reviews2/15
  • Depth15/15
  • Transparency9/15
  • Activity4/10

Sources chiefoutsiders.com · chiefoutsiders.com · data-mania.com · landbase.com · growigami.com

6

CMOx

38/100

Best for Small SaaS teams, part-time CMO hours

Why it ranks
Public price range and named founder, but no named clients, no numbered results and only its own-site Clutch display.
Best for
Smaller companies, startups and SaaS teams that want part-time CMO hours at a lower price.
Not for
Companies that want a large execution team; engagements run 5 to 25 hours a week.
Price
$3,000 to $15,000/month (its FAQ); Growigami's list says $5,000 to $12,000 source
Stage fit
Targets startups, small and mid-sized businesses, PE portfolio companies, franchises and SaaS; lead form revenue bands run from under $1M to over $50M.
Proof
Shows Clutch 5.0, with seven reviews displayed. No client case study numbers on the homepage.
Reviews
Clutch: 5.0 (rating shown on its own site; count not given), checked Nov 9, 2026
Relationship
No paid placement and no traded link.
Also ranked by
Data-Mania (5) its own list, Growigami (4) its own list

Score, part by part

  • Proof1/25
  • Buyer fit6/20
  • Reviews3/15
  • Depth15/15
  • Transparency10/15
  • Activity3/10

Sources cmox.co · data-mania.com · growigami.com

7

GTM 8020

31/100

Best for Funded scaleups needing a CMO in weeks

Why it ranks
Public retainer range and stated stage fit, but it names no clients, no case studies and has no location.
Best for
Startups and scaleups with product-market fit and budget but no senior marketing leader, who want a matched fractional CMO in 1 to 2 weeks.
Not for
Companies ready for a full-time CMO; its page says so.
Price
Retainers typically $6,000 to $20,000/month source
Stage fit
Startups and scaleups with product-market fit; founders handing marketing off; teams that need direction more than more hands.
Proof
Cites one growth story: tripling inbound leads and AI-search traffic in two months. Names no clients and publishes no case studies on the fractional CMO page.
Facts
Team: 1,200+ operators in its network, 3% of applicants accepted
Relationship
No paid placement and no traded link.
Also ranked by
Landbase (1 (listed as GTM 80/20))

Score, part by part

  • Proof2/25
  • Buyer fit7/20
  • Reviews1/15
  • Depth13/15
  • Transparency5/15
  • Activity3/10

Sources gtm8020.com · gtm8020.com · landbase.com

How we built this list

  • Every fact on a firm comes from a page we opened: the firm's own site and at least two independent pages, such as Clutch, G2, a case study or press. Each card links its sources.
  • Prices are the firm's published range or minimum, with its source, or "Not public" with the date we checked.
  • Best for and Not for are our reading of each firm's size, minimum, clients and focus, not a statement from the firm.
  • Scores use one 100-point rubric on public evidence only. Opinions and relationships are shown beside a score and never change it.
  • We recheck prices and clients every quarter and log each change on the page.

The rubric, 100 points:

  • Proof of results (25 points): Public case studies with numbers, and named clients who say so on the record.
  • Fit for the list's buyer (20 points): Named clients in the category and stage the list is for.
  • Third-party reviews (15 points): Clutch, G2 or similar: count and average, dated.
  • Specialist depth (15 points): The service is core, not one line on a long menu, and the people doing it are named.
  • Transparency (15 points): Public pricing or minimums, named leadership and a clear location.
  • Current activity (10 points): Work, writing or hiring in the last 12 months.

The full method, and how to ask for a correction

Questions about this list

Which firms score highest on this list?

The Geisheker Group (63), Kalungi (62) and Growigami (55) score highest, out of 100 on our published rubric.

Which of these firms show a price?

A public price or minimum is on record for The Geisheker Group, Kalungi, Growigami, Chief Outsiders, CMOx and GTM 8020. Each card shows the figure and where it comes from. The others quote after a call.

How did you score these firms?

On one 100-point rubric, using public evidence only: proof of results (25), fit for the list's buyer (20), third-party reviews (15), specialist depth (15), transparency (15), current activity (10). Opinions and relationships are shown beside a score and never change it.

Did any firm pay to be on this list?

No. Green Flag Digital publishes this list. We do not sell this service, so our firm is not on it. No firm paid to appear here, and no listing was traded for a link.

How often is this list updated?

We recheck prices and clients every quarter, and sooner when a firm asks for a correction. Every change goes in the update log at the foot of the page.

Sources

Each firm's card links the pages its facts come from. We also read these 4 lists by other publishers, to see who else names each firm:

Update log

  • : List built: 7 firms scored on rubric v1. Facts checked Nov 9, 2026.