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Kalungi review: services, focus, and alternatives

Kalungi (B2B demand generation and growth marketing agency): B2B SaaS marketing agency offering outsourced CMO leadership and execution by ARR stage.

Facts below come from Kalungi's website and the sources listed at the end of this page, checked November 1, 2026. Something out of date? Email team@getaob.com.

What Kalungi does

Kalungi is a B2B SaaS marketing agency that supplies marketing leadership and execution to software companies. Its services include CMO-as-a-Service and CMO coaching, ABM, RevOps and HubSpot optimisation, branding and design, paid media, content and SEO, and web development. It sells three models by stage: Full Service, where it runs your marketing and says it replaces 10+ hires; Syntropy, where your team executes using its system with senior guidance; and T2D3, its playbooks and templates for self-serve teams. It also sells products such as the Atlas HubSpot website theme and a T2D3 Masterclass, and offers a pay-for-performance option on full-service work.

  • CMO-as-a-Service
  • CMO Coaching
  • ABM
  • RevOps and HubSpot Optimization
  • Paid Media
  • Content and SEO
  • Branding and Design
  • Web Development

Who Kalungi fits

Kalungi works only with B2B SaaS companies and maps its offers to ARR. Its homepage places T2D3 at $0 to $1M ARR, Syntropy at $1M to $5M, and Full Service at $5M to $10M. It suits software companies that lack a senior marketing leader or want an outsourced team, and it leans on HubSpot as a Diamond partner. Companies outside SaaS, or well past $10M ARR with a full in-house team, fall outside the range its site describes.

  • Its homepage says it has scaled 280+ SaaS companies.
  • Its homepage lists HubSpot Diamond Partner and Google Partner badges and an 83 NPS score.
  • Its homepage claims 14K+ T2D3 playbook purchases.
  • Its team page lists Kalungi, Inc. at 89 Kirkland Ave in Kirkland, WA.
  • Its team page names Stijn Hendrikse as Founder, Fadi George as Chairman and Co-Founder, and Antoine Vial as CEO.

How Kalungi works

Prospects start with a Custom GTM Plan workshop. The homepage describes a Wow, How, Now framework used to check strategy before execution. In Full Service, Kalungi supplies marketing leadership plus agency execution; in Syntropy, the client's own team executes with Kalungi's system and senior guidance; T2D3 is self-serve playbooks with optional coaching. Under pay-for-performance, an Associate CMO sets quarterly OKRs, early quarters focus on foundations and top of funnel, and later quarters move to opportunities and revenue.

Its team page names Stijn Hendrikse (Founder), Fadi George (Chairman and Co-Founder) and Antoine Vial (CEO), and lists an address in Kirkland, WA. The site does not state a founding year.

Published results and clients

These are Kalungi's own claims from its website. We have not verified them independently.

  • Its customers page says DataGuard saw 330% MQL growth and $4M in pipeline within six months.
  • Its customers page says CPGvision reached $4.7M in pipeline and 533% SEO growth.
  • Its customers page says Avid grew from under $300K to $3M+ ARR.
  • Its customers page says Aware360 cut sales cycles from six months to 45 days.

Engagement and pricing

Prices are not published. Its pay-for-performance page says full-service engagements of three months or more can split fees into fixed and variable parts, with the variable part paid at 0% to 125% depending on quarterly OKR results. Minimums and exact splits are not stated.

Kalungi strengths and trade-offs

Strengths, based on what its site publishes:

  • Clear offers mapped to ARR stage
  • Pay-for-performance option with published payout bands
  • Named SaaS case studies with pipeline figures

Trade-offs to weigh:

  • No published prices or minimums
  • SaaS only
  • HubSpot-centred, so less suited to Salesforce-led teams

How Kalungi compares

Demand generation agencies work on the inbound side: paid search and social, SEO, content, and conversion. They differ in channel depth, whether they report on pipeline or on leads and traffic, and how much of the ad accounts and content you keep. Ask for pipeline and revenue reporting, not only cost per lead.

Kalungi fits B2B SaaS companies under roughly $10M ARR that want senior marketing leadership without hiring a full team. Ask which ARR band you fall in and which model they recommend, what the fixed fee is before any performance component, and how OKRs are set and scored under pay-for-performance. Confirm that your CRM is HubSpot or that they are comfortable outside it. Non-SaaS companies should look elsewhere.

Kalungi vs. OneGTM

KalungiOneGTM
TypeB2B demand generation and growth marketing agencyFounder-led GTM engineering practice
FocusB2B SaaS marketing agency offering outsourced CMO leadership and execution by ARR stage.Outbound, signals, enrichment, RevOps, and AI systems built in the client's own accounts
PricingPrices are not published.Scoped on a call

OneGTM wrote this profile and competes in the same market, so weigh the comparison with that in mind. The facts about Kalungi come from its own website.

Kalungi FAQ

What does Kalungi do?
Kalungi is a B2B SaaS marketing agency that supplies marketing leadership and execution to software companies. B2B SaaS marketing agency offering outsourced CMO leadership and execution by ARR stage.
Who is Kalungi a good fit for?
Kalungi works only with B2B SaaS companies and maps its offers to ARR.
What are the alternatives to Kalungi?
Comparable B2B demand generation and growth marketing agencies include Hey Digital, SaaS Hero, RevBoss. OneGTM is another option if you want the system built in your own accounts by the person who scopes it.
How does Kalungi compare with OneGTM?
Kalungi is a B2B demand generation and growth marketing agency. OneGTM is a founder-led GTM engineering practice that builds outbound, signal, and RevOps systems in the client's own accounts and hands them over. The useful question for either is what you keep when the engagement ends.

Sources