Your marketing copilots; suited up and ready to fly.

Find your market fit, fast. Craft compelling stories. Build scalable growth engines. From zero-to-one, all the way to full market penetration.

Sprint-then-scale
Data-driven marketing
AI-enhanced efficiency
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Fractional CMO
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the "right moment" conundrum

If not now, when?

Most founders wait for the “right moment” - more revenue, another round, a bigger team, clearer product-market fit to start building out marketing. Here's the catch: building the right foundation must come before scale, not after.

If you’re:
✗ Closing deals, but pipeline is inconsistent
✗ Stuck in founder-led sales
✗ Launching products into a void
✗ Spending without seeing ROI
...you’re already behind.
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Hiring full‑time marketer takes months - sourcing, interviewing, onboarding - before you see real impact. Talented senior marketers are expensive and rare. And with AI reshaping how we outreach, experiment, and execute , the old playbook of building an internal team no longer holds.

What you need

A strategic GTM partner

z21 is where vision meets go-to-market momentum: your startup’s launch crew - minus the jargon, plus measurable results. 

Merav Zaks
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Merav Zaks
Mor Levy Gaier

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‍We’re Merav and Mor - a rare fusion: deeply founder-aligned, steeped in hands-on execution, and fluent in both consumer precision and technical sophistication. Merav is a tech entrepreneur with a knack for turning raw ideas into market-ready ventures; Mor, US born & raised is a storyteller and marketing builder, scaling GTM in hyper-growth startups and global deep tech. We both hate the word ‘seasoned’, but have been around the block long enough to design vision and execute strategy for bottom line success rather than vanity metrics.  

We specialize in domains where depth matters and generic marketing falls short.

Dev tools | Deep tech |  Cyber |  Health tech |  AI/ML products | Consumer technologies

Let's chat
Plans for Every Stage

GTM Impact Before Your Next QBR

Our sprint-based approach provides immediate impact within budget, and prepares you to pivot swiftly to reach market penetration efficiency, without the BS.

  • out of stealth
    Strategy & Brand Sprint 

    A rapid, high‑focus engagement designed to unlock early traction - from ICP refinement to playbook setup and first‑wave demand engines.

  • launch your startup
    Strategy Sprint

    This plan unifies positioning, messaging, and brand strategy coupled with top notch design so your voice will stand out in your niche.

  • marketing coaching
    The GTM Think Tank

    For startups ready to scale - continuous optimization across funnel building, lead gen, stack design, and channel prioritization.

  • marketing team as-a-service
    Tailored Execution

    End‑to‑end implementation support that scales what matters. Whether it’s hands-on campaign execution, multi‑channel demand gen, thought leadership, founder- led social content or ABM orchestration, we plug in where you need results.

The full stack.
Without the headache.

Strategy & Brand | Social | Content & thought leadership | AI based workflows | Sales enablement | Demand gen | Messaging | Marketing stack & automation

Let's chat
What we bring to the table

Sprint-then-Scale Model.

We provide Immediate, prioritized impact
followed by sustained momentum.

Humane High-Tech.

We layer AI-accelerated marketing with real
human intuition, experience, and feedback.

Founder-First Empathy.

We think, communicate, and execute
like next-door founders.

Ready to get started?

Let's connect and guide you to GTM success

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