Your Head of Growth for the next 3 to 6 months.

    GMS embeds a senior growth operator in your company for a defined project or 3 to 6 months. We set the strategy and channel mix, design the experiments and run them ourselves. Where a custom AI tool makes the work faster or cheaper, we build it along the way.

    GMS embeds a senior growth operator for a defined project or 3 to 6 months. We set the strategy and run the experiments ourselves.

    • Diagnose where growth is stuck
    • Set the strategy and channel mix
    • Build the experiment backlog
    • Run the channels and experiments
    • Hand over to your team or your next hire

    Led by Ronan Liedmeier. 3x founder, first marketing hire at Fangage through its acquisition by Triller, 10+ years in growth.

    Ronan Liedmeier, founder of GMS
    Ronan Liedmeier
    Founder, GMS
    10+ YRS IN GROWTH
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    3x founder
    Co-founded three companies by age 23
    1st hire to exit
    First marketing hire at Fangage, acquired by Triller
    30+ clients
    From NASDAQ-listed industrial tech to DTC ecommerce
    $640k pipeline
    From a $2k experiment for a publicly listed oilfield technology company
    THE PROBLEM

    Growth stalls when nobody senior owns it.

    The founder is still running marketing01
    Agencies report activity, not outcomes02
    Channels get added without a plan03
    Experiments run with no cadence and no record04
    Ad platforms, shop system and bank disagree on revenue05
    A full-time Head of Growth is six months and a senior salary away06
    The trap

    Hiring an agency to execute a strategy nobody has set.

    The fix

    Put a senior operator in the seat first. Strategy, channel mix and experiments, then execution.

    WHO THIS IS FOR

    Growth stalled, nobody senior owns it

    Roughly 1M to 20M revenue, spending on paid acquisition, no senior growth person in the building. GMS sets the strategy, runs the channels, and builds the systems so it keeps working without a permanent hire.

    E.g. B2B SaaS, industrial and technical B2B, regulated lead generation, hospitality

    Your numbers don't match

    Ad platforms, your shop system, and your bank account each tell a different story about revenue, CAC, and margin. We rebuild the measurement layer first, so every growth decision after it runs on numbers you trust.

    E.g. Shopify DTC brands, marketplace platforms, multi-channel retailers, PE-backed groups
    WHAT YOU GET

    A Head of Growth who also does the work.

    Most fractional leaders advise. Most agencies execute without a strategy. We do both, inside your team, for a fixed period.

    What the engagement covers
    01Growth strategy
    02Channel mix and budget split
    03Experiment programme
    04Hands-on channel operation: Google, Meta, CRM
    05Weekly reporting leadership can act on
    06Custom AI tooling where it saves time or money
    Portfolio

    Selected work

    Engagements are described without client names.

    01

    Publicly traded oil and gas technology company

    Fractional growth lead for a NASDAQ-listed industrial technology business. A new demand generation approach produced $640k in pipeline from a $2k experiment.

    02

    Consumer sports travel marketplace

    Fractional Head of Growth. Performance marketing and growth operations across international markets.

    03

    DTC ecommerce brands

    Paid acquisition and measurement across Shopify-based brands.

    We also build and ship our own products, including Pali .

    FAQ

    Common questions.

    READY?

    Need someone senior to own growth for the next two quarters?

    Tell us where growth is stuck and we'll tell you whether we can help.

    CONTACT

    Tell us where growth is stuck.

    A few lines on your company, your channels and what you have tried is enough.

    Prefer email? Email us directly.

    Based

    Europe and US

    Start here

    Send a short brief with the form. Ronan reads every message himself.