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Performance marketing for D2C & e-commerce

Growth that pays off.

Google Ads, Meta Ads, UGC and product feeds from one team. We manage every channel for contribution margin, not for pretty ROAS screenshots.

€1.5M+

Google Ads spend per month

Certified Google Partner
Moritz M. Müller

Founder-led, with a fixed contact

No sales pitch

Request a free audit

Free

We look at your channels and tell you honestly where the biggest levers are.

Reply within 24 hours

What is it about?

02 How it fits together

One system instead of many loose ends.

Good ads rarely fail because of one channel but at the hand-offs: creatives that do not fit the campaign, feeds Google rejects, tracking that reports the wrong numbers. With us, everything fits together.

  1. 01

    Creatives

    UGC videos, images and copy, built on the data from your campaigns.

    Mearchy UGCAssets
  2. 02

    Data

    Clean product feeds and tracking that Google and Meta can trust.

    HarperServer-sideCAPI
  3. 03

    Campaigns

    Google and Meta managed together, Shopping cheaper through our CSS.

    Google AdsMeta AdsCSS
  4. 04

    Steering

    Budget where the contribution margin works. One dashboard for every channel.

    Contribution marginReporting

03 Our principle

We do not optimise for clicks, reach or ROAS. We optimise for what is left over at the end of the month.

Where the money goes

Out of €100 in budget, rarely more than €30 works for new customers.

This is what the split looks like in most accounts we open for the first time. The rest is paid revenue you would have got without the ad.

€100 of monthly budget

Brand searches

28 %

Clicks from people who already typed your name. They look like strong ROAS in the report and bring almost nobody new.

Returning buyers

22 %

Existing customers who would have come back anyway. You pay for an ad on a decision that was already made.

Products without margin

20 %

Bestsellers with a thin contribution margin. They fill the revenue column and drain the account at the same time.

New, profitable customers

30 %

The part that actually carries your growth. In most accounts it is the smallest one, and nobody knows how big it really is.

Our job is to make the green segment bigger. Not the budget.

Schematic split from our account checks, not real account data.

05 How we work

From audit to a growth system

Four phases, clear ownership, no surprises on the invoice.

  1. 01

    Audit

    2 weeks

    We go through your account, product feed, Merchant Center and tracking in detail. You get an honest assessment, including when it says you do not need us right now.

  2. 02

    Strategy

    1 week

    Targets, contribution margin model, account structure and a prioritised 90-day roadmap. Before the first click, everyone knows what we optimise for.

  3. 03

    Rebuild

    weeks 4 to 8

    We rebuild instead of nudging: feed architecture, campaign structure, server-side tracking, asset production. All documented, all inside your account.

  4. 04

    Scale

    ongoing

    Weekly iteration, monthly review with you, budget shifted to wherever marginal contribution still holds up. Plus a dashboard you can read without us.

Moritz M. Müller, founder of Mearchy
Moritz M. MüllerFounder, Mearchy

€1.5M+

Google Ads spend per month

Certified Google Partner
Founder-led

06 Who is behind it

Your account gets specialists,

not interns.

I started Mearchy in 2024 because I was tired of talking reports up. Today we run Google Ads, Meta Ads, UGC and product feeds with a specialist for every channel. As founder I stay involved with every client, and everyone works towards the same number: what is actually left at the end of the month.

What you can count on

  1. 01Contribution margin, not ROASWe steer for what is left over, not for numbers on slides.
  2. 02Honest before it gets expensiveYou hear from us what is not working before you see it in the numbers.
  3. 03A fixed contactNo hand-over after the kickoff. You always know who works on your account.
  4. 04A clear answer in the first callIf we see no lever, we say so straight away. No sales pitch.

FAQ

Before you ask

What ad budget do we need for this to make sense?

Our model works from roughly €15,000 in monthly media spend. Below that we honestly recommend a one-off setup plus training instead of ongoing management. We are happy to advise on that too.

How do you price your work?

A fixed monthly retainer based on account size and complexity, optionally with a performance component tied to contribution margin. We deliberately do not take a percentage of ad spend. That would create the wrong incentive.

What is the minimum term?

Three months, because a rebuild plus one full learning cycle cannot produce reliable answers any faster. After that, monthly.

Do you also run Meta, TikTok or SEO?

Meta Ads yes, with creatives from our own UGC production. Plus Google with Search, Shopping, Performance Max, Demand Gen and YouTube. We do not do TikTok ads or SEO; for those we are glad to recommend partners we work with regularly.

Who owns the account and the data?

You do, always. We work inside your Google Ads account, your Merchant Center and your GA4 property. If we part ways, everything stays with you, documentation included.

How fast will we see results?

First structural effects typically within two to four weeks. Reliable statements about profitability after one full learning cycle of around eight weeks.

What is in the free audit?

A written assessment of account structure, feed and tracking with the three biggest levers and an estimate of what they can bring per month. Plus a clear statement on whether a rebuild is worth it or whether you are in good shape right now. The document is yours, whether or not we work together afterwards.

Will performance drop if we switch from our current agency?

Not if it is done properly. For the first three weeks we do not touch running campaigns, we only measure alongside. The rebuild then follows campaign by campaign, each with a comparison period. You only retire the old agency once the new setup is in place. The notice period runs in parallel to the audit.

What happens if your point of contact is unavailable?

Everything we do is documented in your account: every change with date and reasoning, strategy and roadmap as a document. Another professional could continue without a handover. Planned absences are announced in advance. And Smart Bidding keeps running on your data, not on our daily presence.

Contact

Give us 30 minutes inside your account.

No pitch deck, no five-meeting sales process. We look at your campaign structure and tell you where we see margin on the table. If it fits, we talk about working together.

  • An honest assessment within 24 hours
  • No sales pitch, no slide deck
  • Account, data and documentation stay with you

What happens after you send it

  1. 1We get back to you within 24 hours.
  2. 2You give us read access to Google Ads and Merchant Center. Read only, nothing changed.
  3. 3Within five working days you get the audit in writing: the three biggest levers, what they can bring per month and a clear answer on whether a rebuild is worth it.
  4. 4The document is yours, even if you implement it without us. If you want, we walk through it together in 30 minutes.

No obligation · Confidential · Reply within 24 hours

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What is it about?