More clarity. More certainty. More sound decisions.
We connect your website, your campaigns and your sales tools to reveal what really generates enquiries, clients and revenue.
They trust us with their growth
The role of measurement
Without reliable data, every decision becomes a gamble.
One tool shows one figure, another shows a different one, and your CRM tells yet another story. When it is time to allocate a budget, nobody knows which source to believe, nor what [MER](/lexique#mer) the setup really delivers.
Why the figures mislead
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01
You do not know what generates your clients
Without a link between the action and the sale, you optimise blindly what is visible rather than what pays.
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02
Your tools contradict each other
Each platform counts in its own way and takes the credit. The totals never add up.
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03
Decisions are made on gut feeling
When data is missing, intuition decides the budgets.
Our setup
From the first visit to signed revenue.
We bring collection, attribution, compliance and management together in a single setup. Every interaction is linked to its source, all the way to the sale.

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01
Audit what exists
We check what is really measured, what is lost and what is counted twice.
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02
Make data collection reliable
Server-side tracking, clean events, consistent data despite blockers and browser limits.
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03
Link the action to the sale
We connect campaigns, website and CRM to follow the complete journey, all the way to signed revenue.
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04
Respect the legal framework
Consent, data minimisation and compliance with the nFADP (the Swiss Federal Act on Data Protection) are built in from the design stage.
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05
Manage and accelerate
A clear dashboard replaces contradictory reports and guides the trade-offs.
Case studies
We did it for them.
Companies in French-speaking Switzerland that finally run their marketing on reliable data, from the first click to the sale.
A management team that finally knows what each channel brings in.
100%of channels attributed
≈100/monthenquiries tracked in-house
5 channels. A single reading of performance.
5 channelsread in the same dashboard
CMO roleheld by Contrast day to day
Acquisition managed on revenue. Not on volume.
+50craftspeople subscribed in 9 months of engagement
0craftspeople at the start of the engagement
Our method
Understand. Build. Accelerate.
We never set up tracking without knowing which decision it must inform. Every setup starts from your real commercial questions.
- 01
Understand
We identify the decisions you need to make and the figures you are missing today to make them.
- 02
Build
We make data collection reliable, connect the tools to one another and make the whole journey readable.
- 03
Accelerate
We turn data into trade-offs: reinforce what pays, cut what costs.
Frequently asked questions
01Is it compliant with the Swiss nFADP and the GDPR?
Yes. Compliance is part of the design: consent, data minimisation and transparency are built in from the start.
02Do we need to change our analytics tools?
Not necessarily. We often make the existing setup reliable before considering a change of tool.
03Can we track all the way to revenue?
That is the goal. By connecting your campaigns to your CRM, each sale can be attributed to its origin.
04What if our current data is wrong?
We start again from the audit. A sound three-month baseline is better than a long but unusable history.
Other areas of expertise
Decisions guided by data








