Digital Marketing Agency specialized in Google Tag Manager
Google Tag Manager
Fragmentation in digital tag management creates data inconsistencies and slows campaign deployment. Evox centralizes and automates tag deployment via Google Tag Manager, ensuring analytical precision and optimized load times.

Related Capabilities
- 01
Google Analytics 4
The lack of accurate data and reliable attribution hinders the optimization of marketing spend and
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Server Side Tracking
Data loss from cookie blockers and browser restrictions distorts attribution and campaign performance. Evox implements a server-side infrastructure that captures and
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Enhanced Conversions
The lack of precise data in the conversion funnel limits campaign optimization and return on ad spend. Evox implements Enhanced Conversions via proprietary data hashing to reconcile conversions with greater accuracy and improve bidding performance.
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Meta CAPI
Browser and privacy restrictions degrade the accuracy of conversion tracking on Meta. Evox implements Meta Conversions API to transmit conversion data from the server, restoring reliable measurement and advertising performance optimization.
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Consent Mode
Data loss from cookie blocking under privacy regulations
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Data Integration
Data fragmentation across multiple platforms prevents a unified business view. Evox implements ETL integration processes and API connectors to centralize and synchronize data in real time into a single repository.
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Deep dive into advanced Google Tag Manager strategies
Explore our research, guides, and case studies in the Evox commercial intelligence center.
Frequently Asked Questions
How do I choose the right service for my business?
You can browse our full catalog structured into 35 commercial divisions. If you’re unsure about the right mix of solutions, you can book a call with an expert through the contact form.
Do the catalog services require a long-term contract?
Not necessarily. We offer defined deliverables under fixed projects, as well as recurring monthly models (Shared Teams or Managed Services) adapted to your company’s growth dynamics.
How do these services integrate with my current marketing team?
Our specialists and operational directors are ready to work in a hybrid model: integrating directly into your management boards (Slack, Jira) or acting as a self-managed external cell.
What technologies do you use for development and implementation?
We work with leading-edge technologies: Next.js, Headless CMS (Strapi), AWS, Google Cloud, HubSpot API, Server-Side GTM and advanced language models (OpenAI, Gemini, Claude).
How do you measure the performance of ad and SEO campaigns?
We connect tracking directly to your CRM and database to measure real financial impact. We monitor ROAS, cost of acquisition (CAC), conversion rate and attributed net revenue in real time.
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