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ZassTech

Accepting new clients for Q3 2025

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Fix Your Tracking. Trust Your Data.

Broken GA4, missing conversions, and unreliable attribution kill good campaigns. We rebuild your entire tracking infrastructure.

99%

data accuracy

Overview

If your data is wrong, every decision you make is wrong. Bad tracking is the root cause of most marketing underperformance — campaigns optimise for the wrong signals, budgets get allocated to channels that look good on paper but don't drive real revenue, and nobody can agree on what's actually working.

We rebuild your entire analytics infrastructure from the ground up. GA4, GTM, server-side tagging, Meta CAPI, offline conversion imports — every signal validated and verified so your data reflects reality.

How We Do It

01

Tracking Audit

We map every conversion event, identify gaps, and document what's firing correctly vs what's missing.

02

Architecture Design

We design a tracking architecture that captures every meaningful touchpoint across your funnel.

03

Implementation

Full GTM container build, GA4 configuration, server-side setup, and platform pixel deployment.

04

QA & Validation

Every event tested and validated. We don't consider the job done until data accuracy hits 99%+.

What's Included

Full GA4 property setup & configuration
GTM container build (web & server)
Server-side tracking implementation
Meta CAPI integration
Offline conversion import setup
Custom event tracking
Looker Studio dashboard
Documentation & handover

Frequently Asked Questions

GA4, GTM, Meta CAPI, Google Ads, TikTok Pixel, LinkedIn Insight Tag, Shopify, WooCommerce, and most major CMS platforms.

If you're running paid ads, yes. Client-side tracking loses 20–40% of conversions due to ad blockers and browser restrictions. Server-side fixes this.

A standard GA4 + GTM setup takes 1–2 weeks. Complex server-side implementations take 2–4 weeks depending on your tech stack.

Ready to get started with Web Analytics?

Book a free audit and we'll show you exactly what's holding your growth back.