Server Side GTM
Server-Side Google Tag Manager

Future-proof your marketing measurement.

Losing data to ad blockers and browser updates? Our sGTM service gives marketing managers accurate, reliable tracking to protect your ad spend and prove your ROI.

Trusted by
Audience Data
Are you making decisions with incomplete data?

We get it – your analytics dashboards are showing one thing, but your gut (and sales data) are telling another. You're battling inaccurate conversion tracking from iOS updates and ad blockers, making it impossible to know which campaigns are truly working. This leads to wasted budget on underperforming ads and a growing uncertainty when reporting on marketing's contribution to the bottom line.

Control your data
sGTM: Take back control of your data

Our expert, engineering-led implementation of sGTM moves your tracking to a secure server environment, bypassing the limitations of browser-based measurement. Go from data uncertainty to the gold standard of accuracy, enriching your first-party data to give your marketing platforms the fuel they need to perform.

Your path to smarter campaigns in 3 steps.
Your path to smarter campaigns in 3 steps.

Our certified experts manage the entire technical setup, giving you all the benefits without the complexity.

  1. Discovery & Architecture: Our engineers conduct a full audit of your data needs and architect a robust server environment.
  2. Meticulous Migration: We carefully migrate your existing tracking tags to the server-side container, ensuring zero data loss.
  3. Validation & Optimisation: We validate the new data streams and optimise your setup for maximum accuracy and enrichment capabilities.

Take Control of Your Data for Good

Stop letting browser limitations dictate your success. Our specialists provide a clear path to data accuracy and enriched insights. Book a complimentary, no-obligation tracking audit to understand your opportunities.
Book a call

What our clients have to say

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“We were impressed with Firney’s knowledge across a number of products available on GCP...”

Jordan Stebbings


Technology Specialist at Morrisons

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“Having worked with Ashley and Marc for more than eight years. Their knowledge and experience have allowed us to launch new services and scale our engineering operations and the solutions we provide to blue-chip companies. 

Their management and expertise were key in helping our Engineering team grow from a team of 10 to over 100 engineers.

They helped us launch our Cloud Service offering, including 24 x 7 support and aided us in providing Google Cloud training to some of the largest organisations worldwide.”


Rob Pierre

Co-founder & Chairman, Jellyfish

From Technical Shift to Tangible Business Value

Increased Data Accuracy

Make confident budget decisions based on what's actually happening, not what ad blockers allow you to see.

Improved Ad Performance

Feed platforms like Google and Facebook Ads richer data, improving their audience targeting and optimisation algorithms.

Faster Website Speed

Improve your user experience and SEO rankings by offloading heavy tracking scripts from your website to the server.

Future-Proof Foundation

Stay ahead of browser changes and the end of third-party cookies with a durable, first-party data approach.

Enhanced Security & Control

You decide exactly what customer data is shared with third-party vendors, improving privacy and compliance.

Full Funnel Visibility

Connect online behaviour with offline conversions or CRM data for a complete, unified view of the customer journey.