How Kiğılı used first-party data success using Hardal
Discover how Turkey's leading e-commerce store achieved 100% server-side measurement stack with server-side measurement.

Kiğılı set out to make its digital marketing strategies more effective and user-centric. With the increasing limitations on third-party cookies, concerns like data security and compliance with regulations like KVKK, became a top priority for the company.
The solution was a full compliance with KVKK first-party, cookieless and server-side measurement setup.
Why Hardal?
Kiğılı was seeking a solution that would empower its marketing teams to collect website analytics data reliably and efficiently, without getting slowed down by complex technical setups due to active marketing campaigns.
And Hardal offers server-side integrations and first-party measurement architecture.
Some of the advantages Hardal:
- The ability to run server-side Google Tag Manager (sGTM) on a first-party custom domain
- Direct offline conversion data sharing via Meta Conversions API (Meta Signals Gateway)
- Full control through cookieless analytics
- 100% compliance with KVKK
- Cloud location in Turkey (Or easy switch to onpremise)
Implementation Process
- Google Tag Manager was reconfigured to work as a first-party tag, detached from third-party domains
- Meta Conversions API was integrated rapidly
- Transparent and coordinated communication was established with the Kiğılı technical team throughout the process
With this setup, digital marketing and IT teams now have access to cookieless, first-party, server-side measurement data.
Results Achieved in 1 week
- Consented user data was analyzed more securely and anonymously
- Ecommerce purchase rates increased
"Our collaboration with Hardal began as part of our effort to make our digital marketing strategies more effective and user-centric. In a short time, they exceeded our expectations with their solutions in server-side measurement and first-party data management.
In particular, we completed the integration processes for Google Tag Manager and Meta Conversions API quickly and smoothly. This enabled us to analyze our users’ consented data more securely and effectively. As a result, we observed significant improvements in our audience targeting and achieved notable increases in our conversion rates.
The Hardal team was by our side at every step with their technical expertise and proactive approach. We received quick responses to our questions and experienced transparent communication throughout the entire process. This collaboration played a key role in helping us reach our digital marketing goals.
Working with Hardal is not just about receiving a service — it’s about gaining a reliable partner in the digital world. We thank them sincerely and wish them continued success.
Can KARCI
Senior Digital Marketing Manager
Industry
Fashion
Founded
2015 in Istanbul, Turkey
Switched to Hardal
2025