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About

Measurement is infrastructure. Without it, scaling is gambling.

ZI Signalwise exists because tracking breaks silently, and most businesses do not find out until they have wasted months of budget on bad data.

Our story

Built on accurate data, not guesswork.

Marketing has never had more platforms, and never had more ways for tracking to fail. iOS updates, ad blockers, cookie loss, and broken pixels quietly strip away the data businesses depend on to make decisions.

We started ZI Signalwise to fix that. Our mission is to give businesses and agencies measurement systems they can trust, so they can connect every conversion, lead, and dollar of ad spend to real revenue.

We are one of the few teams that can both implement advanced server-side tracking and explain it in plain language to the people who depend on it. That combination is why agencies and business owners keep working with us.

500+
Implementations
25+
Agency Partners
21
Countries
How we work

The principles behind every build.

Accuracy first

Decisions are only as good as the data behind them. We obsess over getting the numbers right.

Clear communication

We explain advanced tracking in plain language, so you always know what we built and why.

Build and verify

Nothing ships untested. We verify every event and conversion before handover.

Long-term partnership

Tracking breaks silently over time. We stay on to keep your measurement reliable as things change.

Md Zubayer Islam, Founder and Director of ZI Signalwise
The founder

Md Zubayer Islam

Founder and Director

Marketing Attribution, Conversion Tracking and Server-Side Tracking Specialist, based in Dhaka, Bangladesh. Zubayer has built measurement systems for businesses and agencies worldwide, with a focus on making advanced tracking both accurate and easy to understand.

  • 500+ implementations
  • 25+ agency partners
  • Stape Certified Partner
  • 5.0 on Upwork, 100+ reviews
  • Verified on Clutch
  • Google Knowledge Panel

Stop scaling ads on broken tracking.

Book a free audit and see exactly what your current setup is missing, and what it costs you.