Know your numbers are right before you spend on them
Every marketing decision rests on tracking. If GA4 or Tag Manager is set up wrong, the reports are wrong, the ad platforms optimise to the wrong thing, and money follows. We check all of it.
Most accounts we see have double-counted conversions, events firing on the wrong pages, or ad platforms that never receive the sales they are paying for. Nobody notices because the dashboard still shows numbers.
An audit walks through the GA4 property, the Tag Manager container and each ad platform's tags, tests every conversion, and writes up what is wrong and how to fix it. Then we fix it.
Analytics services NZ
Why choose Next Wave for the audit?
We use the data ourselvesWe run ad accounts every day, so we know which mistakes actually change results.
Written fix listNot a slide deck. A prioritised list your developer or we can action.
Privacy done properlyConsent mode and cookie compliance checked as part of the audit.
Reporting afterClean data flows straight into Looker Studio dashboards we build.
What we check
Everything between the click and the report
The audit covers all of this. Fixes are quoted after.
GA4
Google Analytics 4 audit
Property settings, events, conversions, attribution and data retention.
GTM
Tag Manager audit
Tags, triggers, variables, duplicates and anything firing where it shouldn't.
Ads
Conversion tracking
Google Ads, Meta Conversions API, TikTok and LinkedIn tags tested end to end.
Consent
Consent mode and privacy
Cookie banner, consent signals and what happens when someone says no.
Server
Server-side tagging
Set-up or review of server-side GTM for more reliable data.
Reporting
Dashboards
Clean data into Looker Studio, see our Data visualisation service.
Proud to have worked with these awesome businesses
FAQ
Frequently asked questions
How long does the audit take?
Usually one to two weeks from access to written report, depending on the size of the container.
What do you need from me?
Viewer access to GA4, Tag Manager and your ad accounts. We tell you exactly which permissions.
Do you fix what you find?
Yes, if you want us to. The audit comes with a quote for the fixes, or your own developer can use the list.
Can you set up GA4 from scratch?
Yes. If there is nothing to audit, we build it properly the first time.
What about the cookie banner?
Consent mode is part of the audit. We check that tracking respects what visitors choose.
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