Tracking and attribution that shows what really drives revenue

Every ad platform claims credit for your sales, and together they often claim more sales than you actually made. We build reliable tracking and a sensible attribution approach so you can see which channels, campaigns and messages genuinely create customers, and invest accordingly.

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Why attribution is so hard

Customers rarely buy after a single interaction. They might see an Instagram ad, search your brand name a week later, read a comparison article, get a retargeting ad, and finally convert from an email. Which channel deserves the credit?

Each platform answers that question in its own favour. Meta counts conversions after ad views and clicks within its attribution window; Google Ads counts its own clicks; your email tool counts its own clicks. Add them up and the total often exceeds your actual sales. Meanwhile, privacy changes, cookie restrictions and consent choices mean every tool sees only part of each journey.

There's no perfect answer, but there is a sensible one: reliable tracking as the foundation, one consistent view of conversions across channels, and tests that measure what each channel genuinely adds. That's what we build.

Signs your measurement needs work

  • Platform-reported conversions add up to far more than real sales.
  • Large shares of traffic appear as "direct" or "unassigned".
  • Leads can't be traced back to the campaign that produced them.
  • Offline sales, such as phone orders or closed deals, never reach your marketing data.
  • Budget decisions rely on whichever report looks best.

Fixing measurement rarely requires expensive software. In most businesses, the biggest improvements come from consistent campaign tagging, correctly configured conversions, and connecting sales outcomes back to marketing data.

Who needs this most

  • Businesses spending across several channels and unsure which ones work.
  • Lead generation companies where sales happen offline or later.
  • E-commerce brands reconciling platform claims with store revenue.
  • B2B companies with long sales cycles and many touchpoints.
  • Growing advertisers deciding where to invest the next rupee.
  • Teams hit by tracking losses from privacy changes.

Tracking and attribution sits within our marketing analytics services, alongside Google Analytics setup and reporting dashboards.

Building reliable tracking

Attribution is only as good as the data underneath it. We start by making tracking complete and consistent.

UTM governance

Clear naming rules and a shared builder so every campaign link is tagged consistently.

Tag management

A well-organised Google Tag Manager setup covering analytics and ad platforms.

Server-side tagging

Tags routed through your own server container for more control, resilience and data quality.

Conversions APIs

Server-to-server events for Meta, LinkedIn and other platforms, deduplicated with browser events.

Enhanced conversions

Hashed first-party data, with consent, to improve conversion matching in Google Ads.

Offline conversion imports

Qualified leads, deals and phone sales sent back to ad platforms from your CRM.

Call tracking

Calls attributed to campaigns and keywords with dynamic number insertion.

CRM integration

Lead source and campaign data captured on every form and stored with each contact.

Consent handling

Tags respecting consent choices across all platforms.

Attribution approaches compared

No single method tells the whole truth. We combine approaches depending on your data and budget.

ApproachHow it worksStrengthsLimitations
Last clickAll credit to the final click before conversionSimple and easy to understandUndervalues channels that create demand
Data-driven attributionAlgorithmic sharing of credit based on observed paths, as in GA4 and Google AdsConsiders the whole tracked journeyOnly sees tracked, consented journeys; limited transparency
Platform attributionEach ad platform's own reportingDetailed and fastOverlapping claims; each platform favours itself
Self-reported attributionAsking customers how they heard about youCaptures word of mouth, podcasts and offline influenceRelies on memory; needs careful question design
Marketing mix modellingStatistical models linking spend and outcomes over timeIncludes offline media and privacy-safeNeeds longer history and statistical expertise
Incrementality testsControlled experiments comparing exposed and unexposed groupsThe strongest evidence of true impactNeeds enough volume and careful design

Measuring incrementality

The most important question in marketing measurement is not "which channel was involved?" but "what would have happened without it?" A remarketing campaign may show excellent return because it targets people who were going to buy anyway. A brand awareness campaign may look weak in click reports while actually driving many later sales.

Incrementality testing answers that question with experiments. Examples include geographic tests, where campaigns run in some regions and pause in comparable others; holdout groups, where a share of an audience is deliberately not shown ads; and platform lift studies offered by Meta and Google. Comparing results reveals the additional conversions a channel actually caused.

For larger advertisers, marketing mix modelling uses historical spend and sales data to estimate each channel's contribution, including offline media and effects that tracking can't see. Open-source tools have made this more accessible, though it still needs careful statistical work and enough history to be reliable.

Our measurement framework

  • Tracking as the foundation: complete, consistent and consented.
  • Attribution for day-to-day optimisation within channels.
  • Self-reported data to catch influence tracking misses.
  • Experiments to calibrate how much each channel really adds.
  • Modelling for strategic budget allocation where data allows.

Closing the loop with offline conversions

For many businesses, the conversion that matters happens away from the website: a sales call, a site visit, a signed contract or a repeat order. If ad platforms only see form fills, they optimise towards whoever fills in forms, including time-wasters and competitors.

We connect your CRM or sales system back to your ad platforms. Each lead is stored with its click identifiers and campaign data; when it becomes qualified or turns into a sale, that outcome is sent back to Google Ads, Meta or LinkedIn. Bidding then favours the searches, audiences and creative that produce real customers.

This single change often has a bigger effect on lead quality than any campaign optimisation. It also gives you reports that show cost per qualified lead and cost per customer, not just cost per form fill.

What we connect

  • CRMs such as HubSpot, Salesforce and Zoho
  • Call tracking platforms
  • E-commerce and subscription platforms
  • Booking and appointment systems
  • Custom databases via APIs or scheduled uploads

Example: consistent UTM naming

Inconsistent campaign tags are one of the most common reasons traffic ends up in the wrong channel. A simple, shared convention fixes most of it. The values below are illustrative.

ParameterConventionExample value
utm_sourceThe platform, always lowercasefacebook, google, linkedin, newsletter
utm_mediumThe type of traffic, from an agreed listpaid_social, cpc, email, referral
utm_campaignObjective, product or offer and date, separated by underscoresleads_seo-audit_2026-10
utm_contentThe specific ad or creative variationvideo-testimonial_v2
utm_termKeyword or audience, where usefulb2b-decision-makers

We document the convention, provide a simple link builder so nobody has to remember the rules, and check reports regularly for stray values. GA4 groups traffic into default channels using source and medium, so values that don't follow its expected patterns can make paid traffic appear as unassigned or referral.

Business benefits of better attribution

  • Budgets moved to channels that genuinely create customers, not those that claim most credit.
  • Better automated bidding, fed by accurate and qualified conversions.
  • Fewer arguments about data, with one agreed view of performance.
  • Confidence to invest in awareness and brand channels that clicks undervalue.
  • Resilience against privacy changes and tracking losses.

Why choose MarquixAd for tracking and attribution?

Expertise

Measurement specialists with analytics, engineering and media experience.

Strategy

Measurement designed around the decisions you need to make.

Technology

Server-side tagging, CAPIs, CRM integrations and modelling tools.

Data

Several methods combined, with each one's limits explained.

Execution

Careful testing of every tag and data flow.

Optimisation

Measurement refined as channels and privacy rules change.

Reporting

Reports that separate platform claims from reality.

Communication

Honest explanations of uncertainty in the numbers.

Scalability

Approaches that fit your budget, from simple fixes to full modelling.

Our tracking and attribution process

We make the data trustworthy first, then decide how to divide credit.

  1. Audit

    Tags, conversions, UTMs, CRM data and platform settings reviewed.

  2. Measurement plan

    Conversions, definitions, data flows and attribution approach agreed.

  3. Fix and implement

    Tagging, server-side setup, CAPIs and CRM integration.

  4. Validate

    Tracked conversions reconciled against real outcomes.

  5. Attribute

    Consistent cross-channel reporting and attribution view.

  6. Test

    Incrementality experiments for major channels.

  7. Advise

    Budget recommendations based on the combined evidence.

What you receive

DeliverableDetails
Tracking auditGaps, duplicates and errors across analytics, ads and CRM
Measurement planConversion definitions, UTM rules and data flow diagram
ImplementationTags, server-side setup, CAPIs and offline conversion imports
Reconciliation reportTracked versus actual conversions, by channel
Attribution and test resultsCross-channel view and incrementality findings
Budget recommendationsEvidence-based guidance on where to invest

Relevant project experience

Selected measurement projects will appear here, showing the tracking gaps found and the budget changes that better attribution supported.

Browse all case studies

Attribution

[Industry] client

Starting point
[Verified baseline]
What we did
[Summary of work]
Outcome
[Verified results with timeframe]

Tracking and attribution: frequently asked questions

Not sure which channels work? Request a free tracking review.

What is marketing attribution?

The process of assigning credit for conversions to the marketing touchpoints that influenced them, to understand which channels and campaigns work.

Which attribution model is best?

None is perfect. Data-driven attribution is a reasonable default within GA4 and Google Ads, but it should be checked against incrementality tests and self-reported data.

Why do ad platforms report more conversions than we get?

Each platform counts conversions it was involved in using its own rules, including ad views, so the same sale is often claimed by several platforms.

What is server-side tracking?

Sending tracking data through a server you control before it reaches analytics and ad platforms, which improves control, data quality and resilience.

What is a Conversions API?

A way to send conversion events directly from your server or CRM to an ad platform, alongside or instead of browser-based pixels.

What are offline conversions?

Outcomes that happen outside the website, such as qualified leads, calls or sales, sent back to ad platforms so campaigns optimise towards them.

What is incrementality testing?

An experiment that compares people or regions exposed to marketing with similar ones that weren't, to measure the conversions marketing actually caused.

What is marketing mix modelling?

A statistical approach that estimates each channel's contribution to sales from historical data, including offline media, without relying on individual tracking.

Is this compliant with privacy laws?

It should be, when designed with consent, data minimisation and hashing where required. We implement to your legal advisers' requirements.

How long does a tracking project take?

Audits take one to two weeks. Implementation depends on platforms and integrations; most projects complete within a few weeks.

Do we need a data warehouse?

Not always. Many businesses get most of the value from clean tracking and CRM integration. A warehouse helps when combining many data sources.

Should we ask customers how they found us?

Yes. A simple question on forms or at checkout often reveals influence, like podcasts, word of mouth or social content, that tracking misses.

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