Audit & optimisation case study

Martech audit unlocks 24% efficiency gain through stack consolidation

High-growth technology · Technology

The challenge

Conflicting ROAS reports and duplicate audiences made every budget meeting political — not evidence-led

Multiple overlapping analytics tags, duplicate audiences and inconsistent UTM standards produced conflicting ROAS reports.

Teams could not trust dashboards; budget shifts were political rather than evidence-led.

Measurement gaps and tool sprawl meant teams debated numbers instead of reallocating budget — duplicate audiences, broken pixels and inconsistent UTMs obscured true channel performance.

Quick fixes were deprioritised because no one owned a sequenced roadmap balancing impact versus engineering effort.

For High-growth technology, leadership needed evidence that audit & optimisation could move commercial KPIs within two planning cycles — not vanity metrics alone.

  • Overlapping tags and broken pixels on primary domains
  • Inconsistent UTMs and audience naming — duplicate suppression impossible
  • Licence overlap across point solutions with unclear ownership

The objective

Align teams, sharpen the narrative, and tie work to metrics the board accepts

Restore measurement trust and deliver a prioritised 90-day roadmap balancing quick wins and structural fixes.

Reduce tool cost and operational drag without losing necessary capabilities.

Restore trust in data, eliminate waste, and deliver a prioritised 90-day optimisation backlog with accountable owners and success metrics.

Success would be measured with transparent reporting: baseline benchmarks, test design where feasible, and executive summaries finance could reconcile with CRM and commerce data.

The solution

Scored audit, tracking remediation, stack rationalisation, and a 90-day optimisation backlog

End-to-end audit: data layer, CRM sync, media accounts, creative lifecycle and governance.

Workshop findings with leadership; sequence fixes by impact vs effort; assign owners and success metrics.

Audit findings were scored by revenue impact, confidence and effort — then socialised in leadership workshops to secure resourcing for fixes.

Governance stayed lightweight but firm — decision rights, escalation paths, and one backlog prioritised by expected revenue impact.

Step 1: Audit report with scored recommendations

Findings ranked by revenue impact, confidence, and effort — socialised in leadership workshop.

Step 2: Tracking remediation

Conversion events rebuilt and validated in staging; regression checks after each deploy.

Step 3: Martech rationalisation map

Tool consolidation plan with owners, integrations, and sunset dates — reducing swivel-chair ops.

Step 4: Governance — naming, UTMs, experiment logging

Standards documented in wiki with templates — onboarding included for new hires.

Step 5: 90-day optimisation backlog

Each item had KPI, owner, and verification step — reviewed in bi-weekly optimisation stand-ups.

Business impact

Outcomes that showed up in dashboards, sales conversations, and the next planning cycle

24%

Media efficiency improvement after quick-win implementation

−18%

Martech licence waste identified and removed

6 wk

To restored conversion tracking integrity on primary domains

Single source of truth for core conversions

Leadership aligned on one dashboard for board prep — reducing manual spreadsheet reconciliation.

Media efficiency from evidence-led reallocation

Quick wins recovered wasted spend within one quarter; structural fixes compounded in H2.

Lower SaaS spend with clearer ownership

Retired redundant licences without losing capabilities — finance tracked savings explicitly.

* Programme results vary by sector, offer and market conditions. Metrics reflect client-approved reporting periods.

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