Performance audits

Find out what’s actually driving growth.

 

Marketing performance problems are rarely isolated to a single channel. We conduct detailed performance audits across SEO, PPC, analytics, AI visibility, social, tracking and conversion pathways to identify where growth is being created – and where budget, visibility or opportunity is being lost.

Performance issues are often hidden between channels.

Most businesses can see fragments of performance.

Few can see the whole picture clearly.

SEO reports may show traffic growth while conversions decline. Paid campaigns may generate leads, but at unsustainable acquisition costs. Social campaigns may produce engagement with little commercial value. Analytics platforms may track activity, but fail to connect performance to sales, enquiries or customer quality.

The result is often fragmented decision-making.

Teams optimise channels in isolation without fully understanding how campaigns, visibility, journeys and conversions interact across the wider marketing ecosystem. Important performance issues remain hidden inside disconnected reporting platforms and siloed channel data.

Submerge conducts integrated performance audits designed to connect visibility, engagement and commercial performance together.

We review search visibility, PPC performance, analytics configuration, attribution pathways, AI discoverability, campaign efficiency, audience behaviour, conversion journeys and reporting structures to identify what is working, what is underperforming and where strategic improvements should sit.

The goal is not simply identifying issues.

It is helping businesses understand:

  • where growth opportunities exist
  • which channels are driving meaningful value
  • where inefficiencies are reducing performance
  • how users move across touchpoints
  • where spend is being wasted
  • and which improvements are likely to create measurable commercial impact.
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Performance audit expertise

Multi-channel auditing

Digital performance rarely exists within one platform or channel.

Organic search, paid media, social campaigns, email, referral traffic, AI-powered discovery and direct visits all influence visibility and conversion behaviour differently. Looking at channels individually often masks the broader patterns that affect performance.

We conduct integrated audits across SEO, PPC, analytics, social, AI visibility and conversion tracking to identify how channels interact across acquisition, engagement and conversion journeys. This includes analysing traffic quality, campaign overlap, attribution pathways, audience behaviour and visibility trends over time.

The result is a more complete understanding of where marketing is creating value – and where opportunities or inefficiencies may exist across the wider ecosystem.

SEO, AI, PPC & social analysis
Cross-channel performance reviews
Visibility & engagement analysis
Journey and attribution evaluation
Performance audit - multi channel auditing

Campaign analysis

Campaign performance problems are often caused by structural inefficiencies rather than budget alone.

Google Ads accounts may contain duplicated keyword targeting, weak match type control, ineffective bidding strategies, fragmented campaign structures or poor conversion tracking. Paid social campaigns may generate engagement without meaningful downstream conversion activity. Organic campaigns may attract traffic from low-intent search behaviour.

We review campaign architecture, targeting strategy, spend allocation, keyword efficiency, audience segmentation, creative performance and conversion behaviour to identify where optimisation opportunities exist across paid and organic activity.

This allows businesses to make more informed decisions around investment, targeting and channel prioritisation.

Google Ads account reviews
Paid media efficiency analysis
Campaign structure auditing
Spend & targeting evaluation
Performance audit - campaign analysis

Conversion & revenue analysis

Traffic alone rarely explains marketing performance.

A channel generating fewer visits may ultimately produce higher-quality leads, stronger conversion rates or better customer value than a channel producing larger volumes of traffic. Without connecting marketing activity to outcomes, teams often optimise visibility without understanding commercial impact.

We analyse conversion pathways, lead quality, acquisition efficiency, assisted conversions, revenue contribution, and customer value signals to help businesses understand which activities are driving measurable business outcomes.

This may include connecting analytics data, CRM reporting, ecommerce tracking and attribution frameworks into broader commercial performance analysis.

Conversion pathway analysis
Lead & revenue tracking
Assisted conversion reviews
Customer value measurement
Performance audit - conversion and revenue analysis

Strategic recommendations

A good audit should not end with a long spreadsheet of disconnected observations.

We prioritise findings based on commercial impact, implementation complexity, technical dependencies and growth opportunity. This helps businesses understand which improvements are likely to have the greatest impact on visibility, performance and conversion outcomes.

Recommendations are designed to support practical decision-making across marketing, leadership and operational teams – with clear rationale around why changes matter and how they connect to broader business goals.

The aim is to create actionable direction, not just diagnostic reporting.

Prioritised action planning
Channel optimisation opportunities
Technical & commercial recommendations
Strategic performance roadmaps
Performance audit - strategic recommendations
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Performance analysis is interconnected.

Search visibility, paid media, social engagement, AI-driven discovery and conversion journeys increasingly shape one another across longer, more fragmented customer paths. This makes isolated reporting less useful. A strong campaign may increase organic search demand, while AI-driven discovery can influence branded searches without generating measurable referral traffic. SEO visibility may also support assisted conversions attributed elsewhere.

Modern performance auditing requires businesses to analyse channels together, connecting visibility, engagement, attribution and commercial outcomes in one clearer model.

Start with a performance audit

Understand how effectively your channels, campaigns and reporting systems are supporting growth.

We assess SEO performance, PPC efficiency, social engagement, AI visibility, conversion tracking, attribution pathways, campaign structure and commercial reporting alignment.

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Visibility success stories

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Marketing performance problems rarely exist in isolation.

A drop in leads may be due to tracking issues rather than a decline in the campaign. Organic traffic growth may hide worsening conversion quality. Paid campaigns may appear efficient while driving low-value customers. AI visibility may influence branded search demand without being properly measured.

The businesses that understand performance most effectively are usually the ones that connect channels, journeys and outcomes. Integrated auditing helps uncover the relationships, inefficiencies and opportunities that fragmented reporting often misses.

70%

Of marketers say adopting automation is critical for customer acquisition and retention.

17%

Of organisations have clearly defined digital marketing strategies.

5%

The increase in retention needed that could drive 25-95% revenue growth.

30%

The percentage of companies using AI to improve testing processes.
Source: MailChimp, Smart Insights, Bain & Company, Gartner
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“I’ve found Submerge to be incredibly reliable, flexible and helpful.”

Bill Wyman
Former bass player with the Rolling Stones

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Performance marketing FAQs

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What is a digital marketing performance audit?

A digital marketing performance audit is a structured review of how marketing channels, campaigns, visibility and conversion pathways are performing across a business.

Rather than focusing on a single platform, performance audits examine how SEO, PPC, social, analytics, tracking, attribution and conversion journeys interact. The goal is to identify inefficiencies, missed opportunities, technical barriers and areas for performance improvement.

Strong audits combine channel analysis with commercial context. Traffic, engagement and campaign metrics are evaluated alongside leads, conversions, revenue contribution and broader business outcomes to create a more meaningful understanding of performance.

Related expertise:

  • Multi-channel auditing
  • Conversion analysis
  • Attribution & measurement

What should a PPC audit include?

A proper PPC audit should examine both technical configuration and commercial efficiency.

This often includes:

  • campaign structure
  • bidding strategies
  • keyword targeting
  • search term quality
  • negative keyword management
  • conversion tracking
  • audience segmentation
  • ad relevance
  • landing page performance
  • budget allocation
  • ROAS analysis

Many accounts contain hidden inefficiencies such as duplicated keyword intent, weak conversion tracking, overreliance on automated bidding, poor audience exclusions or campaigns optimised around low-quality conversions.

Good PPC audits identify where spend is generating value – and where budget is leaking through structural inefficiencies.

Related expertise:

  • Google Ads analysis
  • Campaign optimisation
  • Conversion efficiency reviews

What tools are used for performance auditing?

Performance audits typically combine multiple platforms and technical analysis tools depending on the scope of review.

At Submerge, we commonly work with:

The important factor is not the number of tools used, but how effectively the data is interpreted and connected to commercial outcomes.

Related expertise:

  • API-connected dashboards
  • Cross-channel reporting
  • Integrated marketing reporting

Why do businesses struggle to measure marketing performance?

Most businesses operate across multiple disconnected platforms and reporting systems.

SEO tools, analytics platforms, paid media reporting, CRM systems and ecommerce data often all tell different parts of the performance story. Teams may also use inconsistent KPIs, conflicting attribution models or incomplete conversion tracking setups.

This creates fragmented visibility into performance. Marketing activity may appear successful in isolation, while broader commercial impact remains unclear. Businesses often struggle not because they lack data, but because they lack integrated interpretation.

Related expertise:

  • Reporting & dashboards
  • Attribution modelling
  • KPI framework development

How do performance audits connect marketing to revenue?

Strong performance audits examine commercial outcomes and channel metrics.

Traffic growth alone is rarely enough. Businesses need to understand whether channels are contributing to qualified leads, conversion efficiency, customer acquisition and long-term value creation.

This often involves combining analytics platforms, CRM reporting, ecommerce data and attribution frameworks to evaluate how marketing activity contributes to revenue generation. Assisted conversions, lead quality, customer value and acquisition efficiency all become part of the wider performance picture.

Related expertise:

  • Revenue attribution
  • Lead quality analysis
  • Conversion pathway reviews

Can AI visibility be audited?

Yes. AI visibility is becoming an increasingly important part of broader digital performance analysis.

Businesses may appear inconsistently across AI-powered search experiences, conversational interfaces and recommendation systems. Technical clarity, structured data, entity development and broader authority signals all influence how AI systems interpret and surface brands online.

AI visibility audits typically examine:

  • entity consistency
  • structured data implementation
  • semantic relationships
  • citation visibility
  • machine-readable architecture
  • topical authority
  • discoverability across AI-driven environments

Related expertise:

  • AI & LLM visibility
  • Entity optimisation
  • Structured data strategy

What is ROAS in marketing reporting?

ROAS stands for Return On Ad Spend.

It measures the revenue generated for every pound spent on advertising activity. For example, a campaign generating £10,000 in revenue from £2,000 in ad spend would produce a 5:1 ROAS.

While useful, ROAS should not always be viewed in isolation. Some campaigns may generate strong short-term ROAS but poor customer retention or low-quality leads. Others may support broader brand visibility or assisted conversions that are harder to measure directly.

Good performance analysis evaluates ROAS alongside customer quality, conversion behaviour and longer-term commercial value.

Related expertise:

  • Revenue analysis
  • PPC auditing
  • Commercial KPI reporting

How do attribution problems affect performance reporting?

Weak attribution often creates distorted views of channel performance.

For example, SEO may influence discovery while paid remarketing captures the final conversion. If reporting relies solely on last-click attribution, earlier touchpoints may appear to underperform, even though they play an important role in the customer journey.

Attribution issues can also emerge from incomplete tracking, inconsistent UTM usage, missing conversion events, cross-domain problems or disconnected CRM reporting. These gaps often make channels appear more or less effective than they really are.

Related expertise:

  • Attribution modelling
  • GA4 configuration
  • Assisted conversion analysis

How often should businesses conduct performance audits?

Most businesses benefit from structured performance reviews at least quarterly, with more frequent auditing across fast-moving campaign environments.

Regular audits help identify:

  • declining channel efficiency
  • wasted spend
  • tracking problems
  • changing user behaviour
  • emerging visibility opportunities
  • conversion bottlenecks
  • reporting inconsistencies

Performance auditing is most valuable when treated as an ongoing optimisation process rather than a one-off diagnostic exercise.

Related expertise:

  • Ongoing optimisation
  • Channel performance reviews
  • Measurement strategy

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Get in touch and let’s chat about your project.

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