Marketing Data Analysis

Marketing Data Analysis Portfolio

GA4/GTM setup, Power Query automation, Excel dashboards, and SQL-based business reporting for cleaner tracking, better reporting, and clearer decisions.

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GA4 + GTM Setup
Power Query Automation
Excel Dashboards
SQL Reporting
Core Focus
Tracking Setup
Event tracking, conversions, and GTM implementation.
Data Cleanup
Messy exports standardized into reporting-ready structure.
Dashboards
Clear KPI views for channel, campaign, lead, and revenue reporting.
SQL Insights
Business questions answered from structured marketing and sales data.
Tracking
Broken or incomplete GA4/GTM event tracking
Reporting
Messy exported reports that require repeated manual cleanup
Decision Support
Reporting workflows that need a refreshable dashboard-ready structure
Results

Selected Outcomes

The work is designed to improve clarity, reduce friction, and make reporting more actionable.

Cleaner conversion tracking
Faster reporting workflows
Better channel visibility
Dashboard-ready data structure
Services

Core Services

Focused technical support for tracking, reporting cleanup, automation, and analysis.

GA4 + GTM Technical Setup

Custom events, conversion tracking, tag setup, validation, and tracking audits.

Data Cleaning + Automation

Power Query workflows for inconsistent source files, recurring reports, and reporting standardization.

Dashboards + SQL Analysis

Excel KPI reporting and SQL-based analysis for channel, campaign, customer, and revenue questions.

Fit

Who This Is For

The portfolio is built for teams and businesses that need cleaner marketing data operations and better performance visibility.

Businesses & Founders

  • Need better tracking visibility
  • Want cleaner reporting
  • Need clearer decisions from raw data

Marketing Teams

  • Need recurring reports cleaned and automated
  • Need dashboard-ready source data
  • Need stronger conversion measurement

Agencies

  • Need help with GA4/GTM support work
  • Need spreadsheet and reporting cleanup
  • Need repeatable KPI reporting workflows
Portfolio Work

Selected Projects

A few examples of tracking, reporting, automation, and analysis work.

GA4 + GTM Custom Event Tracking Setup

Problem: The site tracked pageviews but not the actions tied to lead generation.

Solution: Built a custom event setup with GTM triggers, GA4 event tags, and QA validation.

  • Event map
  • Tested GTM setup
  • DebugView validation
Read Case Study

Power Query Ecommerce Cleanup Workflow

Problem: Monthly ecommerce and ad-spend exports were inconsistent, duplicated, and difficult to combine.

Solution: Built a refreshable Power Query workflow that standardized and merged the source files.

  • File combination logic
  • Channel standardization
  • Dashboard-ready dataset
Read Case Study

SQL Business Questions Analysis

Problem: Raw sales and marketing tables existed, but practical business questions were not answered clearly.

Solution: Wrote SQL queries to analyze revenue trends, channel performance, campaign efficiency, and customer behavior.

  • 7 business-question queries
  • Revenue and ROAS analysis
  • Insight summary output
Read Case Study

Marketing Channel Dashboard

Problem: Channel performance data existed across exports, but decision-makers lacked a clear KPI view.

Solution: Built an Excel dashboard for spend, conversions, revenue, CPA, and ROAS by channel and campaign.

  • KPI cards
  • Channel comparison
  • Campaign summary table
Read Case Study
Stack

Tools I Use

Analytics / Tracking

  • GA4
  • Google Tag Manager

Data Preparation

  • Excel
  • Power Query
  • CSV / exported source files

Analysis / Reporting

  • SQL
  • Pivot Tables
  • KPI dashboards
Workflow

How I Work

1
Audit the current setup or source data
2
Define the business or reporting objective
3
Build the workflow, implementation, or analysis layer
4
Validate the output
5
Deliver documentation and handoff notes
Engagement Types

How the Work Can Be Scoped

The work can be structured as focused implementation, cleanup, audit, or reporting support depending on the need.

01

GA4 / GTM Setup

Event tracking, lead actions, CTA measurement, and key-event configuration.

02

Reporting Cleanup

Messy spreadsheets and exported files cleaned into a consistent reporting workflow.

03

Dashboard Build

Excel KPI dashboards built from structured source data for ongoing reporting use.

04

Tracking Audit

Current setup reviewed for gaps, missing events, naming issues, and implementation fixes.

FAQ

Common Questions

What types of projects do you handle?

GA4 and GTM setup, Power Query automation, Excel reporting dashboards, and SQL-based reporting analysis.

Do you work with messy exported files?

Yes. CSV, Excel exports, inconsistent naming, duplicate rows, broken date formats, split tables, and recurring manual reports.

Can you audit an existing GA4/GTM setup?

Yes. I can identify missing events, poor naming, tracking gaps, and opportunities to improve event structure.

Do you document the final workflow?

Yes. Projects can include implementation notes, data definitions, validation notes, and handoff instructions.

Get in Touch

Need better tracking, cleaner reporting, or a dashboard built from messy exports?

If you need support with GA4/GTM setup, Power Query cleanup, Excel dashboards, or SQL-based analysis, use the contact page or message me directly.