Skip to main content

Martin Duben

Martin Duben
Martin Duben
The Infrastructure Behind Trustworthy Group Numbers
The Infrastructure Behind Trustworthy Group Numbers

The Infrastructure Behind Trustworthy Group Numbers

Chart of accounts mapping, currency normalization, intercompany controls, and validation gates — the invisible infrastructure that makes consolidated financials...

6
Why Your ERP Doesn't Govern Your Data (And What Does)
Why Your ERP Doesn't Govern Your Data (And What Does)

Why Your ERP Doesn't Govern Your Data (And What Does)

ERPs record transactions. They don't govern data across systems. What mid-market finance teams actually need between the ERP and trusted numbers.

11
What Auditors Actually Expect From Your Financial Data
What Auditors Actually Expect From Your Financial Data

What Auditors Actually Expect From Your Financial Data

A straight guide to what auditors look for, what frustrates them, and how to prepare your data so the audit runs smoothly instead of becoming a months-long orde...

6
What 'Audit-Grade' Data Actually Means
What 'Audit-Grade' Data Actually Means

What 'Audit-Grade' Data Actually Means

A clear definition of audit-grade data quality — the standard your financial data must meet to survive external scrutiny, and how far most mid-market companies ...

5
Internal Controls Framework for Mid-Market Companies
Internal Controls Framework for Mid-Market Companies

Internal Controls Framework for Mid-Market Companies

How to build an internal controls framework proportionate to a mid-market business — covering risk assessment, control design, monitoring, and the common failur...

5
How Reporting Quality Affects Business Valuation
How Reporting Quality Affects Business Valuation

How Reporting Quality Affects Business Valuation

The direct link between financial reporting infrastructure and what a business is worth — and why poor reporting costs mid-market companies real money at the po...

5
From Sample-Based to Population-Level Testing
From Sample-Based to Population-Level Testing

From Sample-Based to Population-Level Testing

Why sample-based audit testing is a relic of data limitations, and how mid-market companies can move to full-population testing using modern data infrastructure...

5
Fractional CFO — When You Need One and How It Works
Fractional CFO — When You Need One and How It Works

Fractional CFO — When You Need One and How It Works

A practical guide to the fractional CFO model for mid-market companies: what it covers, when it makes sense, and how to get value from it without overpaying.

5
Audit Readiness for Growing Mid-Market Firms
Audit Readiness for Growing Mid-Market Firms

Audit Readiness for Growing Mid-Market Firms

What growing companies need to have in place before auditors arrive — and why audit preparation should start on day one, not in week minus two.

4
What Your Auditor Now Expects From Your Data
What Your Auditor Now Expects From Your Data

What Your Auditor Now Expects From Your Data

ISA 240 and ISA 500 are changing what auditors need from your financial data. Why standards are shifting, what it means for your preparation, and how data quali...

12
Designing a Data Model That Works for Both Humans and AI
Designing a Data Model That Works for Both Humans and AI

Designing a Data Model That Works for Both Humans and AI

Six design principles for building a controller's data model that serves both human consumers (dashboards, reports) and machine consumers (AI agents, automated ...

6
Why Reporting Matters for Mid-Market Companies
Why Reporting Matters for Mid-Market Companies

Why Reporting Matters for Mid-Market Companies

Management reporting is the most underinvested capability in mid-market finance — and the one that constrains everything else.

10
Metrics vs KPIs — Understanding the Difference
Metrics vs KPIs — Understanding the Difference

Metrics vs KPIs — Understanding the Difference

Why the distinction between metrics and KPIs matters operationally, how treating every measure as a KPI creates dashboard overload, and the criteria that determ...

11
Key Person Risk in Finance — The Data Dimension
Key Person Risk in Finance — The Data Dimension

Key Person Risk in Finance — The Data Dimension

Why critical financial knowledge concentrated in one person's head is a data governance failure, not just an HR problem. The bus factor applied to finance data,...

11
Self-Service Reporting — Autonomy Within Boundaries
Self-Service Reporting — Autonomy Within Boundaries

Self-Service Reporting — Autonomy Within Boundaries

A practical guide to self-service reporting for mid-market companies. Why self-service without governance creates chaos, what the prerequisites are, and how to ...

12
Root Cause Analysis for Financial Variances
Root Cause Analysis for Financial Variances

Root Cause Analysis for Financial Variances

How to apply root cause analysis methodology to financial variances — moving beyond 'timing differences' and 'one-offs' to identify the fundamental reasons behi...

13
Financial Dashboards for Executive Decision-Making
Financial Dashboards for Executive Decision-Making

Financial Dashboards for Executive Decision-Making

Why most financial dashboards fail to change decisions, how to design for executive use rather than data display, and the progression from static exports to dec...

11
Plan vs Actual — Beyond the Table
Plan vs Actual — Beyond the Table

Plan vs Actual — Beyond the Table

Why the standard budget-vs-actual table is necessary but insufficient, and how to move from reporting what happened to analysing why it happened and what to do ...

10
Margin Erosion — Causes, Detection, and Prevention
Margin Erosion — Causes, Detection, and Prevention

Margin Erosion — Causes, Detection, and Prevention

Why profitability declines despite revenue growth, the eight structural causes of margin erosion, and how to detect and prevent each one. Grounded in PIE Poland...

13
Internal Controls & Audit Readiness Framework
Internal Controls & Audit Readiness Framework

Internal Controls & Audit Readiness Framework

Audit readiness as continuous governance, not an annual fire drill. A governance self-assessment, a structured four-phase close process, a 12-month governance c...

10

Let's go!

Transform your financial controlling

From reporting foundations to comprehensive managed services, we help finance teams see clearly, decide confidently, and act decisively.

Book a free consultation