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About Thamani
Assurance Inc

A trusted, client-centric and partner-led professional services firm established in 2019 — headquartered in Johannesburg, serving clients across South Africa and the continent.

Thamani Assurance professionals

Our Story

Built on purpose.

Established in 2019, Thamani Assurance Inc was founded with a primary objective to advance professionals while adhering to corporate governance, strict quality assurance, and an agile approach to the ever-changing regulatory and compliance demands of our operating environment.

Leveraging our diverse client experience and highly qualified team of auditors, chartered accountants, tax experts and consulting professionals, we unlock and add value to our clients through credible financial reports, audits, tax opinions and beneficial advisory.

We grow through purpose-driven partnerships, authentic client relationships and meaningful participation in industry activities.

2019
Founded
3
Service Lines
4+
Sectors
JHB
HQ

Direction & Purpose

Our Vision & Mission

Vision

To become a pan-African organisation with global standards in professional services.

We believe trust is built through consistent independence, technical excellence and transparent communication — not through scale or name recognition alone.

Mission

Provide quality, professional and credible professional services.

Every engagement is partner-led, every opinion is independently formed, and every client relationship is built on mutual respect and long-term commitment to delivering measurable value.

Our Values

What we stand for.

Integrity

We say what we mean and do what we say. Our independence is non-negotiable in every engagement we undertake.

Respect

Respect

We treat every client, colleague and stakeholder with the dignity and professionalism they deserve in every interaction.

Growth

We invest in our people, our practice and our clients — growing our expertise alongside every mandate we accept.

Transparency

Transparency

We communicate clearly, price fairly and keep clients informed at every stage of every engagement.

Our People

Our Leadership

Qualified professionals united by a commitment to integrity, quality and long-term client value. Click any card to read more.

Nathan Maduna
Nathan Maduna
Managing Director
CA(SA) · Registered Auditor (RA)
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Peter Serite
Peter Serite
Executive Director — Head of Audit & Assurance
CA(SA) · RA · CFE · CISA
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Nadia Pietersen
Nadia Pietersen
Executive Director
CA(SA) · Registered Auditor (RA)
Read Bio →
Nontsikelelo Maduna
Nontsikelelo Maduna
Head of Cyber Assurance
Read Bio →
Thamani Assurance office

Quality Management

ISQM 2 Aligned.
Built to last.

Our Quality Management System is aligned to ISQM 2 and underpins every engagement we conduct. We are working with IRBA to create a pipeline of Registered Auditors through the Audit Development Program — investing in the profession as much as we invest in our clients.

Every opinion we issue, every report we sign, and every mandate we accept is governed by the same disciplined quality framework. No exceptions.

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Credentials & Standards

Regulated. Qualified.
Rigorous.

Every engagement is conducted by qualified professionals registered with the relevant regulatory and professional bodies. Our quality management processes are aligned to ISQM 2.

Our practice participates actively in the IRBA Audit Development Program — contributing to the pipeline of the next generation of Registered Auditors in South Africa.

IRBA Registered SAICA Member ACCA Affiliated ISACA Member ISQM 2 Aligned IRBA ADP Partner
SAICA
IRBA — Independent Regulatory Board for Auditors
ACCA
ISACA

Technology Partners

Machine learning, algorithms and data analytics enable how we work. We partner with leading platforms to advance our firm and our clients.

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Ready to elevate your
assurance mandate?