Under the Patronage of the Custodian of the Two Holy Mosques, King Salman bin Abdulaziz Al Saud
Company Overview
The Particle Group (TPG) is a global leader in the development, manufacture, and supply of mineral Certified Reference Materials (CRMs), supporting accurate, reliable, and compliant analytical results for the mining, exploration, and manufacturing industries worldwide.
With manufacturing facilities in South Africa and Canada, TPG serves customers across the global, enabling confidence in data across the full mining value chain: from early-stage exploration through to production and processing.
Built on a legacy of scientific excellence and operational discipline, TPG combines deep technical expertise, robust quality systems, and a future-focused mindset to meet the evolving demands of a rapidly changing global resources sector.
Our Businesses TPG operates through two established and respected CRM brands:
African Mineral Standards (AMIS) – South Africa
CDN Resource Laboratories Ltd. (CDN) – Canada
Together, these businesses form one of the world’s most comprehensive CRM portfolios, covering a wide range of commodities, grades, and matrices, including critical minerals essential to the global energy transition.
What We Do
TPG specialises in the design, production, and distribution of high-quality mineral Certified Reference Materials, including:
Our products play a critical role in quality assurance, method validation, laboratory
accreditation, and regulatory compliance, ensuring analytical data can be trusted for
operational, financial, and reporting decisions.
Quality & Compliance
Quality is at the core of everything we do.
TPG operates under stringent quality management systems, aligned with international best practice and accreditation requirements. Our laboratories are recognised for their consistency, traceability, and scientific integrity, providing customers with confidence in every result.
We view quality not as a function, but as a culture - embedded in our people, processes, and decision-making.
Global Reach, Local Expertise
With operations on two continents and customers across the globe, TPG combines global capability with local understanding. Our geographic footprint allows us to respond quickly to market needs, maintain resilient supply chains, and support customers operating in diverse regulatory and geological environments.
Our People & Culture
TPG is a people-driven organisation, guided by inclusive leadership and a commitment to developing future-ready skills.
Our workforce comprises of a 41% female representation across the Group. We have a strong focus on leadership development, mentorship, and technical excellence. And we have built a culture rooted in respect, accountability, collaboration, and continuous improvement.
We believe that empowered people build resilient businesses, and that diversity of thought strengthens innovation and performance.
Purpose & Impact
Beyond commercial success, TPG is committed to making a meaningful contribution to the communities and industries we serve.
We actively support STEM education and skills development. We contribute to community and healthcare initiatives. We actively participate in industry platforms that advance responsible and sustainable mining, quality, and inclusion
For TPG, progress is measured not only by growth, but by the positive impact we create along the way.
Leadership
TPG is led by Chief Executive Officer, Raksha Naidoo, a scientist-turned-strategist and globally recognised industry leader. Under her leadership, the Group has achieved sustained growth, operational excellence, and global expansion, while embedding a strong culture of purpose, inclusion, and integrity.
Our Vision
To be the most trusted global partner in mineral reference materials, enabling better decisions, higher standards, and a more sustainable and inclusive mining future.