A pioneering global leader

the particle group brings independent, analytical businesses to the Mining, Construction, Engineering, Agricultural, Metallurgical industry sectors

The group has 2 independent analytical businesses that are leading players in their fields, offering mission critical services and products

Group overview

Established in 2022, the particle group owns 2 independent businesses who are leading players in their respective fields, offering mission critical services and products. With strong and experienced management and operational teams, these 2 businesses have a well established customer base. They have globally competitive margins with a cost advantage relative to global major TIC players and significant growth opportunities with technology enabled efficiency. Quality is incorporated into the DNA of these businesses with the highest levels of productivity and services offered to all our stakeholders.

We are proud of our our Level 2 BBBEEE Accreditation and believe in fostering community and localisation in all regions where we have presence. People are our pride and we foster a culture that is built on empowerment, diversity and inclusion.


AMIS is a leading internationally accredited manufacturer and supplier of a wide range of matrix matched Certified Reference Material.

AMIS is also a ISO17043 accredited inter-laboratory Proficiency Testing (PT) Scheme provider.



Producing Certified Reference Materials for the Mining & Exploration Industry.

All of our standards are prepared from real ores or blends of real ore with ore concentrates. We offer a wide range of in-house CRMs, as well as can custom make CRMs according to your specifications and requirements.


The Particle Group is very happy to announce that the business is now majority-owned by Admaius Capital Partners, alongside the TPG senior management. The Admaius team brings strategic, sectoral and geographic insights that will help TPG take advantage of the deep secular growth opportunities that this industry offers.

Admaius is one of the most experienced Africa-focussed private equity funds on the continent. Its team includes the former leaders of some of Africa’s largest and most prominent investment managers including Carlyle, Actis and Standard Chartered. The Admaius team, led by Marlon Chigwende, is headquartered in Kigali, Rwanda, with its investment teams based across the continent, with offices in Kigali, Johannesburg, Cairo, Nairobi, Tunis and Casablanca.

Admaius’ objective Is to partner with the best-in-class local operators in Africa to grow their businesses. It is a commercial investor but retains a strong impact and social development focus and an absolute commitment to enabling positive change on the continent.

Together with the management team of The Particle Group, the team envisages increased global growth of the AMIS and CDN business units, and the continued expansion of different verticals under the Particle Group.

The Particle Group, previously held under Synerlytic Group Holdings by Infinite Partners, has shown significant and consistent growth over the past investment period and the teams are committed to an even more successful chapter under Admaius Capital Partners.

As the new journey now begins. the Particle Group wishes to express their gratitude and appreciation to Edward Pitsi and his team, for the strong and successful partnership that we shared, and we wish Team Infinite Partners the greatest success in their next chapter.

Geographical presence

The group has a combined presence in 6 countries across the globe.

the particle group team

Raksha Naidoo

Chief Executive Officer

Raksha is a BSc graduate and an Executive level professional, who has amassed extensive experience in all facets of efficient and effective mineral processing and production, and general management. She is a well-rounded individual with a keen sense of business strategy, and business improvement, that lends her to driving and achieving business targets.

Kriolin Naidoo

Chief Financial Officer

Kriolin holds a CA(SA) designation and is an Executive level professional. He completed his articles at BDO South Africa and has almost a decade of financial experience in the mining and manufacturing industry.


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