Peter Carson

Technical Manager


Peter joined the MSP Group in 2015 as Technical Manager responsible for mix designs, quality and testing of Hallett Concrete and quarry materials. Peter has recently been appointed as the Technical Services Manager for SA Premium. Peter has a Bachelor of Civil and Environmental Engineering from Adelaide University with 30 years’ experience in the industry throughout Australia and the Middle East.

Peter has also been Technical Manager for a 1 million m3 pa concrete business as well as a number of mega projects in Qatar. Universally respected, Peter has worked on most of the major projects in South Australia and is considered one of the leading technical people in the Australian Concrete Industry.

Joe Maiolo

Technical Manager


Joe joined MSP Group in 2011 to Manage the technical aspects of MSP Group’s Quarries and Hallett Concrete. Previous to this Joe managed numerous quarries and sand operations for Ready-mix and Holcim in South Australia where he gained a reputation for his excellent knowledge and understanding of raw materials and provides excellent quality control systems for both Hallett Concrete and Resources.

Joe has a Bachelor of Economics Degree as well as holding a Quarry supervisors and Technicians certificates, Quarry Managers License and completed an Advance Certificate in Surface Mining.

Gurpreet Singh

Technical Supervisor


Gurpreet joined Hallett Laboratory in 2016. Previously he worked as the Material Engineer for Holcim Australia. With a Bachelor Degree in Civil Engineering Gurpreet sets out to learn as much as he can with a goal of achieving whatever practically possible with positive customer experiences.

With more than 12 year’s experience in the concrete industry, Gurpreet has been involved in major projects throughout South Australia over the last decade.