We are a leading environmental consultancy in New Zealand, providing a wide range of services in asbestos management, contaminated land, industrial trade activities, compliance, training, and laboratory analysis. Our foundation is built on integrity, impartiality, and innovation, ensuring top-tier safety and environmental solutions. SQN stands for Sin Qua Non, a Latin phrase translating to 'something that is absolutely necessary,' which encapsulates the essence of SQN and our values.

Asbestos Consulting 

We offer comprehensive asbestos management services, including detailed surveys, testing, and removal project management. Our experienced team conducts various types of asbestos surveys, including management, refurbishment, demolition, and re-inspection to meet regulatory standards and client needs. We ensure that all asbestos-related activities are performed safely and effectively, supporting clients from initial assessment to final clearance.

Training Division

We believe in the power of education for safety and compliance. Our NZQA-approved training programs cover a wide range of asbestos-related courses, including asbestos awareness, removal, supervision, and refresher training. We also offer bespoke training tailored to specific client needs, equipping individuals and organisations with the knowledge to manage asbestos safely and effectively.

GeoSciences & Environmental Consulting 

Our GeoSciences division provides expert solutions in site assessments, contaminated land management, and compliance monitoring. We help clients navigate environmental regulations and manage risks associated with industrial activities. Our services include site assessments, risk management, and disposal to land, ensuring sustainable and compliant land use.

AEC Labs 

Our IANZ-accredited AEC Labs offer advanced analytical services, supporting our other divisions and clients. We specialise in bulk analysis, fibre counting and soils(asbestos), providing accurate and reliable results to assist in risk assessment and compliance. Our labs are equipped with the latest technology and staffed by skilled professionals, ensuring the highest quality of service.