Quenton Dowdell NZCS MNZMS Managing Director
Quenton commenced his working career in 1970 as a Bacteriological Technician in the Freezing Industry. During his six years in this industry he gained experience in the areas of Industrial Microbiology, Water Technology, Food Technology and Trouble Shooting within his sphere of operation. He left for Australia in 1977 where he took up a position of Technical Officer at Sydney University within the Agronomy and Horticultural Sciences Department. Following his return in 1978 he joined T.J. Sprott & Associates Ltd, an Analytical Consulting Laboratory based in Parnell. This company was renowned for it's technical work in defending Arthur Alan Thomas in the ‘Crew Murders'. In 1985 the basis of this company was purchased by W. Grayson & Associates Ltd where under the control of Quenton the Microbiological Section grew very rapidly particularly from areas such as the Dairy Industry. At this time Quenton became a director and also established the Asbestos Testing Laboratory within it's Auckland branch. Following the sale of Grayson's to Amdel in 1995, Quenton accepted the opportunity to purchase the Asbestos and Health & Safety Sections of Grayson Laboratories and thus set up the current company Dowdell & Associates Ltd.
Quenton has over the years been actively involved as a Technical Assessor for Both IANZ and NATA in the areas of Asbestos Analytical, Microbiology and Applied Physics (Temperature Calibration).
Ian Murgatroyd BSc Deputy Lab Manager
Ian commenced his laboratory career in 1989 when he joined W Grayson & Associates as a Technician in the Microbiology Department. Ian's work ethics and skills were such that he was quickly transferred to the newly created Asbestos Laboratory where he gained his experience in asbestos analysis and consulting. Once the new company Dowdell & Associates Ltd was established Ian became a key figure in the day to day operations with all manner of operations, both analytical and consulting. Asbestos still plays a large part in Ian's normal activities with particular to Analytical and Building Survey work. In more recent years Ian's work and studies have led him into the fields of Occupational and Environmental Monitoring with a specific emphasis on Indoor Air Quality. Ian is currently a Technical Assessor for both IANZ and NATA.
Rob Nicholson Consultant
Rob (Nick) joined the then company W Grayson & Associates Ltd in 1991 where he was initially involved in the building and maintenance side of the operation. The background knowledge gained during this time enabled him to follow a pathway into the Asbestos Laboratory where the analysis of building materials formed a significant part of the business in that Department. Nick attended a very comprehensive Asbestos Monitoring course in Sydney with Pickford Consulting and as such gained IANZ accreditation for Airborne Fibre Counting. Following a break of 3 years Nick rejoined the new company Dowdell & Associates Ltd in 2000.
A sbest os plays a large part in Nick's day to day activities which include; Sample Identification, Asbestos Removal inspections, Air Monitoring and Building Surveys. Nick is currently IANZ accredited for both Asbestos Identification and Fibre Counting.
Laura Sands (Dip AS, Grad Dip (OSH) - Consultant/Analyst
Laura has been deeply involved in the area of Occupational Health for many years, much of which was while she was employed at the New Zealand Steel Refinery as their Occupational Hygienist. During this time Laura undertook responsibility for all areas of Occupational Health within the mill, covering hazards such as noise, respirable & inspirable dusts, silica, heavy metals, heat stress, asbestos sampling and co-ordination etc. It was during this period that Laura undertook her studies in this area and graduated with a (Dip AS, Grad Dip (OSH). Following the birth of her 1st son, Laura joined our team and continued to cover the same areas of Occupational Health as those at the Steel Mill. She also increased her abilities with regard to Asbestos Analysis and Asbestos Airborne Fibre Counts. Laura is a much valued member of our team covering a wide area of the Occupational Health Sector.
Michael (Mike) Sullivan (BOHS Certification) - Building Surveyor/Analyst
Mike has worked in the Asbestos Management Industry in the UK for five years during which time he gained his British Occupational Hygiene Society Certifications, P401 (Identification of Asbestos in Bulk Samples) & P402 (Building Surveys and Bulk Sampling for Asbestos). His work involved both significant time away undertaking Building Surveys and also large quantities of time performing the Asbestos Analysis in the laboratory. Since joining Dowdell & Associates Ltd a year ago Mike has continued his roll in the Asbestos Survey and Identification areas and extended his knowledge in the areas of Clearance Inspections, Asbestos Airborne Fibre Monitoring and Fibre Counting. Mike has quickly become a valued member of our small team.
