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Kenneth Hlungwane is a certified Occupational Hygienist with more than 10 years of experience in the field of occupational hygiene. He was born in 1981 and raised in Malamulele in the Limpopo Province. After completing his studies at the Technikon Pretoria currently named as Tshwane University of Technology in 2004 and he was placed to do a one year Mandatory Environmental Health Community Service for the Mpumalanga Department of Health in 2005. After completing the community service he was employed by the City of Johannesburg as an Environmental Health Practitioner until 2007 when he Joined SHElinK Occupational Hygiene Consultants. In 2008 Eskom had started massive built program where he was appointed to establish an Occupational Hygiene Programme for the construction of Eskom Ingula Pumped Storage Scheme which is a hydro power station which comprised of the underground tunnelling and surface works. He was then moved to Eskom Kusile Power Station Constriction Project to manage the occupational hygiene programme with more than 22 000 employees on site.



Jaco is a certified Occupational Hygienist with more than 19 years of experience in the field of occupational hygiene. He was born in 1970 and raised in Bethal in the Mpumalanga Province. After completing his studies at the Tshwane University of Technology in 1991 and his National Service in 1992, he was appointed in the South African Military Health Services as the Staff Officer 3, Occupational Hygiene for the Limpopo Province. In 2000, he was promoted to the rank of Lieutenant Colonel, and appointed with a double cap appointment as the Regional Occupational Health and Safety Centre Manager and as the Staff Officer 1 for Occupational Hygiene, responsible for Occupational Health and Hygiene services in the Mpumalanga and Limpopo Provinces. In 2008, he was transferred to the Area Military Health Formation in Pretoria with the aim to coordinate and oversee the Occupational Hygiene Program on a National and Regional Level within the South African National Defence Force. He left the South African National Defence Force in 2010, where he was appointed in the Gauteng Department of Health and Social Development, as a Deputy Director for Occupational Hygiene.



Julie is a Chartered Member of the Faculty of Occupational Hygiene (CMFOH – BOHS) and a Registered Occupational Hygienist (ROH-SAIOH). She holds the DipOH (BOHS).

Julie presently coordinates and runs the OHTA international training modules at DOEH UKZN.  Julie has over 28 years of experience in both corporate and consulting as an Occupational Hygienist and has served on the SAIOH Council and PCC in various capacities for over 25 years.



Richard is currently registered with SAIOH as an Occupational Hygienist.  He became registered as an Occupational Hygienist in 2009 and joined Sasol Synfuels in 1997 as an Occupational Health Practitioner. He was responsible to promote and implement an Occupational Health Program across Sasol Synfuels. It was during this period that he developed a strong interest in Occupational Hygiene and subsequently pursued his Occupational Hygiene passion through Technikon Pretoria (TUT) on a part time basis. After obtaining his Occupational Hygiene qualification, Richard was transferred to Sasol Synfuels Occupational Hygiene Department. He started as an Occupational Hygiene Technician in Training and after completing his training program he was promoted to an Occupational Hygiene Technician position and later to Senior Occupational Hygiene Technologist and finally to an Occupational Hygienist. He worked for Sasol for about 16 years, primarily in the Occupational Health sector and the majority of his time was spent practicing Occupational Hygiene. 



Brian Mongoma holds B-Tech degree in Environmental Health from Pretoria Technikon (Tshwane University of Technology). Certificate in Mine Environmental Control from Chamber of Mines of South Africa (CoM) and Currently doing his second year MPH studies at the School of Public Health, WITS University. Brian started working in the field of occupational health since 1999.Currently employed by the Chamber of Mines of South Africa as the Deputy Head/Occupational Hygienist:

- Representing the interests of CoM's members at the tripartite stakeholder meetings (Mine Health and Safety Council) and any other relevant structures whereby mines require r representation on matters relating to Occupational Hygiene and Mine Environmental Control.

Interact with regulators and other stakeholders in order to give input/advice on new/amended Occupational Hygiene/ventilation standards that will have an impact on mining operation. Brian is a registered member of the Southern African Institute for Occupational Hygiene (SAIOH) and Mine Ventilation of South Africa



Claudina Nogueira holds BSc, BSc (Hons) and MSc (Medical Biochemistry) degrees from the University of the Witwatersrand in Johannesburg, South Africa, and Modules in Occupational Hygiene from the British Examination Board in Occupational Hygiene (BEBOH). Claudina is an occupational health practitioner currently employed as a part-time researcher at Healthy, and consulting in her private capacity

From September 2011 to June 2015, Claudina held the post of Senior Health and Safety Advisor at the global mining company Anglo American’s Technical Solutions division, in Operations Support: Sustainable Development and Civil Engineering, in Johannesburg. From March 1990 to August 2011, Claudina was employed at the National Institute for Occupational Health (NIOH; South Africa’s major centre for occupational health development, training, service support and research), as a Medical Natural Scientist in a research post (1990 – 2003); and as Head of Section: Communication, Training and International Liaison (2003 – 2011). 

Claudina’s current affiliations:

  • Council Member of the Southern African Institute for Occupational Hygiene (SAIOH) - Portfolios: Liaison, Marketing & Communication

  • Board Member of the International Commission on Occupational Health (ICOH) for the 2012 – 2015 triennium and re-elected for a second term as Board Member (2015 – 2018)

  • Member and Secretary of the ICOH Working Group on Occupational Infectious Agents (WG OIA)

  • Member of the ICOH Scientific Committee on Mining Occupational Safety and Health (SC MinOSH)

  • Board Member of Workplace Health Without Borders (WHWB) since September 2014

  • Exco Member of the South African Society of Occupational Medicine (SASOM) 


Hennie worked as an Environmental Health Practitioner for the Department of National Health for 13 years before accepting the position as lecturer in Occupational Health and Safety with the then Port Elizabeth Technikon in 1993. He left to pursue a position as HOD at the Department of Environmental and Occupational Studies at the Cape Peninsula University of Technology in 2007. This position was held until retirement in 2016.

Hennie is a registered Occupational Hygienist and holds an MSc in Occupational Hygiene (University of Greenwich) as well as the BEBOH Certificate of Operational Competence. As OHASA member and editor of the newsletter he supported and actively took part in the merger from which SAIOH emerged. In the Eastern Cape he ran legal knowledge courses and served as examiner for the Department of Labour. During this time he registered as an approved inspection authority with DOL.   

As academic he served for 10 years on the SAQA SGB 09 for Health and Safety as well as on the MQA Technical writing group for Health and safety (TRG 10). As member of the African Academy for Environmental Health he was part of an international team that wrote the syllabus in Occupational Health and Safety for Universities in Sub-Saharan Africa. He was privileged to conduct research and write an article in collaboration with occupational medical professionals from the UK, Belgium and France during an Erasmus Mundus mobility at the Catholic University of Leuven in Belgium. 


Cas holds a number of tertiary qualifications in the area of physiology, occupational health and hygiene and mine environmental control, including a PhD degree in Occupational Hygiene from the North-West University, Potchefstroom Campus.  He is a registered Occupational Hygienist working in the field of occupational health and hygiene for more than 20 years. Cas joined Anglo American in November 2010 as Group Lead: Occupational Health and Hygiene.  He serves on a number of national and international advisory and technical committees and has co-authored a number of articles and publications. Specific areas of interest include occupational health and wellness in the mining industry, health risk assessment, and exposure to chloroplatinates, nickel and diesel engine emissions. Cas is actively involved in occupational hygiene skills development and research and is appointed as Associated Professor in Occupational Hygiene at the North-West University, Potchefstroom Campus and as Honorary Lecturer in the School of Public Health, University of Witwatersrand, South Africa.



Peter-John (Jakes) Jacobs has been involved at SAIOH council level since 2009 and has served in various portfolios as well as having served as the President of SAIOH. Jakes currently represents SAIOH internationally as its representative to the International Occupational Hygiene Association (IOHA) Board. Jakes’ work experience includes government, mining and petrochemicals industries with more than 20 years’ experience in the Health, Safety and Environmental field and is passionate about occupational hygiene and ensuring healthy workplaces for all.

He is married, has two daughters and currently resides in Richards Bay.

According to Jakes: “Occupational Hygiene is a noble profession and we need to continue to build and expand the profession. SAIOH has an important role to play in this process. Healthy workplaces lead to a safe and productive environment which in turn uplifts societies”



Oscar is a SAIOH certified Occupational Hygienist with solid industry experience in the oil refining, gas, explosives and downstream chemical industries. He has been under the employment of Sasol on its facilities at the Northern Free State town of Sasolburg since completing his undergraduate studies. He currently holds the position of an Occupational Hygiene Specialist and a Technical signatory in terms of the requirements of SANAS 17020. He holds a Bachelor’s Degree: Environmental Health from the Tshwane University of Technology with specialisation in Occupational hygiene and air pollution control. He also holds a Legal Knowledge Certificate for Approved Inspection Authorities. Oscar views himself as a developing Occupational Hygienist and is currently registered with the Tshwane University of Technology for a Master Degree in Environmental Health with specialisation in Occupational Hygiene. Oscar has been and continues to serve SAIOH on the PCC as an examination assessor. He also presents occupational hygiene subjects to Environmental Health undergraduate students at the Tshwane University of Technology on a part-time basis. His passionate contribution to the growth of the OH as a profession is through the mentoring and holding of technical discussions with interested upcoming occupational hygiene professionals. 


Became a member of OHASA back in 1982. Served for almost 8 years on the OHASA Council, mostly as the Secretary.

In 1993 also joined the IOHSA Council until the 2 Associations amalgamated to become SAIOH.

Was elected onto the SAIOH PCB in 2002 and became the Chairperson the next year. Also became the Vice President of SAIOH in 2004, and then the President from May 2005 – August 2008.

In 2007 elected/appointed to represent SAIOH on the IOHA NAR Committee and in 2012 elected as the IOHA NAR Chair until April 2015. During this time also took over as the SAIOH representative on the IOHA Board and became an IOHA Councillor in Sep 2009 – Sep 2015.

During the years 2005 and 2016 he was also instrumental in two IOHA NAR Accreditations, in 2006 and again in 2012, hosting the IOHA 2005 International Scientific Conference in Pilanesberg, and again became the Chairperson of the PCB (now PCC) until the end of 2015 and became one of only 3 Fellow members of SAIOH in 2012 . He also served as an Exco member and SAIOH Councillor until the end of 2015. In 2016 he was again co-opted onto the SAIOH Council, and also serve currently as the Chief Examiner of the SAIOH PCC.

He is the Business Manager of Gijima OH&ES, an Occupational Hygiene Consultancy and starting as an DoM AIA  in 1981 and became SANAS 17020 accredited and a DoL OHS AIA in the past 2 years. He started this Consultancy in 1980 as the Columbus Stainless OHS with 2 people and have to date 64 personnel employed, as OH Practitioners, Environmental and in an OH Analytical Laboratory (SANAS 17025) personnel, with a Countrywide footprint (Middelburg, Centurion, Newcastle and Northern Cape).

In his personal life he is nearing retirement age, were Married (in 1979), his Wife an PhD in Cyber Security (CSIR), they have 2 children, one now also a PhD in Journalism (UJ). His passions: Occupational Hygiene, travel, collect wine and … drink beer for a hobby.



Possess a Masters in Public Health (Occupational and Environmental Health); Occupational Hygiene PhD Candidate at Wits School of Public Health. Have acquired knowledge of legislations governing occupational health and safety, environment and hygiene; have technical skills on occupational and environmental hygiene measurements (noise, Crystalline Silica, air quality, Diesel particulate matter, coal dust, welding fumes, CTPVs/PAH, illumination); have perfect presentation and report writing skills; good interpersonal, communication and training skills.

Area of interest is researching on the contribution of occupational hygiene stressor in the occurrence of accidents in mining and non-mining industries. Focusing on elimination and control of occupational stressors; mainly Hazardous Chemical Substances, noise, and safety issues, I believe in the old school of thoughts “prevention is better than cure”. Aspire to be a well-established scientist/researcher in environment, occupational hygiene and safety.

Work experience includes:

·         Gauteng Department of Health: Occupational Hygiene and safety specialist

·         CSIR: Centre for Mining Innovation: Researcher: Occupational Hygiene

·         GIJIMA: Occupational Hygiene Technologist

·         Transnet Freight Rail: Business Occupational Hygiene Specialist

·         University of Johannesburg: Occupational Health and Safety Specialist.



Duane Bester is a Registered Occupational Hygienist currently employed by Sasol Chemical Operations, Secunda. He was born in Newcastle in 1986 and completed his schooling at Newcastle High School in 2004. He holds a BSc in Human Physiology and a Masters of Public Health with Specialization in Occupational Hygiene, obtained from the University of Pretoria. After completion of his studies, he worked in the consultancy landscape where he held various positions as an Occupational Hygiene Professional.



Celia's  tertiary education is comprised of a National Dip, National higher Dip Public Health and a GradDip: Occupational Hygiene: Deakin University Australia. She worked for DOL for 5 year, then moved onto to Chevron/Caltex refinery where they sent her around the world from Australia, Singapore, America to work on various refineries. In 1997 she met a wonderful man, got married and settled down. In 1999 started her own AIA ( Occupational Hygiene monitoring Services) and have been busy ever since! Her hobbies include supping, jogging and spending time with my fury friends.  



Muriel hold a BS.C (Hons) Degree in Physiology (2008) and she is a Registered Occupational Hygienist (ROH-SAIOH). She is currently managing the occupational hygiene program for Engen Oil Refinery.  Previously employed as an Occupational Hygiene Medical Scientist at the NIOH (2011) and Junior Lecture for Human Physiology and Environmental Health at University of Limpopo (2009). 

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2018/10/23 » 2018/10/26
SAIOH Annual Conference 2018

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