Our Management

Our directors, Craig and Derek have close to 50 years combined experience working with hazardous materials and applying the highest WHS practices.

Derek Kingdon

Director / Project Manager /Financial Controller

With experience in Industrial Chemistry, Occupational Hygiene and Hazardous materials, Derek started Project Management and Estimation with HTS Group in 2014. Derek has a Graduate Diploma in OHS and Hygiene and a Diploma in Chemistry.  

Derek flourishes in planning and managing large, multi-faceted projects with asbestos or lead hazards, and complex demolitions. Dedicated to providing customer satisfaction and value for money, Derek will ensure your projects are delivered safely, efficiently and on time.

Craig Oldfield

Director / Operations Manager

Craig’s extensive experience in complex demolition and asbestos management ensure that even the most complex jobs are planned out to the letter, assessing all the possibilities that may arise during your project.

You’ll find Craig, sleeves rolled up on most jobs and liaising with clients from start to handover, ensuring you’re informed of critical information and updated regularly along the way. Craig is proud of the range of services HTS Group offers, and the speed with which emergency work can be provided.

Trevor Grieve

Manager Northern Division

Trevor has spent 30 years working in industrial management and heads up our permanent team on the Mid North Coast of NSW servicing from Bulahdelah to Grafton.

His multi skilled trade background, along with a myriad of tickets and formal qualification in Business Management make Trevor the perfect person to facilitate multi-faceted projects in a rural environment.

Trevor is happiest solving problems, managing projects and anything to do with logistical planning.


We have the experience, expertise, problem solving skills and the multi-skilled teams to deliver safe, professional, and timely projects right across the country.

92 Glenwood Drive,

Thornton NSW 2322

Hunter Tech Services Group Pty Ltd, © 2022.

ABN: 68 117 519 347