Service Trades Council (STC)

STC Members

Penny Cornah - Chairperson

Penny Cornah is the Executive Director of the Master Plumbers’ Association of Queensland (MPAQ).

MPAQ is a peak industry body representing plumbing contractors throughout Queensland from sole operators to medium sized plumbing businesses through to large contracting firms.

Penny has been employed with the Association for more than fourteen years and previously held the role of Member Services Manager. Penny is well known to MPAQ members and works closely with them and the Board on the raft of issues which currently face the industry.

Penny identifies her role as heading the organisation that is the conduit between protecting community health and the environment. Penny is a strong leader in a male dominated industry and has earned respect throughout the plumbing fraternity. She has developed strong relationships within the Queensland Government ensuring the industry’s voice is heard at the highest levels.

Penny was appointed as a Director to Master Plumbers Australia Ltd in 2012 and was appointed as a Director of QLeave in July 2016  and also the Chair of the Service Trades Council, a role in which she is humbled to be given. Penny was also appointed as a Director of Construction Skills Queensland in October 2017.  


Dr Janet Cumming - Deputy Chairperson

Janet Cumming is an Advanced Environmental Health Scientist with the Water Unit, Health Protection Branch, Department of Health. Janet has an honours degree in chemistry, and a PhD in chemical risk assessment from Griffith University. She is a Member of the Royal Society for Public Health, and a Registrant of Australian College of Toxicology and Risk Assessment.

Janet previously worked for Smart Water Research Centre, National Research Centre for Environmental Toxicology (Entox), and National Industrial Chemicals Notification and Assessment Scheme (NICNAS). 

She holds the title Lecturer at Griffith University School of Medicine, and has previously taught Risk Assessment at Queensland University of Technology.

Gary O'Halloran - Plumbers Union Member

Gary has 32 years' experience working in the services trades and construction industry after commencing his plumbing apprenticeship in 1984.

Since 2015 he has been the State Secretary of the Plumbers Union Queensland where his leadership has led a significant industry progress over a short period of time, especially in the area of training.

Gary is a Director of a number of state based and national organisations, two of which he serves as Chairman.


Graham Mackrill

Graham has a broad range of industry experience relating to the Refrigeration and Air conditioning sector.  He provides in-depth knowledge of his sector for trades and apprenticeships, technical training and regulatory frame-works.

Graham has represented the AMCA Queensland as their Executive Director for 15 years and also currently performs in that role for AMCA NSW.  He has been the AMCA representative on several National and State Committees including:

  • the Mutual Recognition Taskforce;
  • COAG National Licensing Committee;
  • Australian Refrigeration Council Industry Representative;
  • Electrotechnology Training Package Review Committee;
  • Queensland Construction Industry Leadership Council; and
  • the recently formed Ministerial Construction Forum. 

The experience he has gained across a broad State and National perspective has enabled him to provide support for a variety of organisations which require information relating to Refrigeration and Air Conditioning training and regulation. 


Brad Hodgkinson

Brad has worked in Local Government for the past 26 years as a co-ordinator of plumbing and compliance.  As a licensed plumber, he holds qualifictions in both construction hydraulics and management.  Brad was first appointed as a general referee to the Building and Development Tribunals in 2003 and continues this appointment todaywith the Building and Development Disputes Resolution Committees.

Brad looks forward to working with the Services Trades Council and its members to support appropriate regulation for plumbing licensees throughout our state.


Ray Smith

Ray is a plumber, drainer,gasfitter and plumbing inspector and has worked in the plumbing industry for 40 years.  He spent 20 years as a plumbing contractor and plumbing inspector.

His current role is Coordinator of the plumbing inspectorial team within Toowoomba Regional Council. Ray is a committee member of the Institute of Plumbing Inspectors Queensland and has been a committee member for 18 years. He is also a past secretary of the IPIQ.


Linda Bradley

Linda has been with the Department of Education & Training for approximately 13 years. In her current role as Director Contract Management & Performance she has responsibility of managing the training Agreements with  public & provider Registered Training Organisations across Queensland.

In previous roles, she had responsibility for the 27 Skilling Solutions Queensland customer service centres across Queensland and prior to that, she was the Manager Marketing & Product Development for Gold Coast Institute of TAFE.

In the private sector, Linda has held various senior operations and marketing positions within the tourism industry in both Australia and overseas. Her latest role included 10 years with Russo Institute of Technology as Associate Dean and Head of Faculty for Travel & Tourism.


Sharon Simmers - OFT member

Sharon is the Director of State-wide Operations at the Queensland Office of Fair Trading (OFT). She has worked in senior dispute resolution and regulation roles for more than a decade and has 20 plus years experience in fair trading and consumer protection. Sharon is responsible for all OFT’s compliance, enforcement and conciliation services outside Brisbane as well as communication, media and community engagement across the state. 


Catherine McCahon

Catherine has had a long and varied career with the Queensland public sector. Her breadth of experience includes roles in the Department of Justice and Attorney-General, Queensland Treasury and Crown Law, working on complex legal and policy and legislation projects.

Since joining the now Department of Housing and Public Works in 2011, Catherine has continued to develop her credentials in building and construction matters. She has represented Queensland on the national Australian Building Codes Board, the Building Code Committee and the Plumbing Code Committee. She also led the implementation of the state's new pool safety laws.

As the current Director of Strategic Policy (QBCC), Catherine's area is responsible for developing and implementing the policy and legislation of the QBCC.


Robert Thomas – National Fire Industry Association



Kate Raymond – Assistant Commissioner (Service Trades & Regulatory), QBCC

Kate has 20 years’ experience working within the construction industry, both as a construction lawyer in the private and public sectors and as the Executive Director, Contract Services in the Department of Housing and Public Works.

Kate had a lead role in establishing the contracts and procurement of many significant projects in Queensland including the Nation Building program of works, Gold Coast University Hospital, Kurilpa Bridge and other projects such as stadiums, correctional precincts and hospital redevelopments.  Kate’s role also included advising on matters relating to contract administration, disputes and insolvencies.

She has also worked in the policy and legislation area of the Department of Housing and Public Works including the policy development and legislative amendments to the Building Industry Fairness (Security of Payment) Act 2017, introduced with the Plumbing and Drainage Bill 2018.

Kate holds a Bachelor of Laws from the University of Queensland with first-class honours and a university medal and an Arts Degree with a Government major.