
Patrice Brown
Company Director
MEng (Civil), BAppSc (Chem), DipChem (Sugar), GAICD, FEIANZ, FIML, AAusIMM, CEnvP, Cert (Environmental Maritime Management), Cert (Business Sustainability Management), Cert (IAP2A - Engagement)
Corporate Environmental Advisor with over 30 years’ experience in industrial and environmental management, regional business leader and advocate for sustainable development.
A leader in environmental impact assessment and a Certified Environmental Practitioner, Patrice established CQG in 2003 as a professional consultancy to deliver practical, creative and cost effective solutions throughout regional Australia. With a background in agriculture (beef and sugar), qualifications in engineering, science and business and a passion for enabling sustainable development, Patrice and her team are sought out to deliver environmental and development advisory services to a broad range of clients. She is a regular presenter at national and international conferences as an advocate for protecting environmental and cultural values through partnerships with Traditional Owners, researchers and regional communities. Patrice has decades of experience as an appointed board director on State and Commonwealth government boards. She is currently a member of the CQUniversity Council and various regional economic development advisory committees.
Queensland Telstra Business Women’s Entrepreneur (2016), Queensland and Townsville region – Institute of Managers and Leaders Owner/ Entrepreneur (2017) and Gladstone Engineering Alliance Forty Calis award recipient for her contribution to the Gladstone region (2016).
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Andrew Brown
Principal Engineer, Group Leader
BEng (Mech)(Hons), GAICD, MIEAust, MAICD, AUSIMM, Environmental Auditor
Andrew is an executive engineer with more than 25 years of practical and broad industry experience.
His background has incorporated national senior site roles in mining, heavy industry, sugar refining, sugar milling, meat processing, coal handling, timber processing and solar salt production and refining.
Andrew specialities include industrial and environmental engineering, concept design, feasibility studies, tender preparation, and project, contractor, waste and tenure management. Having worked in both the domestic and international salt industry Andrew is a well respected salt technologist.
He leads CQG’s natural disaster response team which assists Councils throughout Queensland to coordinate waste management and data capture following cyclones and flood events.
Andrew provides practical solutions to clients through innovative, big picture thinking.
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Dr Greg Usher
General Manager
PhD (Project Management), MBA, GradCert (Management), AssocDegCivEng, AdvDip (Building and Construction Management), GAICD, FAIPM, CPPE, Adjunct Research Fellow UniSQ
Greg is a values-driven, visionary leader with over 20 years experience in the construction and project management sector. He is a Fellow of the Australian Institute of Project Management and a Certified Practising Portfolio Executive.
Greg has successfully delivered multi-state, mega projects and has delivered projects in the defence, aviation, health, education, commercial and residential sectors requiring engagement with multiple stakeholders including local, state and commonwealth government. Greg’s previous clients include the Department of Defence, Department of Finance, QANTAS, Bank of South Pacific, Coca-Cola, Queensland Health and Queensland Education. He has experience in managing regional and remote projects across Australia and Papua New Guinea.
Greg brings expertise in:
- Project Management
- Contract Administration
- Executive Management
- Advisory Services
In addition to his practical experience, Greg is a recognized leader in project management. He has published more than 20 peer-reviewed articles, contributed a several textbooks, and published a book on the future of project management in the 21st Century. He is an adjunct research Fellow with University of Southern Queensland, and regularly collaborates with academics and practitioners from around the world on cutting-edge project management research projects.
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Cathee Miller
Principal Environmental Scientist / Approvals Manager
B Env Sc, M Env Sc., GradCert Proj&ProgMgmt, Environmental Principal Auditor, Member EIANZ
Specialisations
- Management of major environmental impact assessment projects
- Environmental legislation, approvals and advice
- Environmental compliance and auditing
- Environmental management systems

Rebbekah Hearn
Principal Ecologist
BSc, Cert II Cons and Land Management; Member of EIANZ
Specialisations
- Environmental impact assessment
- Ecological survey planning and coordination
- Ecological surveys (flora, fauna and habitat)
- Invasive species identification, monitoring and management
- Habitat rehabilitation and revegetation plans
- Environmental monitoring
- Environmental management plans
- Environmental legislation, approvals and advice

Alison Bird
Contract and Quality Manager
CertIV Bus, Commercial Contracts for Non Lawyers
Specialisations
- Contract Management
- Financial Management
- Quality Management System Control
- Quality Health Safety and Environment
- HR and recruitment
- Document Control
- Project Support including contractor management

Nina Mackellar
Senior Environmental Scientist – Mackay Manager
BSc, Infrastructure Sustainability Accredited Professional (ISAP), Cert III Frontline Management, Australian Contaminated Land Consultants Association (ACLCA), Module 1 and Module 5, Member EIANZ
Specialisations
- Contaminated land investigations
- Project management
- Soil and land assessments
- Waste management
- Environmental monitoring
- Sugar industry advisory support
- Land management

Victoria Hammer
Principal Environmental Scientist
M Env H , B Env H, Dip App Sc., Dip WHS, GRI Certified Sustainability Professional, Certified Environmental Management System Lead Auditor, Towards Sustainable Mining (TSM) Auditor, Member EHA, Member LAWMAC, Member WMRR
Specialisations
- Environmental Compliance
- Waste Management
- Sustainability
- Stakeholder Engagement
- Project Management
- Local Government industry advisory support

Scott Lucke
Principal Planner
B Urb and Env Planning, GradCert GIS, Member PIA
Specialisations
- Environmental approvals (Environmentally Relevant Activities (ERAs) / concurrence ERAs)
- Infrastructure related approvals (road networks, linear infrastructure)
- Coastal hazard management / erosion control structures (marine parks, tidal works, marine plant disturbance)
- Project Management – superintendent representative site based roles
- Urban / industrial development – non resident workforce accommodation