Business Details
19 Years
experience
Expert Environmental Consulting Services NSW
Earthwise Environmental is a specialist environmental consulting firm with deep expertise in soil science, wastewater management, contaminated site investigations, and environmental compliance. Our team combines academic excellence with practical field experience, delivering tailored solutions that align with ecological sustainable development principles. Founded by Brett Enman, a Certified Professional Soil Scientist with over 15 years of industry experience, we pride ourselves on technical rigor and client-focused service. Our multidisciplinary team includes Dr. Roy Lawrie, a renowned soil scientist whose work has shaped Australian environmental policy, and emerging professionals like Tyler Brown and Ella Davis, who bring fresh perspectives to environmental data analysis and fieldwork. We maintain active memberships in leading industry bodies such as Soil Science Australia and the Australian Land and Groundwater Association, ensuring our practices remain at the forefront of scientific advancement.Our commitment to professional conduct is demonstrated through rigorous project documentation, transparent communication, and adherence to regulatory frameworks. With a track record of successful DA submissions and contamination remediation projects, we provide actionable insights that balance development needs with environmental protection. Our technical capabilities span acid sulfate soil assessments, salinity investigations, and wastewater system design, supported by state-of-the-art monitoring and reporting methodologies. Client testimonials consistently highlight our responsiveness, technical competence, and ability to deliver complex projects within regulatory timelines.
Services
On-site Wastewater Management
Contaminated Site Investigations
Acid Sulfate Soil Assessments
Salinity Investigations
Soil Classification
Details
- Year established: 2007
Highlights and features
- We offer 15+ years of specialist soil and groundwater expertise
- Our team includes CSAM-accredited contaminated land professionals
- We provide end-to-end DA submission support with 95% approval success rate
- Our scientists maintain active research partnerships with Australian universities
- We guarantee regulatory-compliant documentation within 14-day turnaround
Associations and certifications
- Soil Science Australia
- Australian Land and Groundwater Association (ALGA)
What people say
Fantastic job
Very helpful
Professional
Prompt response
Excellent report
Services
On-site Wastewater Management
Design and assessment of domestic and commercial wastewater systems for unsewered properties. Our engineers create council-compliant solutions incorporating soil absorption trenches, aerated treatment systems, and media filters. Services include site evaluations, system design, and validation testing for new builds and system upgrades.
Contaminated Site Investigations
Comprehensive Phase I and II environmental site assessments following national guidelines. Our CSAM-accredited team conducts soil and groundwater sampling, risk analysis, and remediation planning for industrial and residential developments requiring council approval or contamination clearance certificates.
Acid Sulfate Soil Investigations
Specialist assessment and management of acid sulfate soils in coastal NSW. We conduct preliminary and detailed site investigations, produce NSW-compliant management plans, and provide validation testing to ensure development compliance with environmental protection legislation and construction safety standards.
Salinity Investigations
Technical assessments for developments in saline-prone areas of Western Sydney. Our services include soil and groundwater testing for sulfate concentrations, concrete compatibility analysis, and engineering recommendations to mitigate corrosion risks in foundation construction and infrastructure projects.
Soil Assessment Reports
Detailed soil evaluations for rural subdivisions and development applications. Our reports include profile analysis, laboratory testing, and land use recommendations based on soil type, drainage characteristics, and environmental constraints for council submission purposes.
People
Brett Enman
Director | Chief Scientist
Environmental scientist with 15+ years' experience in soil chemistry and contaminated land management. Holds CPSS and CSAM accreditations. Specializes in acid sulfate soil assessments and wastewater system design for NSW development applications.
Dr Roy Lawrie
Senior Soil Scientist
Renowned soil chemist with extensive government advisory experience. Specializes in soil fertility assessment, groundwater contamination analysis, and environmental policy development. Maintains active research collaborations with Australian universities.
Tyler Brown
Environmental Consultant
Graduate environmental engineer with expertise in field data collection and wastewater system design. Currently pursuing Masters research on endangered Australian mammals while supporting DA submission projects across NSW.
Ella Davis
Environmental Consultant
Recent science graduate specializing in environmental data analysis and site assessment. Assists with report preparation and fieldwork for wastewater management and contamination investigation projects while completing Honours research on invasive species impacts.
Questions
What environmental services require council approval in NSW?
On-site wastewater systems, contaminated land remediation, acid sulfate soil management, and salinity assessments all require council approval under NSW environmental planning laws.
How long does a wastewater report take?
Standard reports are completed within 10-14 business days following site assessment, with urgent submissions accommodated where possible.
Do I need a soil assessment for rural subdivisions?
Yes, land capability assessments are mandatory for rural subdivisions in NSW to determine wastewater management requirements and soil suitability.
What contamination investigation stages exist?
Preliminary Site Investigation (desktop study and limited sampling) followed by Detailed Site Investigation if contamination risks are identified during initial assessment.
How are acid sulfate soils managed?
Management involves staged investigation, risk assessment, and implementation of mitigation measures outlined in NSW-compliant Acid Sulfate Soil Management Plans.