8 boreholes completed across a former industrial site in South Western Sydney in 2 days. Strict decontamination between every borehole. Sample integrity maintained throughout.
Environmental Drilling Subcontractor for Consultants in Sydney & NSW
TerraForma Drilling is an environmental drilling subcontractor supporting environmental consultants across Sydney and NSW. We complete drilling, bore installation, and field support in accordance with your environmental investigation programme, while your team retains control of sampling protocols, interpretation, reporting, and client communication.
We Drill. You Manage the Investigation.
TerraForma works as a dedicated environmental drilling subcontractor for consultants managing contaminated land assessments, Phase 2 Detailed Site Investigation (DSI), groundwater investigations, and monitoring programmes.
Environmental consultants across Greater Sydney — Marrickville, Alexandria, Bankstown, and beyond — rely on TerraForma Drilling to complete Phase 2 DSI and contaminated land drilling on constrained sites, to their exact specifications, without overstepping into assessment or reporting.
We complete the drilling scope according to your investigation requirements, maintain clear communication throughout field operations, and provide transparent pricing with no hidden costs. Your team retains ownership of the environmental assessment, reporting, and client relationship.

Built for Complex Environmental Investigation Programmes
- Tight-access sites
- Operating industrial facilities
- Contaminated land investigations
- Phase 2 DSI programmes
- Groundwater monitoring projects
- Regional NSW mobilisation
Field Delivery Aligned With Your Investigation Requirements
Drilling support for contaminated land investigations, Phase 2 DSI drilling, and environmental site investigations completed to your programme requirements.

A Subcontractor That Follows Your Site Requirements
Environmental drilling completed to your investigation plans and site-specific requirements.
Support for consultant-managed sampling procedures and chain-of-custody protocols.
Well-maintained drilling equipment with maintenance records available on request.
ISO 9001, ISO 14001, and ISO 45001 certified management systems.
SWMS, safety documentation, and project compliance records available when required.
24-hour mobilisation across Greater Sydney and responsive support throughout NSW.
From Investigation Scope to Field Handover
Send Your Investigation Programme
Provide your drilling locations, required depths, environmental objectives, access details, and site requirements.
Quote & Mobilisation
We review your scope, provide a clear quote, complete required site preparation activities, and mobilise suitable equipment.
Environmental Drilling & Field Support
Our team completes drilling, monitoring bore installation, and agreed field activities in accordance with your programme and site requirements.
Site Information & Project Completion
Field records, bore construction details, and relevant project information are handed directly to your nominated contact. Your team retains responsibility for environmental assessment, interpretation, and reporting.
We Support Your Investigation. We Do Not Replace It.
We Never Compete With Your Consultancy
TerraForma does not provide environmental assessments, reports, or recommendations. We operate as your drilling subcontractor while you maintain control of your client relationship.
Built for Complex Site Conditions
Our ute-mounted drilling platform allows access to constrained sites, operating facilities, and locations where larger conventional drilling rigs may have access limitations.
Environmental Investigation Experience
We understand the field requirements of contaminated land investigations, Phase 2 DSI programmes, and groundwater monitoring projects.
Certified, Compliant, and Ready
Our ISO-certified systems, documented maintenance, and WHS processes support projects with strict environmental and safety requirements.
Typical Environmental Investigation Programmes We Support
Need a Drilling Team That Works as Part of Your Environmental Consultancy?
Stay focused on your environmental assessment while TerraForma handles the drilling, monitoring, bore installation, and field support required to keep your investigation moving.
Common Questions
No. TerraForma acts solely as an environmental drilling subcontractor. We complete drilling and field support activities while environmental consultants remain responsible for sampling interpretation, contamination assessment, reporting, and recommendations.
Yes. We complete Phase 2 DSI drilling according to your investigation plan, required bore locations, depths, and environmental field requirements.
Yes. We provide groundwater well and piezometer installation for groundwater investigations and environmental monitoring programmes in accordance with consultant specifications.
Yes. Our purpose-built ute-mounted drilling platform allows environmental drilling on constrained urban sites, operating facilities, and locations where larger conventional rigs may have access limitations.