Oil & Gas

Oil & Gas Solutions

Technical Expertise | Engineering & Project Delivery | Asset Optimisation | Strategy & Transformation

Next Harbour delivers integrated engineering, technical, operational and strategic consulting services across the oil and gas industry.

Our multidisciplinary capabilities span the entire asset lifecycle, from exploration and appraisal through field development, engineering design and project execution to production optimisation, asset management and decommissioning.

Combining technical expertise, engineering solutions, digital technologies and commercial insight, we support clients in improving asset performance, enhancing operational efficiency, managing risks and maximising long-term value.

From Rock to Market

Expertise at every stage. Value throughout the lifecycle.

Exploration & Appraisal → Development & Design → Project Execution → Production & Operations → Decommissioning & Repurposing

Next Harbour brings together subsurface engineering, project delivery, production technology, asset management and strategic advisory capabilities to support complex technical and commercial decisions throughout the oil and gas lifecycle.

Our Capabilities

  1. Subsurface & Field Development

Providing integrated subsurface and field development expertise to support reservoir evaluation, development planning and production performance.

Our capabilities span geoscience, reservoir engineering and production technology, combining technical analysis and advanced modelling to support informed development decisions and maximise resource value.

Key Services:

  • Geoscience and subsurface evaluation
  • Seismic processing and interpretation
  • Reservoir engineering and production technology
  • Dynamic reservoir modelling and simulation
  • Field development planning
  • Short-term and long-term production forecasting
 
 
  1. Engineering & Project Delivery

Supporting the successful delivery of oil and gas projects, from initial concept identification and feasibility assessment through engineering design, construction, commissioning and start-up.

Our approach integrates engineering expertise, structured project management and risk-based decision-making to support safe, efficient and commercially sound project outcomes.

Key Services:

  • Concept identification, screening and selection
  • Feasibility studies and technical evaluations
  • Front-End Engineering Design (FEED) and detailed engineering
  • Procurement and contracting support
  • Construction and installation management
  • Commissioning and start-up
  • Project management, risk management and technical assurance
 
  1. Production & Asset Optimisation

Delivering integrated engineering and operational solutions to enhance production performance, improve asset reliability and maximise the value of producing oil and gas assets.

By combining reservoir understanding, production surveillance and integrated system modelling, we support the identification of production opportunities, evaluation of operating constraints and implementation of asset optimisation strategies.

Key Services:

  • Integrated Production System Modelling (IPSM)
  • Production surveillance and forecasting
  • Production enhancement and optimisation
  • Reservoir and field management
  • Asset performance evaluation and improvement
  • Integrated production and operational decision support
 
  1. Subsea & Pipeline Solutions

Providing engineering and project delivery support for subsea developments, pipeline infrastructure and associated offshore facilities.

Our capabilities encompass the planning, engineering, installation and integrity management of subsea and pipeline systems, supporting operational reliability, infrastructure performance and safe asset management.

Key Services:

  • Subsea infrastructure and system engineering
  • Pipeline engineering and development
  • Construction and installation support
  • Inspection and integrity management
  • Subsea and pipeline asset management support
  • Decommissioning and repurposing support
 
  1. AI, Machine Learning & Digital Solutions

Integrating advanced analytics, artificial intelligence and machine learning with engineering expertise to improve technical decision-making, production performance and operational efficiency.

Our digital solutions focus on transforming complex technical and operational data into actionable insights, supporting predictive modelling, asset optimisation and more effective management of oil and gas operations.

Key Services:

  • Artificial intelligence and machine learning applications
  • Predictive modelling and advanced analytics
  • Data-driven production optimisation
  • Reservoir and asset performance analytics
  • Digital oilfield solutions
  • Workflow automation and digital transformation
 
  1. Strategy & Business Transformation

Combining engineering expertise with strategic and commercial insight to support organisational effectiveness, business performance and long-term value creation.

Our advisory capabilities help organisations assess opportunities, optimise operations, manage business challenges and align technical and operational priorities with broader strategic objectives.

Key Services:

  • Corporate and organisational strategy
  • Portfolio and investment strategy
  • Business transformation
  • Organisational effectiveness
  • Leadership development
  • Operational excellence
  • Reputational and crisis management
  • Business sustainability
 
 

Selected Project & Technical Experience

Our project experience draws on technical consulting assignments and the professional experience of our specialists across oil and gas field development, production optimisation, integrated asset management and carbon capture and storage.

The following examples demonstrate the application of engineering expertise, advanced analytical methods and multidisciplinary decision-making to complex energy projects.

  1. AI-Driven Gas Field Development & Production Optimisation

Artificial Intelligence | Reservoir Engineering | Production Optimisation

Delivered an integrated gas field development and optimisation study combining artificial intelligence, machine learning and advanced reservoir modelling to support field development decisions and identify production improvement opportunities.

The project integrated subsurface data, historical well performance and advanced analytical techniques to develop predictive productivity maps, evaluate drilling opportunities and assess alternative field development scenarios.

The work combined petroleum engineering expertise with data-driven modelling to improve reservoir understanding, support well targeting and identify opportunities to enhance production and injectivity performance.

Key Capabilities:

  • Artificial intelligence and machine learning
  • Reservoir modelling and simulation
  • Predictive productivity mapping
  • Field development and drilling optimisation
  • Production and injectivity assessment
  • Data-driven technical decision support

 
  1. Integrated Production Planning & Asset Performance Optimisation

Production Forecasting | Integrated Modelling | Asset Management

Delivered integrated production planning and performance assessments for a major offshore gas development, supporting operational planning, commercial decision-making and long-term asset performance.

The project integrated reservoir behaviour, well deliverability, production system constraints, facility capacities and operational assumptions into comprehensive production forecasts and asset performance evaluations.

Through multidisciplinary collaboration across subsurface, production engineering, operations and commercial functions, the work supported production planning, identification of operational constraints, assessment of production risks and evaluation of optimisation opportunities.

Key Capabilities:

  • Integrated Production System Modelling (IPSM)
  • Short-term and long-term production forecasting
  • Reservoir and well performance analysis
  • Production constraint and deferment assessment
  • Operational scenario evaluation
  • Integrated asset planning and decision support

 
  1. Carbon Capture & Storage: Technical Due Diligence & Risk Assessment

Carbon Capture & Storage | Subsurface Evaluation | Technical Assurance

Undertook technical due diligence and subsurface assessment for a major carbon capture and storage development, evaluating technical feasibility, project risks and investment considerations.

The work involved reviewing subsurface and project-related information to assess key technical considerations associated with geological CO₂ storage and the overall development.

The assessment integrated reservoir engineering principles, technical risk evaluation and project considerations to support informed decision-making and identify areas requiring further technical assurance.

Key Capabilities:

  • CCS technical due diligence
  • Subsurface and reservoir evaluation
  • Geological storage considerations
  • Technical risk identification and assessment
  • Project feasibility and assurance
  • Investment and strategic decision support

Research & Innovation

Next Harbour recognises the role of research, advanced technologies and collaboration in addressing complex engineering and operational challenges.

Our approach combines industry expertise with emerging analytical tools and innovative decision-making methodologies to support more efficient operations, improved technical performance and sustainable business outcomes.

Areas of interest include artificial intelligence, machine learning, integrated modelling, digital transformation and risk-informed engineering and investment decisions.

Integrated Expertise. Practical Solutions. Long-Term Value.

Next Harbour brings together technical engineering expertise, project delivery capabilities, operational insight and strategic consulting to support oil and gas developments and producing assets.

Our focus is on delivering practical, technically sound and commercially informed solutions that enhance asset performance, improve operational outcomes and create long-term value.

Explore Our Oil & Gas Services

For further details on our technical, engineering, operational and strategic capabilities, explore our brochure.

Download Oil & Gas Consulting Services Brochure

 Subsea & Pipeline 

At NextHarbour, our team brings decades of expertise in subsea systems, offshore pipelines, and large-scale energy infrastructure projects, spanning concept design, construction, inspection, and decommissioning.

We have successfully delivered projects across the full lifecycle:

  • Subsea Decommissioning & Recycling
    Led decommissioning campaigns for major offshore systems, including the Enfield Subsea System and Echo Yodel Pipeline, ensuring safe recovery, recycling, and environmentally responsible disposal of subsea infrastructure.
  • Pipeline Construction & Installation
    Delivered the 42” 1000km Browse Trunkline, one of the most complex pipeline coating and installation scopes in Australian waters (depths up to 550m).
    Oversaw pipeline installation for the Great Western Flank 2 Development, from concept select to FEED engineering, contract award, offshore installation, and start-up, completed below budget and ahead of schedule.
  • Subsea Construction & Flowlines
    Represented the operator during the OKHA FPSO 15km gas lift flowline replacement, including saturation diving campaigns with DOF Subsea.
  • Inspection & Integrity
    Delivered inline inspection (ILI) campaigns for existing pipelines, including onshore modifications and land access agreements to support ExxonMobil’s Bass Strait CCS project.
  • Technology & Innovation
    Advanced pipelay technologies and reeling methodologies for faster, more cost-efficient offshore pipeline delivery.
    Integrated AI and machine learning into offshore reservoir and asset planning—accelerating insights for subsea field development and long-term infrastructure resilience.
  • Strategic Leadership
    Partnered with governments, EPC firms, and joint venture operators to align large-scale subsea and pipeline projects with Net-Zero and ESG objectives, ensuring regulatory compliance and sustainable outcomes.

Project Management

We deliver complex energy projects on time, on budget, and with uncompromising standards for safety, quality, and sustainability. Our approach integrates technical excellence, stakeholder engagement, and strategic foresight to achieve operational and commercial success.

Our experience covers every stage of project delivery, from strategy to execution:

  • End-to-End Project Delivery
    Led major offshore and onshore energy projects, including Offshore Wind CRCP initiatives, CCS projects, and multi-billion-dollar pipeline and subsea developments. Oversaw full project lifecycle, from concept select, FEED, and tendering, to execution, commissioning, and handover.
  • Cross-Functional & Multi-Stakeholder Leadership
    Coordinated diverse teams across engineering, operations, and research institutions, aligning international contractors, government agencies, and JV partners. Delivered results through clear governance, risk management, and structured decision-making under uncertainty.
  • Strategic Planning & Capital Management
    Developed prioritization frameworks and investment strategies for complex infrastructure programs, balancing cost, schedule, and environmental outcomes. Enabled executive teams to make informed, data-driven decisions and sequence capital deployment effectively.
  • Digital & Innovation Integration
    Applied AI, machine learning, and advanced forecasting tools to optimize asset performance, improve project scheduling, and enhance operational efficiency. Supported long-term strategic planning through scenario modeling, risk-informed decision-making, and ESG-aligned execution strategies.
  • Health, Safety, and Sustainability Leadership
    Advocated for zero-incident project delivery and environmentally responsible operations. Embedded decarbonization and sustainability goals into project execution, including offshore and pipeline decommissioning, CO₂ reduction, and circular economy principles.
  • Performance Recognition
    Successfully delivered complex projects under challenging conditions, earning recognition for leadership, technical delivery, and cost-effective execution across multiple major energy assets.