Our services

Full Project Lifecycle Support: Integrated Underground Injection, Energy & Carbon Storage Engineering

Our multidisciplinary approach delivers seamless project execution from initial feasibility through operational success, integrating specialized UIC expertise with hydrogen, natural gas, NGL storage, and carbon capture storage experience.

Core Technical Capabilities:

Project Management – Complete oversight for Class I-VI well projects and underground disposal operations
Safety & Quality Management – Industry-leading HSE protocols for CCUS and injection operations
Procurement Services – Specialized sourcing for injection well equipment and monitoring systems
Subsurface Characterization – Advanced geology, geophysics, rock mechanics, and hydrogeological evaluation
Engineering & Design – Reservoir analysis, process engineering, wellbore design, and underground facility development
EPA Regulatory Strategy – Class VI permit preparation, UIC compliance, and federal agency coordination

Complete services from subsurface site evaluation and feasibility studies through EPA permit acquisition, facility construction, operational monitoring, and long-term closure management—strategically designed for optimal injection performance and environmental protection.

Geostock Sandia - Underground Storage and Injection Facilities

We offer a complete range of services throughout the entire cycle of injection and storage projects

Our technical expertise extends across continents and decades. For more than 50 years, we have led the way in underground storage. Today, we offer a complete range of services throughout the entire cycle of injection and storage projects. From siting and feasibility studies to the operation and closure of facilities, we provide services for each phase of a project — all tailored to cost effectively meet the needs of our customer.

Development Phase: Comprehensive Development Services from Site Selection to Regulatory Approval

Built on our owner-operator foundation, we solve complex underground storage challenges by mitigating geological risks and reducing regulatory cost exposure.

Development Expertise:

Site Selection – Geological characterization and subsurface evaluation for optimal placement
Feasibility Studies – Comprehensive technical and economic analysis
Technology Assessment – Advanced evaluation of carbon capture, injection, and sequestration technologies
Regulatory Support – Class VI permit applications, UIC regulatory strategy, and federal approvals
Economic Evaluations – Cost-benefit analysis and financial modeling
Due Diligence – Technical risk assessment and regulatory compliance evaluation

Downloadable PDF of Development services

Screening & Selection Phase: Expert Site Screening & Carbon Sequestration Selection Services

Specialized geology and subsurface engineering ensure optimal site identification and technical validation for injection wells and geological CO2 sequestration facilities.

Screening Services:

Subsurface Surveys – Advanced characterization for optimal injection well placement and carbon storage capacity
FEED Studies – Detailed technical planning for injection well construction and CO2 sequestration development
Risk Assessments – Comprehensive geological, regulatory, and operational risk analysis
Permitting & Compliance – Strategic regulatory planning and Class VI permit application preparation
Contracting Strategy – Specialized procurement planning for drilling, completion, and facility construction
Bid Evaluation – Expert contractor selection and technical proposal assessment
Execution Planning – Comprehensive project management strategy

Downloadable PDF Screening & Sequestration

Planning, Design & Execution Phase: Complete Well Design & Project Execution Services

Experienced engineering teams deliver comprehensive implementation services for Class I-VI injection wells and geological CO2 sequestration facilities.

Implementation Services:

Detailed Engineering – Complete technical design for injection wells, carbon sequestration facilities, and disposal systems
Specialized Procurement – Strategic sourcing of equipment, CO2 monitoring systems, and facility components
Construction Management – Expert oversight of facility construction, wellbore installation, and infrastructure development
Drilling & Completions – Specialized drilling supervision and completion services
Field Supervision – On-site management of injection well operations and carbon storage installations
Facility Commissioning – Complete startup and operational testing

Downloadable PDF of UIC Class I Services

Operations & Maintenance Phase: Long-Term Operations & Facility Maintenance Services

Once operational, we provide comprehensive long-term support ensuring optimal performance, regulatory compliance, and asset longevity.

Operational Support:

Asset Integrity Management – Mechanical integrity testing (MIT), wellbore monitoring, and integrity assurance programs
Asset Optimization – Performance enhancement for injection wells and CO2 storage operations
Operations & Maintenance – Full-service operational support for Class I-VI injection wells and monitoring
Decommissioning & Closure – Complete facility shutdown with environmental protection and regulatory compliance
Well Plugging & Abandonment – Specialized closure ensuring permanent isolation and groundwater protection
EPA Permit Compliance – Ongoing regulatory compliance management, quarterly reporting, and permit maintenance