Our Services

Keith&Kelsey Consultancy PLC provides end-to-end technical services across the mining value chain — from the first regional desktop study through to Life-of-Mine planning and operational support.

We render focused advice and solutions to the global mining and exploration industry, guided by a commitment to technical excellence, quality and integrity across everything we deliver. Our services are tailored to the specific needs of each client, each deposit and each stage of project development.

Exploration and Exploration Management

From Target Generation to Drill-Ready, Bankable Projects

We unlock mineral value through technically robust, cost-effective and compliant exploration programs. We specialise in gold exploration and provide expert services across lithium, base metals, PGM and industrial minerals throughout Africa and globally.

With a team of experienced geologists, project managers and Qualified Persons, we manage the entire exploration lifecycle — from greenfield target generation to JORC and NI 43-101 resource definition.

Project Generation and Targeting

Regional geological reviews and prospectivity analysis
GIS, remote sensing and satellite imagery interpretation
Airborne and ground geophysics: magnetics, IP, EM, radiometrics
Systematic geochemical sampling: soil, stream sediment, rock chip
Drill target definition for orogenic gold, intrusion-related and VMS systems

Field Exploration Management

Geological mapping from 1:50,000 to 1:1,000 scale
Grid establishment, surveying and tenement pegging
Trenching, pitting and channel sampling
Full HSEC management and community liaison
Drill program supervision: RC, diamond and air-core

Drilling and QAQC Management

Contractor selection, tendering and site supervision
Core logging, photography and cutting with gold-specific protocols
Sample chain of custody and accredited laboratory management
QAQC: certified standards, blanks and duplicates to meet JORC 2012, NI 43-101 and SAMREC
Real-time progress and cost reporting

Data Management and 3D Modelling

Database design and validation: acQuire, Datashed, SQL
3D geological and structural modelling: Leapfrog Geo, Micromine, Vulcan
Geostatistical analysis and domain interpretation
Geophysical and geochemical data integration
Technical documentation and due diligence support

Technical Reporting and Resource Development

Exploration Results and Mineral Resource reporting to JORC, NI 43-101 and SAMREC
Competent Person and Qualified Person oversight
Scoping and technical studies support
Monthly, quarterly and board-level reporting
Mergers, acquisitions and farm-in or farm-out technical due diligence

Exploration Project Management

Budgeting, procurement and scheduling
Permitting support and regulatory compliance
Stakeholder engagement and social licence management
Risk assessment and mitigation
Handover to feasibility and development teams

Mineral Resource Estimation and Reserves

JORC, NI 43-101 and SAMREC Compliant Reporting You Can Bank On

Accurate resource and reserve estimation is the foundation of every successful mining project. We deliver defensible, audit-ready Mineral Resource Estimates and Ore Reserve Statements that meet international standards and investor expectations.

Our team of Competent Persons and Qualified Persons has experience across gold, lithium, base metals, PGM and industrial minerals in complex geological settings across Africa and globally. We bridge the gap between exploration data and bankable feasibility.

Mineral Resource Estimation

Database validation, compositing and QAQC review
Geological modelling and domain interpretation: Leapfrog Geo, Micromine, Vulcan
Variography, geostatistics and grade estimation: OK, IDW, MIK
Block model creation, classification and validation
Reporting to JORC 2012, NI 43-101 and SAMREC standards
Independent Technical Reports and Competent Persons Reports for IPO, M&A and financing

Ore Reserve Estimation and Modifying Factors

Pit optimisation: Whittle, NPV Scheduler
Mine design: open pit and underground
Geotechnical, hydrological and metallurgical inputs
Application of modifying factors: mining, processing, economic, marketing, legal, environmental and social
Ore Reserve Statements and Life-of-Mine schedules
Risk and sensitivity analysis

Model Audit and Peer Review

Third-party audit of existing resource and reserve models
QAQC data review and twin hole analysis
Classification and methodology review
Gap analysis against JORC, NI 43-101 and SAMREC requirements
Recommendations to de-risk and upgrade categories

Due Diligence Support

Grade Control and Reconciliation

Our Methodology

Validate — Verify drilling, assay and survey data integrity
Model — Build robust geological and grade models
Estimate — Apply appropriate estimation methods with full geostatistics
Classify — Apply confidence levels: Measured, Indicated, Inferred
Report — Deliver compliant, transparent and auditable reports

Mine Planning, Design and Optimisation

Maximising Value, Minimising Risk, Delivering Bankable Mine Plans

A great resource is only valuable with a great mine plan. We transform geological models into practical, profitable and safe mining operations.

Our mine planning team delivers technically sound and economically optimised solutions for open pit and underground gold and multi-commodity projects, from scoping through to detailed design and Life-of-Mine scheduling. We plan mines that work in the real world — on time, on budget and compliant with international standards.

Conceptual and Scoping Studies

Pit shell optimisation and high-level mine design
Conceptual production scheduling and CAPEX and OPEX estimates
Infrastructure layout and access planning
Fatal flaw analysis and go or no-go decisions
Support for PEA and Scoping Study reports

Mine Design

Open pit: pit limits, phased designs, haul roads, waste dumps, drainage
Underground: access declines, levels, stoping methods, backfill design
Geotechnical and hydrogeological design inputs
Surface infrastructure: ROM pads, workshops, tailings facilities
Designs compliant with local regulations and international best practice

Mine Planning and Optimisation

Ultimate pit optimisation using Whittle
Phase and pushback design for optimal NPV
Production scheduling: short, medium and long-term
Equipment selection and fleet sizing
Strip ratio, cut-off grade and blending strategy optimisation
NPV, IRR and sensitivity analysis

Underground Mine Planning

Scheduling and Execution Support

Life-of-Mine and 5-year strategic schedules
Monthly and weekly tactical planning
Mine-to-mill reconciliation and plan versus actual reporting
Budget planning and cost control
Risk analysis and mitigation planning

Technical Reporting

Environmental and Compliance Services

We provide technological services in the environmental sector to national and regional stakeholders, helping industry enhance the environmental performance of its products and services in both local and international markets.

Our environmental services include:

Environmental Impact Assessments (EIA) and environmental auditing
Air pollution and emissions management: generators, stacks, boilers and dust assessments
Landfill designs, waste and water treatment facility designs, monitoring and management
Land reclamation advisory, bioremediation of polluted lands and mine rehabilitation plans
RECP audits and the implementation of RECP activities and technologies in industry
Systems development and implementation: ISO 14001, ISO 45001 and ISO 9001

We strive to establish and maintain close, permanent partnerships with industry in areas of mutual benefit, including collaborative research, expert services and training in the environmental field.

Standards, Software and Capability

Reporting Standards

JORC 2012 | NI 43-101 | SAMREC | Applicable local regulatory codes

Software

Project Stages

Scoping | Pre-Feasibility | Feasibility | Operational Support | Closure

Ready to Advance Your Project?

Whether you have a greenfield licence, a resource needing an independent audit, or an existing project requiring a bankable mine plan, our team is ready to help. Get in touch with us to discuss your requirements.