DRILLING SERVICES

When the work is complex, YOUR drilling partner matters

Longyear delivers drilling services for mining, exploration, production, water, and specialized applications where method selection, safety, and field execution directly affect the result.

  • Since 1890

    More than a century of drilling experience.

  • 20M+ Hours LTI Free

    A global safety milestone earned across sites, regions, and shifts.

  • Surface & Underground

    Capability across exploration, production, water, and specialized applications.

  • Advanced Methods & Systems

    DTFR, Sonic, directional drilling, and specialized field applications.

  • Regional Field Teams

    Regional teams backed by broader operating experience.

WHEN LONGYEAR FITS

When Longyear is the right partner

Complex drilling programs require more than equipment on site. They require the right method, experienced crews, established safety systems, regional support, and the ability to adapt as conditions change.

Complex ground and uncertain subsurface conditions

When ground conditions are variable or difficult to predict, drilling performance depends on practical field judgment, the right method, and crews who understand how conditions change once work begins.

EXPLORE OUR APPROACH TO SAFETY >

Safety-sensitive environments

In active mines and demanding field environments, safety depends on planning, supervision, clear controls, and consistent execution across every shift.

EXPLORE OUR APPROACH TO SAFETY >

Production-critical drilling

When drilling accuracy, uptime, and coordination affect downstream production, delay and rework can disrupt the entire cycle. Longyear supports these programs with experienced crews, equipment readiness, and field coordination.

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High-value samples and technical data

Exploration and technical drilling programs depend on reliable data. Longyear supports work where core recovery, directional control, hydrology, instrumentation, or sample quality shape the next decision.

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Water, dewatering, and operating continuity

Water-related work can directly affect access, safety, production continuity, and mine planning. Longyear supports dewatering, water production, pump services, and related field applications.

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Regional mobilization and field support

Project success often depends on what happens before drilling starts: planning, mobilization, crew readiness, equipment alignment, and regional coordination.

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FIELD EXPERTISE

The people behind the performance

The method matters. So do the people carrying it into the field.

Longyear’s work is carried by drillers, supervisors, safety leaders, maintenance teams, technical specialists, and regional operations teams who understand what each program demands on site.

Ground conditions change. Access constraints shift. Production requirements change. The difference shows up in how crews plan, communicate, adapt, and execute safely under pressure.

That experience carries through every shift.

The people behind the performance

CAPABILITIES

Drilling capabilities for the work at hand

Longyear supports surface and exploration programs, underground operations, advanced drilling methods, and water-related services with crews, equipment, and technical support aligned to project requirements.

Surface & Exploration

Surface drilling programs support geological understanding, target definition, and project planning. Longyear provides surface coring, reverse circulation, rotary drilling, and related methods for exploration and technical drilling applications.

Typical applications

  • Core quality
  • Geological data
  • Program execution
  • Target definition
  • Method selection
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Underground

Underground drilling requires execution discipline in active mine environments where space, access, safety, and production continuity matter. Longyear supports underground coring, production drilling, grade control, and related applications.

Typical applications

  • Safety in active operations
  • Reliable geological data
  • Production support
  • Accuracy and repeatability
  • Reduced disruption
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Advanced Methods

Some projects require specialized methods to improve sample quality, control borehole direction, or meet specific technical objectives. Longyear supports Dual-Tube Flooded Reverse Circulation (DTFR), Sonic, directional, automation-enabled, and other specialized drilling applications.

Typical applications

  • Sample quality
  • Directional accuracy
  • Complex ground conditions
  • Instrumentation support
  • Specialized objectives
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Support Services

Mining operations often depend on support services beyond the hole itself. Longyear provides dewatering, water supply drilling, pump services, and related support for operational continuity.

Typical applications

  • Groundwater control
  • High-wall depressurization
  • Water production
  • Pump services
  • Operational continuity
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FIELD PERFORMANCE

Safety, execution, and technical capability in practice

From 20 million hours worked without an LTI to project delivery and specialized drilling applications, these examples reflect the work of Longyear crews and teams across sites, regions, and shifts.

20 Million Hours LTI Free

Safety and operational discipline

20 Million Hours LTI Free

A global safety milestone made possible by the crews and leaders who carry safety through every site and every shift.

View Case Study >
[Approved project or application]

Project delivery

[Approved project or application]

[One sentence covering the project challenge, Longyear’s approach, and the result.]

View Case Study >
[Approved method or application]

Technical application

[Approved method or application]

[One sentence explaining where the method was used and what it supported.]

EXPLORE TECHNICAL SUPPORT >

REGIONS

REGIONAL TEAMS WHERE THE WORK HAPPENS

Longyear teams support planning, mobilization, and field execution across key mining regions worldwide. Select the country closest to your project to explore local capabilities and connect with the appropriate regional team. Availability may vary based on project requirements, fleet readiness, local operating conditions, and timing.

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Regional teams where the work happens

Longyear teams support planning, mobilization, and field execution across key mining regions. Select a region to review available capabilities and connect with the team closest to your project.