NAICS 2131

Support Activities for Mining

Support activities for mining (NAICS 2131): Specialized services enabling mining operations including exploration, site prep, and mine development.

Industry at a Glance

Sector-wide aggregates across all businesses classified under NAICS 2131 (2017 classification frame). For specific sub-industries within this sector, see the individual reports below.

Employment
288K
US Census CBP · 2023 · NAICS 2017
Establishments
12K
US Census CBP · 2023 · NAICS 2017
Annual Payroll
$29.9B
US Census CBP · 2023 · NAICS 2017
Avg Annual Wage
$103,587
Derived from US Census CBP · 2023 · NAICS 2017
Market Size
$94.3B
US Census Economic Census · 2022 · NAICS 2017

Industry Overview

Support activities for mining (NAICS 2131) encompasses specialized services and activities that enable mining operations to function effectively. This industry group includes establishments primarily engaged in providing support services to mining operations, such as mine site preparation, shaft sinking, mineral exploration drilling, mine surveying, and other related activities. These support services are essential to the mining industry's ability to extract minerals efficiently and safely, forming a critical component of the broader mining supply chain and serving as an intermediary between equipment manufacturers and active mining operations.

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Industry Trends

01

Increased adoption of advanced drilling technologies and automation is improving efficiency in exploration and mine site preparation activities.

02

Growing demand for environmental remediation and reclamation services reflects stricter regulatory requirements and corporate sustainability commitments.

03

Digital technologies including drones, LiDAR, and technology-enabled geological mapping are transforming mineral exploration and survey capabilities.

04

Consolidation among support service providers is creating larger firms capable of managing complex, multi-phase mining projects across all phases.

05

Rising focus on worker safety through specialized training, equipment upgrades, and compliance services is reshaping service offerings across the sector.

Industries

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Frequently Asked Questions

What is NAICS 2131? ▾
NAICS 2131 classifies establishments providing support services directly to mining operations. This includes mine site preparation, shaft and underground development, mineral exploration drilling, mine surveying, and other specialized services required before and during active mining. These activities are distinct from the actual extraction of minerals but essential to enabling extraction operations.
How do support mining services differ from actual mining operations? ▾
While mining operations (NAICS 2121-2123) focus on extracting and processing minerals, support activities (NAICS 2131) provide the preparatory and ancillary services needed for extraction. This includes geological surveying, exploration drilling, site preparation, shaft development, and maintenance services that enable miners to operate efficiently and safely.
What geographic regions have the strongest concentration of mining support activities? ▾
Mining support services concentrate in regions with significant mining operations, particularly in the Mountain West (Montana, Colorado, Wyoming), Texas, Alaska, Minnesota, and the Appalachian region. The location of these support businesses typically follows active mining sites and mineral exploration areas.
How do commodity price cycles affect the mining support services industry? ▾
Mining support services experience significant cyclicality driven by commodity prices. During upswings when mining companies expand operations and exploration, demand for support services surges; conversely, during downturns, investment in mine development and exploration declines sharply, reducing demand for these specialized services.
What skills and certifications are most important in mining support services? ▾
The industry requires specialized expertise in geology, surveying, drilling operations, and mining engineering. Workers typically need certifications in mine safety, heavy equipment operation, and specialized skills in techniques like directional drilling and underground surveying. Professional credentials such as Professional Engineer (PE) designations are common among technical staff.

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