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NAICS Code· 423520

NAICS 423520: Coal and Other Mineral and Ore Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of coal, coke, metal ores, and/or nonmetallic minerals (except precious and semiprecious stones and minerals used in construction, such as sand and gravel). Cross-References. Establishments primarily engaged in--Show more

NAICS 423520 – Coal and Other Mineral and Ore Merchant Wholesalers encompasses the wholesale distribution of coal, metallic ores, nonmetallic minerals, and related bulk materials to industrial, commercial, and government end-users. This sector serves as a critical link in the supply chain for energy generation, metallurgical processing, construction, and industrial manufacturing, where bulk mineral commodities are procured in large volumes and delivered via rail, truck, or barge.

16
Active Contracts
3
Median Bidders per Award
+0.0%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 423520.

AI Industry Description

NAICS 423520 – Coal and Other Mineral and Ore Merchant Wholesalers encompasses the wholesale distribution of coal, metallic ores, nonmetallic minerals, and related bulk materials to industrial, commercial, and government end-users. This sector serves as a critical link in the supply chain for energy...

NAICS 423520 – Coal and Other Mineral and Ore Merchant Wholesalers encompasses the wholesale distribution of coal, metallic ores, nonmetallic minerals, and related bulk materials to industrial, commercial, and government end-users. This sector serves as a critical link in the supply chain for energy generation, metallurgical processing, construction, and industrial manufacturing, where bulk mineral commodities are procured in large volumes and delivered via rail, truck, or barge. In government contracting, this NAICS supports missions requiring fuel for military installations, mining operations on federal lands, infrastructure projects involving aggregate materials, and specialized industrial applications within defense and energy sectors. Merchant wholesalers in this space typically act as intermediaries between miners and end-use customers, managing logistics, inventory, and regulatory compliance for hazardous and bulk commodities. No contractor data is available for this NAICS code, indicating limited or fragmented contracting activity, with no dominant primes or small businesses emerging as consistent award recipients. The competitive landscape appears sparse, suggesting that procurement may be handled through direct purchases, blanket purchase agreements, or integrated into broader construction and energy contracts under other NAICS codes. No agency data is available, though demand likely originates from agencies managing federal lands, military base operations, or energy infrastructure, such as the Department of the Interior, Department of Defense, or U.S. Army Corps of Engineers. Procurement is likely opportunistic, tied to specific project needs rather than recurring annual requirements. The market context reflects low opportunity density for dedicated contracting, with most mineral procurement occurring through non-competitive channels or bundled under broader industrial supply contracts. Contractors seeking entry should focus on niche applications, such as specialized coal for naval fuel or ore for defense-related metallurgy, and consider partnering with larger primes in energy or construction sectors to access federal opportunities indirectly.

Small Business Size Standard

The SBA threshold that decides who can bid NAICS 423520 work as a small business.

200 employees
Applies to the whole industry code

The SBA cap for this NAICS (13 CFR 121.201). A business at or under it can self-certify as small for work in this code, which is what makes it eligible for a small-business set-aside. The cap is set per NAICS, so the same company can be small in one code and not in another.

13 CFR 121.201, effective January 1, 2026. The SBA revises the table roughly once a year.

Competition

How many companies historically bid on federal awards in NAICS 423520, from bidder counts reported on USAspending.

Moderate Competition

Median 3-5 bidders per reported award. · 575 reported awards

Median Bidders

3

Per reported award, all-time

Single-Bid Awards

30%

Share of reported awards with one bidder

10+ Bidder Awards

33%

Share of reported awards with 10+ bidders

Reported Awards

575

94% of 611 total awards

Bidder Count Distribution by Fiscal Year

Share of reported awards in each bidder-count bracket per federal fiscal year.

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
423520This Code
Coal and Other Mineral and Ore Merchant Wholesalers
Moderate Competition330%
57594% of 611
42352NAICS Industry
Moderate Competition330%
57594% of 611
4235Industry Group
Metal and Mineral (except Petroleum) Merchant Wholesalers
Fewer Bidders234%
10,02493% of 10,729
423Subsector
Fewer Bidders224%
4,646,33738% of 12,317,116
42Sector
Wholesale Trade
Moderate Competition318%
7,852,24141% of 19,092,105

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to Coal and Other Mineral and Ore Merchant Wholesalers, by shared sector, subsector, and industry group.

Metal Service Centers and Other Metal Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of p...
423510Same Industry GroupHigh Similarity

Automobile and Other Motor Vehicle Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of n...
423110Same SubsectorMedium Similarity

Motor Vehicle Supplies and New Parts Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of m...
423120Same SubsectorMedium Similarity

Tire and Tube Merchant Wholesalers

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423130Same SubsectorMedium Similarity

Motor Vehicle Parts (Used) Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of u...
423140Same SubsectorMedium Similarity

Furniture Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of f...
423210Same SubsectorMedium Similarity

Home Furnishing Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of h...
423220Same SubsectorMedium Similarity

Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

This industry comprises establishments primarily engaged in the merchant wholesale distribution of l...
423310Same SubsectorMedium Similarity

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NAICS 423520 FAQ

Frequently Asked Questions

NAICS code 423520 covers Coal and Other Mineral and Ore Merchant Wholesalers. This industry comprises establishments primarily engaged in the merchant wholesale distribution of coal, coke, metal ores, and/or nonmetallic minerals (except precious and semiprecious stones and minerals used in construction, such as sand and gravel). Cross-References. Establishments primarily engaged in--

Recently Posted in Coal and Other Mineral and Ore Merchant Wholesalers

NAICS: 423520
International
RFQ 6521-0126 SUPPLY AND DELIVERY OF BULK WINTER ROAD SALT
Solicitation # 6521-0126
The Resort Municipality of Whistler issued RFQ 6521-0126 for the supply and delivery of bulk winter road salt, specifically Sodium Chloride Type I, Grade 1, conforming to ASTM Standard Specification D632 and approved by MOT and PNS. The contract involves an estimated annual quantity of 400 MT, with a guaranteed minimum purchase of 80 percent and a requirement for the supplier to provide up to 150 percent of that estimate at the quoted price. All salt must be available by October 15, 2026, and delivered to the RMOW Public Works Yard. Quotations must be submitted in Canadian funds using D.D.P. Incoterms 2010, with a response deadline of October 13, 2026. Operational requirements mandate the use of a dump truck and transfer trailer configuration capable of delivering 35 to 40 MT per load, with all shipments fully tarped to prevent moisture and environmental shedding. The supplier must ensure re-supply within 24 hours upon request, seven days a week. Mandatory documentation includes numbered delivery tickets and Material Safety Data Sheets for WHMIS compliance. The successful contractor must maintain Commercial General Liability, Automobile Liability, and WorkSafe BC insurance, naming the RMOW as an additional insured. Payment terms are net 30 days, though the RMOW reserves the right to a 10 percent builder's lien holdback for on-site work.
Resort Municipality of Whistler

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