Company lists · Data verified August 2026

Top 25 Coal mining consultancy companies based in the United States

Name: Coal mining consultancy companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 143 companies tracked

There are 143 coal mining consultancy companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 2,777 professional contacts across them, including 1,104 with verified work emails and 712 with mobile numbers. Grand Junction is the largest hub.

This list covers coal mining consultancy companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

143Companies

2,777Contacts tracked

1,104Verified emails

712Mobile numbers

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The 25 largest coal mining consultancy companies based in the United States

Ranked by team size

Top 25 of 143 coal mining consultancy companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Cementation Americas	Sandy, UT	1,001-5,000	533	252
2	GMS Mine Repair & Maintenance	Bruceton Mills, WV	1,001-5,000	467	57
3	Deswik	Elko, NV	201-500	461	351
4	North American Coal	Plano, TX	1,001-5,000	311	110
5	AMPS	Denver, CO	51-200	86	61
6	Westward	Irving, TX	11-50	55	31
7	Miller Contracting Services, LLC	Evansville, IN	51-200	43	23
8	Burgex Mining Consultants	Sandy, UT	11-50	35	19
9	NISS	Kellogg, ID	51-200	30	12
10	Forte Dynamics	Fort Collins, CO	11-50	24	13
11	Geologic LLC	Marietta, GA	11-50	20	14
12	Bullock, Bennett & Associates	Bertram, TX	11-50	19	14
13	Itasca Denver	Lakewood, CO	11-50	19	11
14	Continental Placer INC	Laconia, NH	11-50	19	11
15	Florida Engineering And Design, INC Fedinc	Bartow, FL	11-50	17	6
16	Global Resource Engineering	Golden, CO	11-50	13	7
17	Sunstone Environmental Solutions	Reno, NV	11-50	12	7
18	Mcgehee Engineering Corp	Jasper, AL	11-50	11	3
19	Moyes & CO	Houston, TX	11-50	10	7
20	American Mine Services	Boulder, CO	51-200	10	2
21	Guardrail Mining, INC	Nashville, TN	11-50	10	1
22	Weir International, INC	Downers Grove, IL	11-50	9	5
23	Independent Mining Consultants, INC	Tucson, AZ	11-50	8	4
24	Lehigh Engineering, LLC	Pottsville, PA	11-50	7	6
25	Woods Process Services	Winnemucca, NV	11-50	7	5

Showing 25 of 143 coal mining consultancy companies based in the United States

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Coal mining consultancy companies based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

Grand JunctionLargest hub · 4 HQs

712Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Coal mining consultancy companies by metro

Metro	Companies
Coal mining consultancy companies in Grand Junction	4
Coal mining consultancy companies in Denver	3
Coal mining consultancy companies in Tucson	3
Coal mining consultancy companies in Salt Lake City	3
Coal mining consultancy companies in Golden	3
Coal mining consultancy companies in Centennial	3
Coal mining consultancy companies in Reno	2
Coal mining consultancy companies in Sparks	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “coal mining consultancy companies”, with match quality audited by blind human judging, and headquartered in the United States.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 5 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many coal mining consultancy companies are there based in the United States?

There are 143 coal mining consultancy companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Cementation Americas, headquartered in Sandy, tops this list with the largest team on record.

Which city has the most coal mining consultancy companies?

Grand Junction leads with 4 headquartered companies, followed by Denver (3) and Tucson (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,104 verified decision-maker contacts tracked across these 143 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.