Company lists · Data refreshed September 2026
Top 25 Coal mine engineering firms based in the United States
RevenueBase identified 162 company matches for coal mine engineering firms associated with the United States as of September 2026 and tracks 2,722 professional contacts across them, including 837 with verified work emails. Salt Lake City is the largest hub.
This list covers company matches for coal mine engineering firms associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest coal mine engineering firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 462 contacts → | ||||
Exact match “GMS Mine Repair & Maintenance is the North American leader in underground and surface mine contracting, maintenance and services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 196 contacts → | ||||
Exact match “Turner Mining Group is a full-service provider to the mining sector with operations throughout the United States.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 77 contacts → | ||||
Exact match “Mining & Environmental Services LLC provides specialized technical expertise, at a high level of excellence, to support our Clients throughout the full process cycle of…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 66 contacts → | ||||
Exact match “Tierra Group International, Ltd.(Tierra Group) was formed in January 2012 by Matt Fuller, CPG and Pete Kowalewski, P.E.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 65 contacts → | ||||
Exact match “Since 1943, BOYD mining consultants have provided advisory services to a diverse mix of domestic and international clientele: mining companies, investors, financial institutions…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 63 contacts → | ||||
Exact match “Krech Ojard & Associates Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 58 contacts → | ||||
Exact match “Exacore delivers Engineering, Procurement, and Construction (EPC) services for data mining infrastructure projects.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 56 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 54 contacts → | ||||
Exact match “Established in 2005, Dieffenbauch & Hritz (D&H) is YOUR local full service engineering firm located in OH, PA, NC, VA, and WV.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 52 contacts → | ||||
Exact match “CALL & NICHOLAS (CNI) is an international mining consulting firm that specializes in geological engineering, geotechnical engineering, and hydrogeology.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 52 contacts → | ||||
Exact match “FA Engineering provides personalized quality technical solutions.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 52 contacts → | ||||
Exact match “Redpath provides a full range of underground mining services to clients around the world including shaft sinking, mine development, contract mining, raiseboring, mechanized…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 46 contacts → | ||||
Exact match “Stout Excavating Group (SEG) and Stout Excavating Group Texas (SEGTX) is a premier mining and civil construction contractor delivering large-scale earthmoving, mine development…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 46 contacts → | ||||
Exact match “Canyon Construction is celebrating 40 years in Business.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 44 contacts → | ||||
Exact match “Summit Architects + Engineers exclusively offers Architecture, Interior Design, Civil Engineering, Surveying and Mine Permitting.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 43 contacts → | ||||
Exact match “Miller Contracting is a family-owned mine construction company headquartered in Southern Illinois, with branch offices in Elko, Nevada, and Evansville, Indiana.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 43 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 43 contacts → | ||||
Exact match “Since 2009, Industrial Ally, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 33 contacts → | ||||
Exact match “Morgan is a construction, mining, engineering, and management firm headquartered in Knoxville, TN.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 31 contacts → | ||||
Exact match “Welcome to: Cowin & Company, Inc- Mining Contractors and Engineers For three generations, Cowin & Company, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 30 contacts → | ||||
Exact match “CarWil provides innovative solutions to our customers problems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 30 contacts → | ||||
Exact match “Nasco Industrial Services & Supply (NISS) is a full-service mining supply and contract drilling and General Contracting Mining agency, built to serve the industries that make…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 27 contacts → | ||||
Exact match “Millcreek Engineering Company is a full service engineering firm specializing in heavy industrial and materials handling systems design, engineering and project/construction…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 25 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 24 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “coal mine engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 162 coal mine engineering firms based in the United States
See the full list, filter by size, metro and specialty, and access 837 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Coal mine engineering firms based in the United States at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 162 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “coal mine engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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
- Every displayed company carries at least one verified work email. RevenueBase tracks 837 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “coal mine engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many coal mine engineering firms are there based in the United States?
RevenueBase identified 162 company matches for coal mine engineering firms associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
GMS Mine Repair & Maintenance tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most coal mine engineering firms?
Salt Lake City leads with 4 company records, followed by Elko (3) and Lakewood (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 837 professional contacts with verified work emails tracked across these 162 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 162 coal mine engineering firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Coal mine engineering firms by geography
- Coal mine engineering firms based in Australia
- Coal mine engineering firms based in Brazil
- Coal mine engineering firms based in Canada
- Coal mine engineering firms based in Chile
- Coal mine engineering firms based in India
- Coal mine engineering firms based in Indonesia
- Coal mine engineering firms based in Peru
- Coal mine engineering firms based in South Africa
- Coal mine engineering firms based in Spain
- Coal mine engineering firms based in Türkiye
- Coal mine engineering firms based in the United Kingdom
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Coal mine engineering firms based in Australia
- Coal mine engineering firms based in Brazil
- Coal mine engineering firms based in Canada
- Coal mine engineering firms based in Chile
- Coal mine engineering firms based in India
- Coal mine engineering firms based in Indonesia
Company intelligence · public preview
Top 25 coal mine engineering firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 162 matching company records for coal mine engineering firms based in the United States, with 2,722 tracked contacts and 837 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 coal mine engineering firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  GMS Mine Repair & Maintenancegmsminerepair.comHQ: Mountain Lake Park, MD, United StatesReported employees: 1,001-5,000 | Mountain Lake Park, MD, United States | 1,001-5,000 | Exact match | 462 contacts → |
“GMS Mine Repair & Maintenance is the North American leader in underground and surface mine contracting, maintenance and services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Turner Mining Groupturnermining.comHQ: Bloomington, IN, United StatesReported employees: 201-500 | Bloomington, IN, United States | 201-500 | Exact match | 196 contacts → |
“Turner Mining Group is a full-service provider to the mining sector with operations throughout the United States.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  MES Miningminenv.comHQ: Sandy, UT, United StatesReported employees: 11-50 | Sandy, UT, United States | 11-50 | Exact match | 77 contacts → |
“Mining & Environmental Services LLC provides specialized technical expertise, at a high level of excellence, to support our Clients throughout the full process cycle of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Tierra Group International, LTDtierragroupinternational.comHQ: Lakewood, CO, United StatesReported employees: 11-50 | Lakewood, CO, United States | 11-50 | Exact match | 66 contacts → |
“Tierra Group International, Ltd.(Tierra Group) was formed in January 2012 by Matt Fuller, CPG and Pete Kowalewski, P.E.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  John T. Boyd Companyjtboyd.comHQ: Canonsburg, PA, United StatesReported employees: 51-200 | Canonsburg, PA, United States | 51-200 | Exact match | 65 contacts → |
“Since 1943, BOYD mining consultants have provided advisory services to a diverse mix of domestic and international clientele: mining companies, investors, financial institutions…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Krech Ojard & Associates, INCkrechojard.comHQ: Duluth, MN, United StatesReported employees: 51-200 | Duluth, MN, United States | 51-200 | Exact match | 63 contacts → |
“Krech Ojard & Associates Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Exacore, LLCexacore.comHQ: Plantation, FL, United StatesReported employees: 11-50 | Plantation, FL, United States | 11-50 | Exact match | 58 contacts → |
“Exacore delivers Engineering, Procurement, and Construction (EPC) services for data mining infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Engineering Analytics, INCenganalytics.comHQ: Fort Collins, CO, United StatesReported employees: 201-500 | Fort Collins, CO, United States | 201-500 | Exact match | 56 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Dieffenbauch & Hritz, LLCdandhengineers.com HQ: Morgantown, WV, United StatesReported employees: 51-200 | Morgantown, WV, United States | 51-200 | Exact match | 54 contacts → |
“Established in 2005, Dieffenbauch & Hritz (D&H) is YOUR local full service engineering firm located in OH, PA, NC, VA, and WV.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Call & Nicholascnitucson.comHQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 52 contacts → |
“CALL & NICHOLAS (CNI) is an international mining consulting firm that specializes in geological engineering, geotechnical engineering, and hydrogeology.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | FA Engineeringfaengr.com HQ: Pocatello, ID, United StatesReported employees: 51-200 | Pocatello, ID, United States | 51-200 | Exact match | 52 contacts → |
“FA Engineering provides personalized quality technical solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Redpath Groupredpathmining.comHQ: Sparks, NV, United StatesReported employees: Not recorded | Sparks, NV, United States | Not recorded | Exact match | 52 contacts → |
“Redpath provides a full range of underground mining services to clients around the world including shaft sinking, mine development, contract mining, raiseboring, mechanized…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Stout Excavating Groupstoutexcavating.net HQ: San Antonio, TX, United StatesReported employees: 501-1,000 | San Antonio, TX, United States | 501-1,000 | Exact match | 46 contacts → |
“Stout Excavating Group (SEG) and Stout Excavating Group Texas (SEGTX) is a premier mining and civil construction contractor delivering large-scale earthmoving, mine development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Canyon Constructioncanyonconstructionco.com HQ: Elko, NV, United StatesReported employees: 51-200 | Elko, NV, United States | 51-200 | Exact match | 46 contacts → |
“Canyon Construction is celebrating 40 years in Business.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Summit Architects Engineerssummit-ae.comHQ: Lexington, KY, United StatesReported employees: 11-50 | Lexington, KY, United States | 11-50 | Exact match | 44 contacts → |
“Summit Architects + Engineers exclusively offers Architecture, Interior Design, Civil Engineering, Surveying and Mine Permitting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Miller Contracting Services, LLCmillercontracting.usHQ: Carrier Mills, IL, United StatesReported employees: 51-200 | Carrier Mills, IL, United States | 51-200 | Exact match | 43 contacts → |
“Miller Contracting is a family-owned mine construction company headquartered in Southern Illinois, with branch offices in Elko, Nevada, and Evansville, Indiana.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  ACI Northwest, INCacinw.comHQ: Coeur D'alene, ID, United StatesReported employees: 51-200 | Coeur D'alene, ID, United States | 51-200 | Exact match | 43 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Industrial Ally, A Salas O'brien Companyindustrial-ally.com HQ: Chesterfield, MO, United StatesReported employees: 11-50 | Chesterfield, MO, United States | 11-50 | Exact match | 43 contacts → |
“Since 2009, Industrial Ally, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Morgan Companies, INCmorgan1.comHQ: Knoxville, TN, United StatesReported employees: 201-500 | Knoxville, TN, United States | 201-500 | Exact match | 33 contacts → |
“Morgan is a construction, mining, engineering, and management firm headquartered in Knoxville, TN.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cowin & Company, INCcowin-co.com HQ: Birmingham, AL, United StatesReported employees: 51-200 | Birmingham, AL, United States | 51-200 | Exact match | 31 contacts → |
“Welcome to: Cowin & Company, Inc- Mining Contractors and Engineers For three generations, Cowin & Company, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Carwil, LLCcarwil.com HQ: Winnemucca, NV, United StatesReported employees: 51-200 | Winnemucca, NV, United States | 51-200 | Exact match | 30 contacts → |
“CarWil provides innovative solutions to our customers problems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  NISSnissglobal.comHQ: Kellogg, ID, United StatesReported employees: 51-200 | Kellogg, ID, United States | 51-200 | Exact match | 30 contacts → |
“Nasco Industrial Services & Supply (NISS) is a full-service mining supply and contract drilling and General Contracting Mining agency, built to serve the industries that make…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Millcreek Engineering COmillcreekeng.comHQ: Salt Lake City, UT, United StatesReported employees: 11-50 | Salt Lake City, UT, United States | 11-50 | Exact match | 27 contacts → |
“Millcreek Engineering Company is a full service engineering firm specializing in heavy industrial and materials handling systems design, engineering and project/construction…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  American Coal Companynacoal.comHQ: Powhatan Point, OH, United StatesReported employees: 51-200 | Powhatan Point, OH, United States | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Tekko Enterprises INCtekkoinc.com HQ: Tooele, UT, United StatesReported employees: 11-50 | Tooele, UT, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 162 company matches
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Coal mine engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
162 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 162 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for coal mine engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many coal mine engineering firms did RevenueBase find based in the United States?
The saved snapshot records 162 matching company records, 2,722 tracked contacts and 837 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Coal mine engineering firms by geography
- Coal mine engineering firms based in Australia
- Coal mine engineering firms based in Brazil
- Coal mine engineering firms based in Canada
- Coal mine engineering firms based in Chile
- Coal mine engineering firms based in India
- Coal mine engineering firms based in Indonesia
- Coal mine engineering firms based in Peru
- Coal mine engineering firms based in South Africa
- Coal mine engineering firms based in Spain
- Coal mine engineering firms based in Türkiye
- Coal mine engineering firms based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 coal mine engineering firms based in the United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/coal-mine-engineering-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Coal mine engineering firms based in Australia
- Coal mine engineering firms based in Brazil
- Coal mine engineering firms based in Canada
- Coal mine engineering firms based in Chile
- Coal mine engineering firms based in India
- Coal mine engineering firms based in Indonesia
Company intelligence · public preview
Top 25 coal mine engineering firms based in the United States
RevenueBase records 162 matching company records for coal mine engineering firms based in the United States, with 2,722 tracked contacts and 837 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 coal mine engineering firms based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | GMS Mine Repair & Maintenancegmsminerepair.com HQ: Mountain Lake Park, MD, United StatesReported employees: 1,001-5,000 | Mountain Lake Park, MD, United States | 1,001-5,000 | Exact match | 462 contacts → |
“GMS Mine Repair & Maintenance is the North American leader in underground and surface mine contracting, maintenance and services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Turner Mining Groupturnermining.com HQ: Bloomington, IN, United StatesReported employees: 201-500 | Bloomington, IN, United States | 201-500 | Exact match | 196 contacts → |
“Turner Mining Group is a full-service provider to the mining sector with operations throughout the United States.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | MES Miningminenv.com HQ: Sandy, UT, United StatesReported employees: 11-50 | Sandy, UT, United States | 11-50 | Exact match | 77 contacts → |
“Mining & Environmental Services LLC provides specialized technical expertise, at a high level of excellence, to support our Clients throughout the full process cycle of…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tierra Group International, LTDtierragroupinternational.com HQ: Lakewood, CO, United StatesReported employees: 11-50 | Lakewood, CO, United States | 11-50 | Exact match | 66 contacts → |
“Tierra Group International, Ltd.(Tierra Group) was formed in January 2012 by Matt Fuller, CPG and Pete Kowalewski, P.E.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | John T. Boyd Companyjtboyd.com HQ: Canonsburg, PA, United StatesReported employees: 51-200 | Canonsburg, PA, United States | 51-200 | Exact match | 65 contacts → |
“Since 1943, BOYD mining consultants have provided advisory services to a diverse mix of domestic and international clientele: mining companies, investors, financial institutions…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Krech Ojard & Associates, INCkrechojard.com HQ: Duluth, MN, United StatesReported employees: 51-200 | Duluth, MN, United States | 51-200 | Exact match | 63 contacts → |
“Krech Ojard & Associates Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Exacore, LLCexacore.com HQ: Plantation, FL, United StatesReported employees: 11-50 | Plantation, FL, United States | 11-50 | Exact match | 58 contacts → |
“Exacore delivers Engineering, Procurement, and Construction (EPC) services for data mining infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Engineering Analytics, INCenganalytics.com HQ: Fort Collins, CO, United StatesReported employees: 201-500 | Fort Collins, CO, United States | 201-500 | Exact match | 56 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Dieffenbauch & Hritz, LLCdandhengineers.com HQ: Morgantown, WV, United StatesReported employees: 51-200 | Morgantown, WV, United States | 51-200 | Exact match | 54 contacts → |
“Established in 2005, Dieffenbauch & Hritz (D&H) is YOUR local full service engineering firm located in OH, PA, NC, VA, and WV.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Call & Nicholascnitucson.com HQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 52 contacts → |
“CALL & NICHOLAS (CNI) is an international mining consulting firm that specializes in geological engineering, geotechnical engineering, and hydrogeology.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | FA Engineeringfaengr.com HQ: Pocatello, ID, United StatesReported employees: 51-200 | Pocatello, ID, United States | 51-200 | Exact match | 52 contacts → |
“FA Engineering provides personalized quality technical solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Redpath Groupredpathmining.com HQ: Sparks, NV, United StatesReported employees: Not recorded | Sparks, NV, United States | Not recorded | Exact match | 52 contacts → |
“Redpath provides a full range of underground mining services to clients around the world including shaft sinking, mine development, contract mining, raiseboring, mechanized…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Stout Excavating Groupstoutexcavating.net HQ: San Antonio, TX, United StatesReported employees: 501-1,000 | San Antonio, TX, United States | 501-1,000 | Exact match | 46 contacts → |
“Stout Excavating Group (SEG) and Stout Excavating Group Texas (SEGTX) is a premier mining and civil construction contractor delivering large-scale earthmoving, mine development…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Canyon Constructioncanyonconstructionco.com HQ: Elko, NV, United StatesReported employees: 51-200 | Elko, NV, United States | 51-200 | Exact match | 46 contacts → |
“Canyon Construction is celebrating 40 years in Business.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Summit Architects Engineerssummit-ae.com HQ: Lexington, KY, United StatesReported employees: 11-50 | Lexington, KY, United States | 11-50 | Exact match | 44 contacts → |
“Summit Architects + Engineers exclusively offers Architecture, Interior Design, Civil Engineering, Surveying and Mine Permitting.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Miller Contracting Services, LLCmillercontracting.us HQ: Carrier Mills, IL, United StatesReported employees: 51-200 | Carrier Mills, IL, United States | 51-200 | Exact match | 43 contacts → |
“Miller Contracting is a family-owned mine construction company headquartered in Southern Illinois, with branch offices in Elko, Nevada, and Evansville, Indiana.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ACI Northwest, INCacinw.com HQ: Coeur D'alene, ID, United StatesReported employees: 51-200 | Coeur D'alene, ID, United States | 51-200 | Exact match | 43 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Industrial Ally, A Salas O'brien Companyindustrial-ally.com HQ: Chesterfield, MO, United StatesReported employees: 11-50 | Chesterfield, MO, United States | 11-50 | Exact match | 43 contacts → |
“Since 2009, Industrial Ally, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Morgan Companies, INCmorgan1.com HQ: Knoxville, TN, United StatesReported employees: 201-500 | Knoxville, TN, United States | 201-500 | Exact match | 33 contacts → |
“Morgan is a construction, mining, engineering, and management firm headquartered in Knoxville, TN.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cowin & Company, INCcowin-co.com HQ: Birmingham, AL, United StatesReported employees: 51-200 | Birmingham, AL, United States | 51-200 | Exact match | 31 contacts → |
“Welcome to: Cowin & Company, Inc- Mining Contractors and Engineers For three generations, Cowin & Company, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Carwil, LLCcarwil.com HQ: Winnemucca, NV, United StatesReported employees: 51-200 | Winnemucca, NV, United States | 51-200 | Exact match | 30 contacts → |
“CarWil provides innovative solutions to our customers problems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | NISSnissglobal.com HQ: Kellogg, ID, United StatesReported employees: 51-200 | Kellogg, ID, United States | 51-200 | Exact match | 30 contacts → |
“Nasco Industrial Services & Supply (NISS) is a full-service mining supply and contract drilling and General Contracting Mining agency, built to serve the industries that make…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Millcreek Engineering COmillcreekeng.com HQ: Salt Lake City, UT, United StatesReported employees: 11-50 | Salt Lake City, UT, United States | 11-50 | Exact match | 27 contacts → |
“Millcreek Engineering Company is a full service engineering firm specializing in heavy industrial and materials handling systems design, engineering and project/construction…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | American Coal Companynacoal.com HQ: Powhatan Point, OH, United StatesReported employees: 51-200 | Powhatan Point, OH, United States | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Tekko Enterprises INCtekkoinc.com HQ: Tooele, UT, United StatesReported employees: 11-50 | Tooele, UT, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 162 company matches
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Coal mine engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
162 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 162 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for coal mine engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many coal mine engineering firms did RevenueBase find based in the United States?
The saved snapshot records 162 matching company records, 2,722 tracked contacts and 837 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 coal mine engineering firms based in the United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/coal-mine-engineering-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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