Company lists · Data refreshed October 2026
Top 25 Mining assay services based in the United States
RevenueBase identified 59 company matches for mining assay services associated with the United States as of October 2026 and tracks 641 professional contacts across them, including 188 with verified work emails. Sparks is the largest hub.
This list covers company matches for mining assay services 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 October 18, 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 mining assay services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 93 contacts → | ||||
Exact match “Bridging the gap between geology and engineering.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 2 | 57 contacts → | ||||
Exact match “Since 1980, ACZ Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 3 | 37 contacts → | ||||
Exact match “Brooks Applied Labs was formed in 2015 through the merger of the two industry-leaders in the field of specialty trace metals analysis and metals speciation: Brooks Rand Labs &…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 4 | 35 contacts → | ||||
Exact match “Since 1972, Kappes, Cassiday & Associates (KCA) has provided process metallurgical services to the international mining industry.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 5 | 31 contacts → | ||||
Exact match “Behre Dolbear is one of the oldest mineral industry advisory firms in the world continuously operating since 1911.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 6 | 26 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 7 | 26 contacts → | ||||
Exact match “Skyline Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 8 | 24 contacts → | ||||
Exact match “The Paragon Management team has over 100 years of combined experience working with industry decision-makers.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 9 | 20 contacts → | ||||
Exact match “SVL Analytical is a full-service environmental laboratory analyzing samples annually from around the globe.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “AAL provides precise and reliable gold, silver and geochemical testing.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 11 | 15 contacts → | ||||
Exact match “Founded in 2008, Redcor Drilling, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “MLI specializes in the analysis of Coal, Soil, Waste Water, Drinking Water, Limestone, Gypsum, Fuel Oil, Natural Gas, Biomass, Biofuel, and other ores and minerals.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “Cerium Laboratories, LLC is a world-class analytical laboratory located in Austin, Texas.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “Axium Scientific is a full-service laboratory protecting trade in the precious metals industry.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “ProScience Analytical Services, inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “Our mission at DFC Ceramics, LLC is to service the fire assay and precious metals industry by focusing on exceeding our customers' expectations with the highest quality products &…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 17 | 4 contacts → | ||||
Exact match “Forte Analytical's sophisticated testing procedures combine first principles of kinetics, hydrodynamics, and diffusion to maximize extraction rates and forecast recoveries.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “At Storm Exploration, we understand the risks involved in mining and exploration are usually higher than the reward.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “PMET is Veteran Owned Small Business that provides a wide range of inspection services; we are committed to high-quality service and offer call-out services to bring our…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Elemental Analysis, Inc.(EAI), a privately held company, is affiliated with our sister company, Element Analysis Corp (EAC), which provided industry with the first commercially…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Complete Geochemical Profiles: Our team of specialized scientists has concluded that using geochemical analysis provides another service which is critical to maximize operation…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “We Mineral Valuation Specialists, provide highly qualified expert services pertaining to mining valuation, mineral estate valuation or valuation of mineral” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “GeoGlobal, LLC provides expert advisory services to the mining industry worldwide.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Mission: Grindstone Laboratory LLC grinds mountains into microns.” Recorded in the RevenueBase company graph · Oct 18, 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 “mining assay services”. 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 59 mining assay services based in the United States
See the full list, filter by size, metro and specialty, and access 188 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Mining assay services based in the United States at a glance
As of Oct 18, 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 59 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 “mining assay services” 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 188 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 October 18, 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 “mining assay services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many mining assay services are there based in the United States?
RevenueBase identified 59 company matches for mining assay services associated with the United States as of October 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?
Premier Corex tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most mining assay services?
Sparks leads with 4 company records, followed by Houston (3) and Austin (2).
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 188 professional contacts with verified work emails tracked across these 59 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 October 18, 2026.
Ready to reach these companies? Verified emails and direct dials for all 59 mining assay services based in the United States. Start with a free account, no credit card.
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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
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- Lists by location
- Lists A-Z
- New lists
- Mining assay services based in Australia
- Mining assay services based in Canada
- Mining assay services based in Chile
- Mining assay services based in South Africa
- AI companies based in the United States
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Company intelligence · public preview
Top 25 mining assay services 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 59 matching company records for mining assay services based in the United States, with 641 tracked contacts and 188 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: October 18, 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 mining assay services 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 | Premier Corexpofg.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Bridging the gap between geology and engineering.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  ACZ Laboratoriesacz.comHQ: Steamboat Springs, CO, United StatesReported employees: 51-200 | Steamboat Springs, CO, United States | 51-200 | Exact match | 57 contacts → |
“Since 1980, ACZ Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Brooks Applied Labs, LLCbrooksapplied.com HQ: Bothell, WA, United StatesReported employees: 51-200 | Bothell, WA, United States | 51-200 | Exact match | 37 contacts → |
“Brooks Applied Labs was formed in 2015 through the merger of the two industry-leaders in the field of specialty trace metals analysis and metals speciation: Brooks Rand Labs &…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Kappes, Cassiday & Associateskcareno.com HQ: Reno, NV, United StatesReported employees: 51-200 | Reno, NV, United States | 51-200 | Exact match | 35 contacts → |
“Since 1972, Kappes, Cassiday & Associates (KCA) has provided process metallurgical services to the international mining industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Behre Dolbeardolbear.comHQ: Co. 80155, CO, United StatesReported employees: 51-200 | Co. 80155, CO, United States | 51-200 | Exact match | 31 contacts → |
“Behre Dolbear is one of the oldest mineral industry advisory firms in the world continuously operating since 1911.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mcclelland Laboratories, INCmettest.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 26 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Skyline Assayers & Laboratoriesskylinelabs.com HQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 26 contacts → |
“Skyline Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Paragon Geochemical Laboratories INCparagongeochem.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 24 contacts → |
“The Paragon Management team has over 100 years of combined experience working with industry decision-makers.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | SVL Analytical INCsvl.net HQ: Kellogg, ID, United StatesReported employees: 11-50 | Kellogg, ID, United States | 11-50 | Exact match | 20 contacts → |
“SVL Analytical is a full-service environmental laboratory analyzing samples annually from around the globe.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  American Assay Laboratoriesaallabs.comHQ: Sparks, NV, United StatesReported employees: 51-200 | Sparks, NV, United States | 51-200 | Exact match | 18 contacts → |
“AAL provides precise and reliable gold, silver and geochemical testing.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Redcor Drilling, INCredcordrilling.com HQ: Winnemucca, NV, United StatesReported employees: 51-200 | Winnemucca, NV, United States | 51-200 | Exact match | 15 contacts → |
“Founded in 2008, Redcor Drilling, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mineral Labs, INCminerallabs.com HQ: Salyersville, KY, United StatesReported employees: 201-500 | Salyersville, KY, United States | 201-500 | Exact match | 13 contacts → |
“MLI specializes in the analysis of Coal, Soil, Waste Water, Drinking Water, Limestone, Gypsum, Fuel Oil, Natural Gas, Biomass, Biofuel, and other ores and minerals.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Cerium Laboratories, LLCceriumlabs.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 10 contacts → |
“Cerium Laboratories, LLC is a world-class analytical laboratory located in Austin, Texas.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Axium Scientificaxiumsci.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 6 contacts → |
“Axium Scientific is a full-service laboratory protecting trade in the precious metals industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Proscience Analytical SVCproscience.net HQ: Woburn, MA, United StatesReported employees: 11-50 | Woburn, MA, United States | 11-50 | Exact match | 5 contacts → |
“ProScience Analytical Services, inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | DFC Ceramics, LLCdfcceramics.com HQ: Canon City, CO, United StatesReported employees: 51-200 | Canon City, CO, United States | 51-200 | Exact match | 4 contacts → |
“Our mission at DFC Ceramics, LLC is to service the fire assay and precious metals industry by focusing on exceeding our customers' expectations with the highest quality products &…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Forte Analyticalforteanalytical.com HQ: Fort Collins, CO, United StatesReported employees: 1-10 | Fort Collins, CO, United States | 1-10 | Exact match | 4 contacts → |
“Forte Analytical's sophisticated testing procedures combine first principles of kinetics, hydrodynamics, and diffusion to maximize extraction rates and forecast recoveries.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Storm Exploration LLCstormexploration.netHQ: Phoenix, AZ, United StatesReported employees: 1-10 | Phoenix, AZ, United States | 1-10 | Exact match | 4 contacts → |
“At Storm Exploration, we understand the risks involved in mining and exploration are usually higher than the reward.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: New Brighton, PA, United StatesReported employees: 1-10 | New Brighton, PA, United States | 1-10 | Exact match | 3 contacts → |
“PMET is Veteran Owned Small Business that provides a wide range of inspection services; we are committed to high-quality service and offer call-out services to bring our…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elemental Analysis INCelementalanalysis.com HQ: Lexington, KY, United StatesReported employees: 1-10 | Lexington, KY, United States | 1-10 | Exact match | 3 contacts → |
“Elemental Analysis, Inc.(EAI), a privately held company, is affiliated with our sister company, Element Analysis Corp (EAC), which provided industry with the first commercially…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gold Rush Expeditions, INCgoldrushexpeditions.com HQ: Salt Lake City, UT, United StatesReported employees: 1-10 | Salt Lake City, UT, United States | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Genesis Geochem Lab, LLCggclab.com HQ: Edmond, OK, United StatesReported employees: 1-10 | Edmond, OK, United States | 1-10 | Exact match | 2 contacts → |
“Complete Geochemical Profiles: Our team of specialized scientists has concluded that using geochemical analysis provides another service which is critical to maximize operation…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mineral Valuation Specialistsminvalspec.com HQ: Phoenix, AZ, United StatesReported employees: 1-10 | Phoenix, AZ, United States | 1-10 | Exact match | 1 contacts → |
“We Mineral Valuation Specialists, provide highly qualified expert services pertaining to mining valuation, mineral estate valuation or valuation of mineral” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Geoglobal LLCgeoglobal.co HQ: Riverton, UT, United StatesReported employees: 1-10 | Riverton, UT, United States | 1-10 | Exact match | 1 contacts → |
“GeoGlobal, LLC provides expert advisory services to the mining industry worldwide.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Grindstone Laboratory, LLCgrindstonelab.com HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 1 contacts → |
“Mission: Grindstone Laboratory LLC grinds mountains into microns.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 59 company matches
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Mining assay services: dataset insights
October 18, 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
59 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 59 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: October 18, 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 mining assay services?
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 mining assay services did RevenueBase find based in the United States?
The saved snapshot records 59 matching company records, 641 tracked contacts and 188 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: October 18, 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
Mining assay services by geography
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 mining assay services based in the United States. Snapshot: October 18, 2026. https://revenuebase.ai/companies/mining-assay-services/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
- Mining assay services based in Australia
- Mining assay services based in Canada
- Mining assay services based in Chile
- Mining assay services based in South Africa
- AI companies based in the United States
- Cybersecurity companies based in the United States
Company intelligence · public preview
Top 25 mining assay services based in the United States
RevenueBase records 59 matching company records for mining assay services based in the United States, with 641 tracked contacts and 188 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: October 18, 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 mining assay services 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 | Premier Corexpofg.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 93 contacts → |
“Bridging the gap between geology and engineering.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | ACZ Laboratoriesacz.com HQ: Steamboat Springs, CO, United StatesReported employees: 51-200 | Steamboat Springs, CO, United States | 51-200 | Exact match | 57 contacts → |
“Since 1980, ACZ Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Brooks Applied Labs, LLCbrooksapplied.com HQ: Bothell, WA, United StatesReported employees: 51-200 | Bothell, WA, United States | 51-200 | Exact match | 37 contacts → |
“Brooks Applied Labs was formed in 2015 through the merger of the two industry-leaders in the field of specialty trace metals analysis and metals speciation: Brooks Rand Labs &…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Kappes, Cassiday & Associateskcareno.com HQ: Reno, NV, United StatesReported employees: 51-200 | Reno, NV, United States | 51-200 | Exact match | 35 contacts → |
“Since 1972, Kappes, Cassiday & Associates (KCA) has provided process metallurgical services to the international mining industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Behre Dolbeardolbear.com HQ: Co. 80155, CO, United StatesReported employees: 51-200 | Co. 80155, CO, United States | 51-200 | Exact match | 31 contacts → |
“Behre Dolbear is one of the oldest mineral industry advisory firms in the world continuously operating since 1911.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mcclelland Laboratories, INCmettest.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 26 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Skyline Assayers & Laboratoriesskylinelabs.com HQ: Tucson, AZ, United StatesReported employees: 51-200 | Tucson, AZ, United States | 51-200 | Exact match | 26 contacts → |
“Skyline Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Paragon Geochemical Laboratories INCparagongeochem.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 24 contacts → |
“The Paragon Management team has over 100 years of combined experience working with industry decision-makers.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | SVL Analytical INCsvl.net HQ: Kellogg, ID, United StatesReported employees: 11-50 | Kellogg, ID, United States | 11-50 | Exact match | 20 contacts → |
“SVL Analytical is a full-service environmental laboratory analyzing samples annually from around the globe.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | American Assay Laboratoriesaallabs.com HQ: Sparks, NV, United StatesReported employees: 51-200 | Sparks, NV, United States | 51-200 | Exact match | 18 contacts → |
“AAL provides precise and reliable gold, silver and geochemical testing.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Redcor Drilling, INCredcordrilling.com HQ: Winnemucca, NV, United StatesReported employees: 51-200 | Winnemucca, NV, United States | 51-200 | Exact match | 15 contacts → |
“Founded in 2008, Redcor Drilling, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mineral Labs, INCminerallabs.com HQ: Salyersville, KY, United StatesReported employees: 201-500 | Salyersville, KY, United States | 201-500 | Exact match | 13 contacts → |
“MLI specializes in the analysis of Coal, Soil, Waste Water, Drinking Water, Limestone, Gypsum, Fuel Oil, Natural Gas, Biomass, Biofuel, and other ores and minerals.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Cerium Laboratories, LLCceriumlabs.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 10 contacts → |
“Cerium Laboratories, LLC is a world-class analytical laboratory located in Austin, Texas.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Axium Scientificaxiumsci.com HQ: Sparks, NV, United StatesReported employees: 11-50 | Sparks, NV, United States | 11-50 | Exact match | 6 contacts → |
“Axium Scientific is a full-service laboratory protecting trade in the precious metals industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Proscience Analytical SVCproscience.net HQ: Woburn, MA, United StatesReported employees: 11-50 | Woburn, MA, United States | 11-50 | Exact match | 5 contacts → |
“ProScience Analytical Services, inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | DFC Ceramics, LLCdfcceramics.com HQ: Canon City, CO, United StatesReported employees: 51-200 | Canon City, CO, United States | 51-200 | Exact match | 4 contacts → |
“Our mission at DFC Ceramics, LLC is to service the fire assay and precious metals industry by focusing on exceeding our customers' expectations with the highest quality products &…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Forte Analyticalforteanalytical.com HQ: Fort Collins, CO, United StatesReported employees: 1-10 | Fort Collins, CO, United States | 1-10 | Exact match | 4 contacts → |
“Forte Analytical's sophisticated testing procedures combine first principles of kinetics, hydrodynamics, and diffusion to maximize extraction rates and forecast recoveries.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Storm Exploration LLCstormexploration.net HQ: Phoenix, AZ, United StatesReported employees: 1-10 | Phoenix, AZ, United States | 1-10 | Exact match | 4 contacts → |
“At Storm Exploration, we understand the risks involved in mining and exploration are usually higher than the reward.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: New Brighton, PA, United StatesReported employees: 1-10 | New Brighton, PA, United States | 1-10 | Exact match | 3 contacts → |
“PMET is Veteran Owned Small Business that provides a wide range of inspection services; we are committed to high-quality service and offer call-out services to bring our…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elemental Analysis INCelementalanalysis.com HQ: Lexington, KY, United StatesReported employees: 1-10 | Lexington, KY, United States | 1-10 | Exact match | 3 contacts → |
“Elemental Analysis, Inc.(EAI), a privately held company, is affiliated with our sister company, Element Analysis Corp (EAC), which provided industry with the first commercially…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gold Rush Expeditions, INCgoldrushexpeditions.com HQ: Salt Lake City, UT, United StatesReported employees: 1-10 | Salt Lake City, UT, United States | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Genesis Geochem Lab, LLCggclab.com HQ: Edmond, OK, United StatesReported employees: 1-10 | Edmond, OK, United States | 1-10 | Exact match | 2 contacts → |
“Complete Geochemical Profiles: Our team of specialized scientists has concluded that using geochemical analysis provides another service which is critical to maximize operation…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mineral Valuation Specialistsminvalspec.com HQ: Phoenix, AZ, United StatesReported employees: 1-10 | Phoenix, AZ, United States | 1-10 | Exact match | 1 contacts → |
“We Mineral Valuation Specialists, provide highly qualified expert services pertaining to mining valuation, mineral estate valuation or valuation of mineral” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Geoglobal LLCgeoglobal.co HQ: Riverton, UT, United StatesReported employees: 1-10 | Riverton, UT, United States | 1-10 | Exact match | 1 contacts → |
“GeoGlobal, LLC provides expert advisory services to the mining industry worldwide.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Grindstone Laboratory, LLCgrindstonelab.com HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 1 contacts → |
“Mission: Grindstone Laboratory LLC grinds mountains into microns.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 59 company matches
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Mining assay services: dataset insights
October 18, 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
59 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 59 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: October 18, 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 mining assay services?
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 mining assay services did RevenueBase find based in the United States?
The saved snapshot records 59 matching company records, 641 tracked contacts and 188 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: October 18, 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 mining assay services based in the United States. Snapshot: October 18, 2026. https://revenuebase.ai/companies/mining-assay-services/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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