Company lists · Data refreshed October 2026
Top 25 Mining assay laboratories based in the United States
RevenueBase identified 84 company matches for mining assay laboratories associated with the United States as of October 2026 and tracks 1,543 professional contacts across them, including 544 with verified work emails. Sparks is the largest hub.
This list covers company matches for mining assay laboratories 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 laboratories based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 201 contacts → | ||||
Exact match “RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 2 | 194 contacts → | ||||
Exact match “Since 1981, GEL Laboratories has been a leading provider of comprehensive and reliable analytical services to the environmental industry including chemical, radiochemical…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 3 | 122 contacts → | ||||
Exact match “Founded in 1952, Energy Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 4 | 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 | |||||
| 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 · Oct 18, 2026 · View company records in RevenueBase | |||||
| 6 | 57 contacts → | ||||
Exact match “Since 1980, ACZ Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 7 | 42 contacts → | ||||
Exact match “Since 1970, Michelson Laboratories has provided efficient testing and analyses to an extensive spectrum of customers.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 8 | 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 | |||||
| 9 | 37 contacts → | ||||
Exact match “Fibertec Environmental Services is a full service environmental analytical laboratory, specializing in environmental analysis, subsurface investigations, and natural gas analysis.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 10 | 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 | |||||
| 11 | 31 contacts → | ||||
Exact match “Burgex Mining Consultants is a full-service mineral exploration and consulting firm dedicated to solving the challenges of mining and adding value at every stage of the project…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 12 | 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 | |||||
| 13 | 26 contacts → | ||||
Exact match “Established in 1939, we are one of the oldest and most experienced metallurgical testing laboratories in the United States.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 14 | 26 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 15 | 26 contacts → | ||||
Exact match “Skyline Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 16 | 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 | |||||
| 17 | 24 contacts → | ||||
Exact match “Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 18 | 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 | |||||
| 19 | 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 | |||||
| 20 | 15 contacts → | ||||
Exact match “Jupiter Environmental Laboratories, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 21 | 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 | |||||
| 22 | 10 contacts → | ||||
Exact match “DIG provides innovative solutions to companies and individuals actively exploring, developing or producing unconventional resources.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 23 | 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 | |||||
| 24 | 8 contacts → | ||||
Exact match “Scientific Control Laboratories, Inc.(SCL) provides independent, private-sector metallurgical analysis, chemical solutions testing, environmental compliance engineering and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match Recorded description not available. 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 laboratories”. 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 84 mining assay laboratories based in the United States
See the full list, filter by size, metro and specialty, and access 544 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Mining assay laboratories 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 84 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 laboratories” 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 544 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 laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many mining assay laboratories are there based in the United States?
RevenueBase identified 84 company matches for mining assay laboratories 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?
RJ LEE Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most mining assay laboratories?
Sparks leads with 4 company records, followed by Austin (3) and Phoenix (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 544 professional contacts with verified work emails tracked across these 84 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 84 mining assay laboratories based in the United States. Start with a free account, no credit card.
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Mining assay laboratories by geography
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 laboratories based in Australia
- Mining assay laboratories based in Canada
- Mining assay laboratories based in Chile
- Mining assay laboratories based in India
- Mining assay laboratories based in South Africa
- Mining assay laboratories based in the United Kingdom
Company intelligence · public preview
Top 25 mining assay laboratories 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 84 matching company records for mining assay laboratories based in the United States, with 1,543 tracked contacts and 544 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 laboratories 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 | RJ LEE Grouprjleegroup.com HQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 201 contacts → |
“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  GEL Laboratories, LLCgel.comHQ: Charleston, SC, United StatesReported employees: 201-500 | Charleston, SC, United States | 201-500 | Exact match | 194 contacts → |
“Since 1981, GEL Laboratories has been a leading provider of comprehensive and reliable analytical services to the environmental industry including chemical, radiochemical…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Energy Laboratories, INCenergylab.com HQ: Billings, MT, United StatesReported employees: 201-500 | Billings, MT, United States | 201-500 | Exact match | 122 contacts → |
“Founded in 1952, Energy Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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. | |||||
| 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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. | |||||
| 7 | Michelson Laboratories, INCmichelsonlab.com HQ: Commerce, CA, United StatesReported employees: 51-200 | Commerce, CA, United States | 51-200 | Exact match | 42 contacts → |
“Since 1970, Michelson Laboratories has provided efficient testing and analyses to an extensive spectrum of customers.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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. | |||||
| 9 |  Fibertec Environmental Servicesfibertec.usHQ: Holt, MI, United StatesReported employees: 51-200 | Holt, MI, United States | 51-200 | Exact match | 37 contacts → |
“Fibertec Environmental Services is a full service environmental analytical laboratory, specializing in environmental analysis, subsurface investigations, and natural gas analysis.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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. | |||||
| 11 |  Burgex Mining Consultantsburgex.comHQ: Midvale, UT, United StatesReported employees: 11-50 | Midvale, UT, United States | 11-50 | Exact match | 31 contacts → |
“Burgex Mining Consultants is a full-service mineral exploration and consulting firm dedicated to solving the challenges of mining and adding value at every stage of the project…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  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. | |||||
| 13 |  Anderson Laboratories, INCandersonlabs.comHQ: Greendale, WI, United StatesReported employees: 11-50 | Greendale, WI, United States | 11-50 | Exact match | 26 contacts → |
“Established in 1939, we are one of the oldest and most experienced metallurgical testing laboratories in the United States.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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. | |||||
| 15 | 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. | |||||
| 16 | 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. | |||||
| 17 |  Environmental Monitoring And Technologies EMTthesterlinglab.comHQ: Des Plaines, IL, United StatesReported employees: 51-200 | Des Plaines, IL, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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. | |||||
| 19 |  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. | |||||
| 20 | Jupiter Environmental Laboratoriesjupiterlabs.com HQ: Jupiter, FL, United StatesReported employees: 11-50 | Jupiter, FL, United States | 11-50 | Exact match | 15 contacts → |
“Jupiter Environmental Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 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. | |||||
| 22 | Dolan Integration Group DIGdigforenergy.com HQ: Westminster, CO, United StatesReported employees: 1-10 | Westminster, CO, United States | 1-10 | Exact match | 10 contacts → |
“DIG provides innovative solutions to companies and individuals actively exploring, developing or producing unconventional resources.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  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. | |||||
| 24 | Scientific Control Laboratories, INCsclweb.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 8 contacts → |
“Scientific Control Laboratories, Inc.(SCL) provides independent, private-sector metallurgical analysis, chemical solutions testing, environmental compliance engineering and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Luvak Laboratories, INCluvak.com HQ: Boylston, MA, United StatesReported employees: 11-50 | Boylston, MA, United States | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 84 company matches
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Mining assay laboratories: 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
84 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 84 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 laboratories?
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 laboratories did RevenueBase find based in the United States?
The saved snapshot records 84 matching company records, 1,543 tracked contacts and 544 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 laboratories by geography
Cite this list
RevenueBase Data Team. Top 25 mining assay laboratories based in the United States. Snapshot: October 18, 2026. https://revenuebase.ai/companies/mining-assay-laboratories/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 laboratories based in Australia
- Mining assay laboratories based in Canada
- Mining assay laboratories based in Chile
- Mining assay laboratories based in India
- Mining assay laboratories based in South Africa
- Mining assay laboratories based in the United Kingdom
Company intelligence · public preview
Top 25 mining assay laboratories based in the United States
RevenueBase records 84 matching company records for mining assay laboratories based in the United States, with 1,543 tracked contacts and 544 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 laboratories 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 | RJ LEE Grouprjleegroup.com HQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 201 contacts → |
“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GEL Laboratories, LLCgel.com HQ: Charleston, SC, United StatesReported employees: 201-500 | Charleston, SC, United States | 201-500 | Exact match | 194 contacts → |
“Since 1981, GEL Laboratories has been a leading provider of comprehensive and reliable analytical services to the environmental industry including chemical, radiochemical…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Energy Laboratories, INCenergylab.com HQ: Billings, MT, United StatesReported employees: 201-500 | Billings, MT, United States | 201-500 | Exact match | 122 contacts → |
“Founded in 1952, Energy Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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. | |||||
| 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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. | |||||
| 7 | Michelson Laboratories, INCmichelsonlab.com HQ: Commerce, CA, United StatesReported employees: 51-200 | Commerce, CA, United States | 51-200 | Exact match | 42 contacts → |
“Since 1970, Michelson Laboratories has provided efficient testing and analyses to an extensive spectrum of customers.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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. | |||||
| 9 | Fibertec Environmental Servicesfibertec.us HQ: Holt, MI, United StatesReported employees: 51-200 | Holt, MI, United States | 51-200 | Exact match | 37 contacts → |
“Fibertec Environmental Services is a full service environmental analytical laboratory, specializing in environmental analysis, subsurface investigations, and natural gas analysis.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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. | |||||
| 11 | Burgex Mining Consultantsburgex.com HQ: Midvale, UT, United StatesReported employees: 11-50 | Midvale, UT, United States | 11-50 | Exact match | 31 contacts → |
“Burgex Mining Consultants is a full-service mineral exploration and consulting firm dedicated to solving the challenges of mining and adding value at every stage of the project…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 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. | |||||
| 13 | Anderson Laboratories, INCandersonlabs.com HQ: Greendale, WI, United StatesReported employees: 11-50 | Greendale, WI, United States | 11-50 | Exact match | 26 contacts → |
“Established in 1939, we are one of the oldest and most experienced metallurgical testing laboratories in the United States.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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. | |||||
| 15 | 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. | |||||
| 16 | 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. | |||||
| 17 | Environmental Monitoring And Technologies EMTthesterlinglab.com HQ: Des Plaines, IL, United StatesReported employees: 51-200 | Des Plaines, IL, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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. | |||||
| 19 | 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. | |||||
| 20 | Jupiter Environmental Laboratoriesjupiterlabs.com HQ: Jupiter, FL, United StatesReported employees: 11-50 | Jupiter, FL, United States | 11-50 | Exact match | 15 contacts → |
“Jupiter Environmental Laboratories, Inc.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 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. | |||||
| 22 | Dolan Integration Group DIGdigforenergy.com HQ: Westminster, CO, United StatesReported employees: 1-10 | Westminster, CO, United States | 1-10 | Exact match | 10 contacts → |
“DIG provides innovative solutions to companies and individuals actively exploring, developing or producing unconventional resources.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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. | |||||
| 24 | Scientific Control Laboratories, INCsclweb.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 8 contacts → |
“Scientific Control Laboratories, Inc.(SCL) provides independent, private-sector metallurgical analysis, chemical solutions testing, environmental compliance engineering and…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Luvak Laboratories, INCluvak.com HQ: Boylston, MA, United StatesReported employees: 11-50 | Boylston, MA, United States | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 84 company matches
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Mining assay laboratories: 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
84 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 84 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 laboratories?
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 laboratories did RevenueBase find based in the United States?
The saved snapshot records 84 matching company records, 1,543 tracked contacts and 544 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 laboratories by geography
Cite this list
RevenueBase Data Team. Top 25 mining assay laboratories based in the United States. Snapshot: October 18, 2026. https://revenuebase.ai/companies/mining-assay-laboratories/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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