Company lists · Data refreshed October 2026
Top 25 Magnesia refractory manufacturers based in the United States
RevenueBase identified 55 company matches for magnesia refractory manufacturers associated with the United States as of October 2026 and tracks 2,038 professional contacts across them, including 611 with verified work emails. Pacific is the largest hub.
This list covers company matches for magnesia refractory manufacturers 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 17, 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 magnesia refractory manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 781 contacts → | ||||
Exact match “HWI is the largest supplier of refractory products and services in the United States, with a history that spans more than 150 years.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 2 | 140 contacts → | ||||
Exact match “Premier Magnesia, LLC is a global market leader in magnesia-based products and solutions for dozens of applications ranging from agricultural to industrial and environmental…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 3 | 90 contacts → | ||||
Exact match “Magneco/Metrel, Inc.(MMI) is a worldwide refractory manufacturer with headquarters in Deerfield, Illinois, USA.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 4 | 78 contacts → | ||||
Exact match “Plibrico offers a full line of monolithic refractories, insulating firebrick and complementary refractory products.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 5 | 42 contacts → | ||||
Exact match “Under the Fosbel family of companies, Wahl Refractory Solutions was originally founded by Oscar C.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 6 | 26 contacts → | ||||
Exact match “Founded in 1975, Mt.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 7 | 25 contacts → | ||||
Exact match “Dear Valued Customers, We have recently changed the name of our business from Premier Chemicals, LLC to Premier Magnesia, LLC to more appropriately reflect the nature of our…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 8 | 22 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 9 | 20 contacts → | ||||
Exact match “TFL designs and manufactures precast refractory shapes, refractory components, and engineered refractory solutions for industrial furnaces and high-temperature applications.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “PRCO America was founded in 2008 as a refractory importer and reseller of refractory products and services to the North American iron and steel industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 12 | 15 contacts → | ||||
Exact match “McKeown International, Inc.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “Refractory brick manufacturer for 85 years formerly J.H.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 14 | 14 contacts → | ||||
Exact match “CeramSource is a unique supplier of high quality, refractory, fiber insulation, and graphite products.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Fire Brick Engineers is the leader in the manufacture and distribution of the refractory products, as well as refractory construction services, furnace tear out and repair, and…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 16 | 12 contacts → | ||||
Exact match “Since our inception in 1973, Holland Manufacturing has strived to be the most innovative, customer-driven refractory shapes provider in the industry.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 17 | 11 contacts → | ||||
Exact match “The Christy family of companies has been providing industrial ceramic minerals and finished products to industry since the early 1800's.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 18 | 10 contacts → | ||||
Exact match “NEXGEN supplies the highest certified, most resilient, and eco-friendly Magnesium Oxide (MgO) based building products that enable builders, contractors, and architects to…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 19 | 9 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “Louisville Fire Brick Works has been manufacturing Refractories for 125 years.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “Western Magnesium Corporation is headquartered in the nation’s capital region of the United States of America.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “CFE is a full service refractory company specializing in custom ceramic fiber module and wet cement manufacturing.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 23 | 6 contacts → | ||||
Exact match “Xertech Specialties LLC specializes in refractory ceramics for high-temperature industrial applications.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Capital Refractories specializes in supplying refractory linings and associated products to metal melting, foundry and cement industries around the world.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Founded in 1948, The Nock and Son Company is a family-owned manufacturer of refractory specialties such as castables, ramming mixes, plastics, gun mixes, coatings and mortars.” Recorded in the RevenueBase company graph · Oct 17, 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 “magnesia refractory manufacturers”. 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 55 magnesia refractory manufacturers based in the United States
See the full list, filter by size, metro and specialty, and access 611 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Magnesia refractory manufacturers based in the United States at a glance
As of Oct 17, 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 55 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 “magnesia refractory manufacturers” 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 611 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 17, 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 “magnesia refractory manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many magnesia refractory manufacturers are there based in the United States?
RevenueBase identified 55 company matches for magnesia refractory manufacturers 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?
Harbisonwalker International tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most magnesia refractory manufacturers?
Pacific leads with 3 company records, followed by Clarence (2) and Cleveland (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 611 professional contacts with verified work emails tracked across these 55 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 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 55 magnesia refractory manufacturers based in the United States. Start with a free account, no credit card.
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Magnesia refractory manufacturers 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
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- New lists
- Magnesia refractory manufacturers based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 magnesia refractory manufacturers 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 55 matching company records for magnesia refractory manufacturers based in the United States, with 2,038 tracked contacts and 611 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 17, 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 magnesia refractory manufacturers 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 | Harbisonwalker Internationalthinkhwi.com HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 781 contacts → |
“HWI is the largest supplier of refractory products and services in the United States, with a history that spans more than 150 years.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Premier Magnesia, LLCpremiermagnesia.com HQ: Waynesville, NC, United StatesReported employees: 201-500 | Waynesville, NC, United States | 201-500 | Exact match | 140 contacts → |
“Premier Magnesia, LLC is a global market leader in magnesia-based products and solutions for dozens of applications ranging from agricultural to industrial and environmental…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Magneco Metrelmagneco-metrel.com HQ: Deerfield, IL, United StatesReported employees: 51-200 | Deerfield, IL, United States | 51-200 | Exact match | 90 contacts → |
“Magneco/Metrel, Inc.(MMI) is a worldwide refractory manufacturer with headquarters in Deerfield, Illinois, USA.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Plibrico Companyplibrico.com HQ: Northbrook, IL, United StatesReported employees: 51-200 | Northbrook, IL, United States | 51-200 | Exact match | 78 contacts → |
“Plibrico offers a full line of monolithic refractories, insulating firebrick and complementary refractory products.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Wahl Refractory Solutionswahlref.com HQ: Fremont, OH, United StatesReported employees: 51-200 | Fremont, OH, United States | 51-200 | Exact match | 42 contacts → |
“Under the Fosbel family of companies, Wahl Refractory Solutions was originally founded by Oscar C.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mt. Savage Specialty Refractoriesmtsavage.com HQ: Ingomar, PA, United StatesReported employees: 51-200 | Ingomar, PA, United States | 51-200 | Exact match | 26 contacts → |
“Founded in 1975, Mt.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Premier Chemicals, LLCpremierchemicals.com HQ: West Conshohocken, PA, United StatesReported employees: 1-10 | West Conshohocken, PA, United States | 1-10 | Exact match | 25 contacts → |
“Dear Valued Customers, We have recently changed the name of our business from Premier Chemicals, LLC to Premier Magnesia, LLC to more appropriately reflect the nature of our…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | TYK America INCtykamerica.com HQ: Clairton, PA, United StatesReported employees: 501-1,000 | Clairton, PA, United States | 501-1,000 | Exact match | 22 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Tfl, A Plibrico Companytflhouston.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 20 contacts → |
“TFL designs and manufactures precast refractory shapes, refractory components, and engineered refractory solutions for industrial furnaces and high-temperature applications.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Prco America INCprco-america.com HQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 19 contacts → |
“PRCO America was founded in 2008 as a refractory importer and reseller of refractory products and services to the North American iron and steel industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Harbison Walker Refractorieshwr.com HQ: Salt Lake City, UT, United StatesReported employees: 51-200 | Salt Lake City, UT, United States | 51-200 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Mckeown International INCmckeowninternational.com HQ: Princeton, United StatesReported employees: 51-200 | Princeton, United States | 51-200 | Exact match | 15 contacts → |
“McKeown International, Inc.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Snow Shoe Refractoriesfirebricks.comHQ: Clarence, PA, United StatesReported employees: 11-50 | Clarence, PA, United States | 11-50 | Exact match | 15 contacts → |
“Refractory brick manufacturer for 85 years formerly J.H.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ceramsource, INCceramsource.com HQ: Beaver Falls, PA, United StatesReported employees: 11-50 | Beaver Falls, PA, United States | 11-50 | Exact match | 14 contacts → |
“CeramSource is a unique supplier of high quality, refractory, fiber insulation, and graphite products.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Fire Brick Engineersfirebrickengineers.com HQ: Milwaukee, WI, United StatesReported employees: 51-200 | Milwaukee, WI, United States | 51-200 | Exact match | 14 contacts → |
“Fire Brick Engineers is the leader in the manufacture and distribution of the refractory products, as well as refractory construction services, furnace tear out and repair, and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Holland Manufacturing Corphollandmanufacturing.com HQ: Dolton, IL, United StatesReported employees: 51-200 | Dolton, IL, United States | 51-200 | Exact match | 12 contacts → |
“Since our inception in 1973, Holland Manufacturing has strived to be the most innovative, customer-driven refractory shapes provider in the industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Christy Refractories Company, L.L.Cchristyco.com HQ: St. Louis, MO, United StatesReported employees: 11-50 | St. Louis, MO, United States | 11-50 | Exact match | 11 contacts → |
“The Christy family of companies has been providing industrial ceramic minerals and finished products to industry since the early 1800's.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nexgen Building Productsnexgenbp.com HQ: Bradenton, FL, United StatesReported employees: 11-50 | Bradenton, FL, United States | 11-50 | Exact match | 10 contacts → |
“NEXGEN supplies the highest certified, most resilient, and eco-friendly Magnesium Oxide (MgO) based building products that enable builders, contractors, and architects to…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Industrial Associatesindustrialassociates.co.in HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | Louisville Fire Brick Workslouisvillefirebrick.com HQ: Louisville, KY, United StatesReported employees: 11-50 | Louisville, KY, United States | 11-50 | Exact match | 7 contacts → |
“Louisville Fire Brick Works has been manufacturing Refractories for 125 years.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Western Magnesium Corporation Tsxv WMG Otcqb Mlyf FRA 3wmwestmagcorp.com HQ: Mclean, VA, United StatesReported employees: 11-50 | Mclean, VA, United States | 11-50 | Exact match | 7 contacts → |
“Western Magnesium Corporation is headquartered in the nation’s capital region of the United States of America.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Ceramic Fiber Enterprisescfeworld.com HQ: Crawfordsville, IN, United StatesReported employees: 11-50 | Crawfordsville, IN, United States | 11-50 | Exact match | 6 contacts → |
“CFE is a full service refractory company specializing in custom ceramic fiber module and wet cement manufacturing.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Xertech Specialties LLCxertechllc.com HQ: Pacific, MO, United StatesReported employees: 11-50 | Pacific, MO, United States | 11-50 | Exact match | 6 contacts → |
“Xertech Specialties LLC specializes in refractory ceramics for high-temperature industrial applications.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Capital Refractories INCcapital-refractories.com HQ: Birmingham, AL, United StatesReported employees: 51-200 | Birmingham, AL, United States | 51-200 | Exact match | 4 contacts → |
“Capital Refractories specializes in supplying refractory linings and associated products to metal melting, foundry and cement industries around the world.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | The Nock And SON Companynockandson.com HQ: Oak Hill, OH, United StatesReported employees: 11-50 | Oak Hill, OH, United States | 11-50 | Exact match | 4 contacts → |
“Founded in 1948, The Nock and Son Company is a family-owned manufacturer of refractory specialties such as castables, ramming mixes, plastics, gun mixes, coatings and mortars.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 55 company matches
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Magnesia refractory manufacturers: dataset insights
October 17, 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
55 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 55 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 17, 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 magnesia refractory manufacturers?
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 magnesia refractory manufacturers did RevenueBase find based in the United States?
The saved snapshot records 55 matching company records, 2,038 tracked contacts and 611 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 17, 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
Magnesia refractory manufacturers by geography
Cite this list
RevenueBase Data Team. Top 25 magnesia refractory manufacturers based in the United States. Snapshot: October 17, 2026. https://revenuebase.ai/companies/magnesia-refractory-manufacturers/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
- Magnesia refractory manufacturers based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 magnesia refractory manufacturers based in the United States
RevenueBase records 55 matching company records for magnesia refractory manufacturers based in the United States, with 2,038 tracked contacts and 611 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 17, 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 magnesia refractory manufacturers 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 | Harbisonwalker Internationalthinkhwi.com HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 781 contacts → |
“HWI is the largest supplier of refractory products and services in the United States, with a history that spans more than 150 years.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Premier Magnesia, LLCpremiermagnesia.com HQ: Waynesville, NC, United StatesReported employees: 201-500 | Waynesville, NC, United States | 201-500 | Exact match | 140 contacts → |
“Premier Magnesia, LLC is a global market leader in magnesia-based products and solutions for dozens of applications ranging from agricultural to industrial and environmental…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Magneco Metrelmagneco-metrel.com HQ: Deerfield, IL, United StatesReported employees: 51-200 | Deerfield, IL, United States | 51-200 | Exact match | 90 contacts → |
“Magneco/Metrel, Inc.(MMI) is a worldwide refractory manufacturer with headquarters in Deerfield, Illinois, USA.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Plibrico Companyplibrico.com HQ: Northbrook, IL, United StatesReported employees: 51-200 | Northbrook, IL, United States | 51-200 | Exact match | 78 contacts → |
“Plibrico offers a full line of monolithic refractories, insulating firebrick and complementary refractory products.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Wahl Refractory Solutionswahlref.com HQ: Fremont, OH, United StatesReported employees: 51-200 | Fremont, OH, United States | 51-200 | Exact match | 42 contacts → |
“Under the Fosbel family of companies, Wahl Refractory Solutions was originally founded by Oscar C.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mt. Savage Specialty Refractoriesmtsavage.com HQ: Ingomar, PA, United StatesReported employees: 51-200 | Ingomar, PA, United States | 51-200 | Exact match | 26 contacts → |
“Founded in 1975, Mt.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Premier Chemicals, LLCpremierchemicals.com HQ: West Conshohocken, PA, United StatesReported employees: 1-10 | West Conshohocken, PA, United States | 1-10 | Exact match | 25 contacts → |
“Dear Valued Customers, We have recently changed the name of our business from Premier Chemicals, LLC to Premier Magnesia, LLC to more appropriately reflect the nature of our…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | TYK America INCtykamerica.com HQ: Clairton, PA, United StatesReported employees: 501-1,000 | Clairton, PA, United States | 501-1,000 | Exact match | 22 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Tfl, A Plibrico Companytflhouston.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 20 contacts → |
“TFL designs and manufactures precast refractory shapes, refractory components, and engineered refractory solutions for industrial furnaces and high-temperature applications.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Prco America INCprco-america.com HQ: Pittsburgh, PA, United StatesReported employees: 51-200 | Pittsburgh, PA, United States | 51-200 | Exact match | 19 contacts → |
“PRCO America was founded in 2008 as a refractory importer and reseller of refractory products and services to the North American iron and steel industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Harbison Walker Refractorieshwr.com HQ: Salt Lake City, UT, United StatesReported employees: 51-200 | Salt Lake City, UT, United States | 51-200 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Mckeown International INCmckeowninternational.com HQ: Princeton, United StatesReported employees: 51-200 | Princeton, United States | 51-200 | Exact match | 15 contacts → |
“McKeown International, Inc.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Snow Shoe Refractoriesfirebricks.com HQ: Clarence, PA, United StatesReported employees: 11-50 | Clarence, PA, United States | 11-50 | Exact match | 15 contacts → |
“Refractory brick manufacturer for 85 years formerly J.H.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ceramsource, INCceramsource.com HQ: Beaver Falls, PA, United StatesReported employees: 11-50 | Beaver Falls, PA, United States | 11-50 | Exact match | 14 contacts → |
“CeramSource is a unique supplier of high quality, refractory, fiber insulation, and graphite products.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Fire Brick Engineersfirebrickengineers.com HQ: Milwaukee, WI, United StatesReported employees: 51-200 | Milwaukee, WI, United States | 51-200 | Exact match | 14 contacts → |
“Fire Brick Engineers is the leader in the manufacture and distribution of the refractory products, as well as refractory construction services, furnace tear out and repair, and…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Holland Manufacturing Corphollandmanufacturing.com HQ: Dolton, IL, United StatesReported employees: 51-200 | Dolton, IL, United States | 51-200 | Exact match | 12 contacts → |
“Since our inception in 1973, Holland Manufacturing has strived to be the most innovative, customer-driven refractory shapes provider in the industry.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Christy Refractories Company, L.L.Cchristyco.com HQ: St. Louis, MO, United StatesReported employees: 11-50 | St. Louis, MO, United States | 11-50 | Exact match | 11 contacts → |
“The Christy family of companies has been providing industrial ceramic minerals and finished products to industry since the early 1800's.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nexgen Building Productsnexgenbp.com HQ: Bradenton, FL, United StatesReported employees: 11-50 | Bradenton, FL, United States | 11-50 | Exact match | 10 contacts → |
“NEXGEN supplies the highest certified, most resilient, and eco-friendly Magnesium Oxide (MgO) based building products that enable builders, contractors, and architects to…” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Industrial Associatesindustrialassociates.co.in HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | Louisville Fire Brick Workslouisvillefirebrick.com HQ: Louisville, KY, United StatesReported employees: 11-50 | Louisville, KY, United States | 11-50 | Exact match | 7 contacts → |
“Louisville Fire Brick Works has been manufacturing Refractories for 125 years.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Western Magnesium Corporation Tsxv WMG Otcqb Mlyf FRA 3wmwestmagcorp.com HQ: Mclean, VA, United StatesReported employees: 11-50 | Mclean, VA, United States | 11-50 | Exact match | 7 contacts → |
“Western Magnesium Corporation is headquartered in the nation’s capital region of the United States of America.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Ceramic Fiber Enterprisescfeworld.com HQ: Crawfordsville, IN, United StatesReported employees: 11-50 | Crawfordsville, IN, United States | 11-50 | Exact match | 6 contacts → |
“CFE is a full service refractory company specializing in custom ceramic fiber module and wet cement manufacturing.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Xertech Specialties LLCxertechllc.com HQ: Pacific, MO, United StatesReported employees: 11-50 | Pacific, MO, United States | 11-50 | Exact match | 6 contacts → |
“Xertech Specialties LLC specializes in refractory ceramics for high-temperature industrial applications.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Capital Refractories INCcapital-refractories.com HQ: Birmingham, AL, United StatesReported employees: 51-200 | Birmingham, AL, United States | 51-200 | Exact match | 4 contacts → |
“Capital Refractories specializes in supplying refractory linings and associated products to metal melting, foundry and cement industries around the world.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | The Nock And SON Companynockandson.com HQ: Oak Hill, OH, United StatesReported employees: 11-50 | Oak Hill, OH, United States | 11-50 | Exact match | 4 contacts → |
“Founded in 1948, The Nock and Son Company is a family-owned manufacturer of refractory specialties such as castables, ramming mixes, plastics, gun mixes, coatings and mortars.” Recorded description excerpt · October 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Magnesia refractory manufacturers: dataset insights
October 17, 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
55 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 55 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 17, 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 magnesia refractory manufacturers?
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 magnesia refractory manufacturers did RevenueBase find based in the United States?
The saved snapshot records 55 matching company records, 2,038 tracked contacts and 611 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 17, 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
Magnesia refractory manufacturers by geography
Cite this list
RevenueBase Data Team. Top 25 magnesia refractory manufacturers based in the United States. Snapshot: October 17, 2026. https://revenuebase.ai/companies/magnesia-refractory-manufacturers/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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