Public research
Benchmark
Explore the evidence behind each disclosure assessment.
Method 0.4 · Release 11 · deployed September 13, 2026, 00:07 UTC (September 12, 8:07 p.m. ET)
Dataset last updated: September 12, 2026
128company-mineral profiles
58organizations
60 / 60critical minerals · USGS 2025 list
12full tantalum and tungsten assessments
12upstream relationship records
● A 6● B 4○ Unrated 117⚑ Review hold 1
Named companies have not endorsed or participated in this research.
Tantalum and tungsten assessment table
| Organization | Mineral | Role | Score | Band | Coverage | Confidence |
|---|---|---|---|---|---|---|
| Cisco Systems | Tantalum | Electronics | 92 | ● A | 100% | Moderate |
| Cisco Systems | Tungsten | Electronics | 92 | ● A | 100% | Moderate |
| HP Inc. | Tantalum | Electronics | 92 | ● A | 100% | Moderate |
| HP Inc. | Tungsten | Electronics | 92 | ● A | 100% | Moderate |
| Dell Technologies | Tantalum | Electronics | 83 | ● B | 100% | Moderate |
| Dell Technologies | Tungsten | Electronics | 83 | ● B | 100% | Moderate |
| Vishay Intertechnology | Tantalum | Components | 92 | ● A | 100% | Moderate |
| Vishay Intertechnology | Tungsten | Components | 92 | ● A | 100% | Moderate |
| Global Advanced Metals | Tantalum | Upstream | 83 | ● B | 100% | Moderate |
| TANIOBIS GmbH | Tantalum | Upstream | Withheld | ○ Unrated | 83% | Limited Source undated |
| Kennametal | Tungsten | Upstream | 75 | ● B | 100% | Moderate |
| H.C. Starck Tungsten | Tungsten | Upstream | Withheld | ○ Unrated | 67% | Limited Source undated Coverage below 80% |
Explore all company-mineral profiles
128 of 128 profiles
| Organization | Mineral | Role | Score | Band | Coverage | Confidence |
|---|---|---|---|---|---|---|
| Cisco Systems | Tantalum | Electronics | 92 | ● A | 100% | Moderate |
| Cisco Systems | Tungsten | Electronics | 92 | ● A | 100% | Moderate |
| HP Inc. | Tantalum | Electronics | 92 | ● A | 100% | Moderate |
| HP Inc. | Tungsten | Electronics | 92 | ● A | 100% | Moderate |
| Dell Technologies | Tantalum | Electronics | 83 | ● B | 100% | Moderate |
| Dell Technologies | Tungsten | Electronics | 83 | ● B | 100% | Moderate |
| Vishay Intertechnology | Tantalum | Components | 92 | ● A | 100% | Moderate |
| Vishay Intertechnology | Tungsten | Components | 92 | ● A | 100% | Moderate |
| Global Advanced Metals | Tantalum | Upstream | 83 | ● B | 100% | Moderate |
| TANIOBIS GmbH | Tantalum | Upstream | Withheld | ○ Unrated | 83% | Limited Source undated |
| Kennametal | Tungsten | Upstream | 75 | ● B | 100% | Moderate |
| H.C. Starck Tungsten | Tungsten | Upstream | Withheld | ○ Unrated | 67% | Limited Source undated Coverage below 80% |
| Alcoa | Aluminum | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Hydro | Aluminum | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| United States Antimony | Antimony | Processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Campine | Antimony | Processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| 5N Plus | Arsenic | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Materion | Beryllium | Processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Ulba Metallurgical Plant | Beryllium | Processor | Not scored | ○ Unrated | Not yet assessed | Limited |
| 5N Plus | Bismuth | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| U.S. Borax | Boron | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Etimine USA | Boron | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Sinomine Resource Group | Cesium | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Samancor Chrome | Chromium | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Glencore | Chromium | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Glencore | Cobalt | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Umicore | Cobalt | Processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Freeport-McMoRan | Copper | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Rio Tinto | Copper | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Minersa | Fluorspar | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Orbia Fluor and Energy Materials | Fluorspar | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Indium Corporation | Gallium | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| 5N Plus | Gallium | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Indium Corporation | Germanium | Materials supplier | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Teck | Germanium | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Syrah Resources | Graphite | Miner / processor | Not scored | ○ Unrated | Not yet assessed | Limited Source undated |
| Northern Graphite | Graphite | Miner / processor | Not scored | ⚑ Review hold | Not yet assessed | Limited |
Showing 37 of 128 matching profiles
CMMS-BS assesses what public sourcing disclosures establish. It is not a certification, an audit or legal advice.
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