MP Mine Operations LLC
Mining, Quarrying, Oil & Gas · Primarily CA · PERM filings 2021–2023
Overview
MP Mine Operations LLC is a Mining, Quarrying, Oil & Gas employer that has filed 3 PERM green-card applications between FY2021 and FY2023. That places it #16,801 among all U.S. PERM sponsors in our dataset. 2 were certified (66.7% approval rate), taking about 318 days on average. The most-sponsored role is Materials Engineers, with most worksites in CA, and the median sponsored wage is $120,099.
3
PERM filings
66.7%
approval
0
denied
$120,099
median wage
318d
avg processing
Worker background
Across 2 filings with beneficiary data, the most common country of origin is CHINA (100%). (From legacy PERM form data, FY2020–FY2024.)
Top countries of origin
- China2
Prior visa status
- H-1B2
Education
- Doctorate1
- Master's1
PERM filings by year
Occupations & job titles
The occupations MP Mine Operations LLC most often sponsors, with average wages.
| Occupation | Filings | Avg wage |
|---|---|---|
| Materials Engineers | 2 | $123,147 |
| Accountants and Auditors | 1 | $105,060 |
Common job titles
Worksite states
Wage range
$105,060
25th
$120,099
median
$120,099
75th
$126,194
90th
Law firms used
- Jackson Lewis PC2
- Jackson Lewis P.C.1
Recent filings
| Case | Job title | Status | Worksite | Decision |
|---|---|---|---|---|
| G-100-23310-480287 | Senior Process Development Engineer | Certified | Mountain Pass, CA | May 27, 2025 |
| A-21210-24509 | Financial Analyst | Certified | Mountain Pass, CA | Apr 18, 2022 |
| A-21210-24511 | Sr. Metallurgical Engineer | Certified-Expired | Mountain Pass, CA | Mar 21, 2022 |
Source: U.S. DOL OFLC PERM disclosure data. Wages are annual-equivalent; outliers excluded.