Calfrac Well Services Corp

6 Green card sponsorships · 3 Temporary work filings · Mining & Oil · FY2008–FY2025
Filing volume Top 18% of 332,896 US employers by PERM — Permanent Employment Certification (ETA-9089) Employer's DOL filing to sponsor a specific worker for an employment-based green card after testing the U.S. job marketTemporary visa (often F-1 student → H-1B)PERM — employer asks DOL to certify the job (you are here)I-140 — employer petitions USCISPriority-date wait (varies by country of birth — years to decades)Green card (I-485 / consular)DOL certifies paperwork — it does not issue green cards; per-position; certified ≠ granted. NEVER "work permit"Common path — some categories skip PERM (EB-1, NIW); timelines vary widely by country of birth. Educational info, not legal advice.Official source ↗ + LCA — Labor Condition Application (ETA-9035) Employer's legally binding wage promise to DOL, required before employing H-1B/H-1B1/E-3 workersJob offer + prevailing wageLCA — wage promise to DOL (you are here)Cap lottery registration (USCIS)I-129 petition (USCIS)Visa issued / status changed (DOS or USCIS)One filing can cover MANY positions — filing counts ≠ worker counts (employers over-file for lottery/relocations); not a visaCommon path — some categories skip PERM (EB-1, NIW); timelines vary widely by country of birth. Educational info, not legal advice.Official source ↗ volume
360 Total employees Self-reported on green-card filings · FY2025
1.7% Green-card sponsorship rate 6 green-card filings / 360 employees · FY2008–FY2025 filings vs FY2025 headcount
0.83% Work-visa filing rate 3 work-visa filings / 360 employees · FY2008–FY2025 filings vs FY2025 headcount
2.5% Visa filings vs workforce 9 filings / 360 employees · FY2008–FY2025 filings vs FY2025 headcount

What this means for you

One record, five questions. Ask as many as you like.

  • We look at green-card filings denied, certified, and last filing.
  • Mining & Oil · est. 360 U.S. employees
  • 0% Green-card filings denied 0 of 6 green-card filings · FY2008–FY2025 filings
    67% Green-card filings certified 4 of 6 green-card filings · last filed Dec 2024 · FY2008–FY2025
    Dec 2024 Last filing
    2% Visa filings vs workforce 9 filings / 360 employees · FY2008–FY2025 filings vs FY2025 self-reported headcount
    Top 28% Green-card + work-visa filings, Mining & Oil 9 filings · Top 28% of 786 in Mining & Oil · FY2008–FY2025
    Top 18% Green-card + work-visa filings, all US 9 filings · Top 18% of 332,896 US employers · FY2008–FY2025
    6 Green-card filings FY2008–FY2025
    3 Work-visa filings FY2008–FY2025
    Top 56% Green-card filings per employee, Mining & Oil 6 filings / 360 employees (2025, self-reported) · Top 56% of 458 in Mining & Oil with green-card filings and a reported headcount · FY2008–FY2025
    67% Green-card filings, share of all filings 6 of this employer's 9 · FY2008–FY2025 filings
    Top 12% Green-card filings percentile · all US of 210,333 employers · FY2008–FY2025 filings
    #23,212 of 210,333 Green-card filings rank · all US FY2008–FY2025 filings
    #108 of 786 Green-card filings rank · Mining & Oil FY2008–FY2025 filings
    1.7% Green-card filings per employee 6 filings / 360 employees · self-reported headcount · FY2008–FY2025 filings
    33% Work-visa filings, share of all filings 3 of this employer's 9 · FY2008–FY2025 filings
    Top 48% Work-visa filings percentile · all US of 231,601 employers · FY2008–FY2025 filings
    #110,647 of 231,601 Work-visa filings rank · all US FY2008–FY2025 filings
    #374 of 551 Work-visa filings rank · Mining & Oil FY2008–FY2025 filings
    0.8% Work-visa filings per employee 3 filings / 360 employees · self-reported headcount · FY2008–FY2025 filings
    9 Green-card + work-visa filings FY2008–FY2025 filings
    #58,752 of 332,896 Green-card + work-visa filings rank · all US FY2008–FY2025 filings
    #214 of 786 Green-card + work-visa filings rank · Mining & Oil FY2008–FY2025 filings
  • Layoff notices are withheld from this panel (WARN coverage 4.8% < 60%) → see the WARN notices tab. Coverage gate
  • History, not a hiring promise.

Public record data. PERM — Permanent Employment Certification (ETA-9089) Employer's DOL filing to sponsor a specific worker for an employment-based green card after testing the U.S. job marketTemporary visa (often F-1 student → H-1B)PERM — employer asks DOL to certify the job (you are here)I-140 — employer petitions USCISPriority-date wait (varies by country of birth — years to decades)Green card (I-485 / consular)DOL certifies paperwork — it does not issue green cards; per-position; certified ≠ granted. NEVER "work permit"Common path — some categories skip PERM (EB-1, NIW); timelines vary widely by country of birth. Educational info, not legal advice.Official source ↗ and LCA — Labor Condition Application (ETA-9035) Employer's legally binding wage promise to DOL, required before employing H-1B/H-1B1/E-3 workersJob offer + prevailing wageLCA — wage promise to DOL (you are here)Cap lottery registration (USCIS)I-129 petition (USCIS)Visa issued / status changed (DOS or USCIS)One filing can cover MANY positions — filing counts ≠ worker counts (employers over-file for lottery/relocations); not a visaCommon path — some categories skip PERM (EB-1, NIW); timelines vary widely by country of birth. Educational info, not legal advice.Official source ↗ filing data sourced from U.S. Department of Labor OFLC disclosure files. Methodology →

4 Certified green-card approvals · FY2008–FY2025
2 Expired 33.3% rate · FY2008–FY2025
0 Denied 0.0% rate · FY2008–FY2025
0 Withdrawn 0.0% rate · FY2008–FY2025

Filings over time

How many green card applications Calfrac Well Services Corp has filed each quarter, from FY2008 to today.

FY2008 Q1: 1 filingsFY2019 Q1: 2 filingsFY2021 Q3: 1 filingsFY2022 Q1: 1 filingsFY2025 Q1: 1 filings012FY2008FY2019FY2022FY2025
Source: U.S. Department of Labor public records Updated 2026-04-11 08:05:34.412930+00:00

What this means

Calfrac Well Services Corp applied to sponsor 6 workers for green cards between 2008 and 2025. A green card application is what an employer files to help a worker stay in the U.S. permanently.

Important: everything on this page is derived from public U.S. Department of Labor records. It is not a statement of fraud, wrongdoing, or hiring intent. It describes observable filing patterns only.

Recent layoff notices

Calfrac Well Services Corp has filed 3 WARN — Worker Adjustment and Retraining Notification Act Federal law requiring 60-day advance notice of large layoffs or plant closures100+ employee firms, 50+/one-third site thresholds — WARN data captures only a FRACTION of layoffs; distributed cuts are invisibleOfficial source ↗ Act layoff notice(s) with state workforce agencies. These are public layoff notifications required by federal law.

Similar employers

Other Mining & Oil filers with comparable filing volume.

Filing data sourced from the U.S. Department of Labor's Office of Foreign Labor Certification public disclosure files. Past filings do not predict future hiring behavior. Employers may petition for review at /dispute.

Hire4Real displays public records from the U.S. Department of Labor (PERM Case Disclosure, LCA Disclosure, OEWS prevailing wages) and the U.S. Citizenship and Immigration Services H-1B Employer Data Hub. Hire4Real describes employers, not individuals. Hire4Real is not a consumer reporting agency ("CRA") as defined by the Fair Credit Reporting Act, 15 U.S.C. § 1681 et seq., and its outputs are not "consumer reports." Hire4Real is not a background check service and may not be used to make employment decisions about any individual. Hire4Real is not affiliated with or endorsed by the U.S. Department of Labor, U.S. Citizenship and Immigration Services, or any employer displayed on the site.

hire4real.fyi Source: U.S. Department of Labor Public Records Updated quarterly from public DOL records
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