U.S. Immigration Data

Priority dates, work visas, and labor market data

MAINSPRING ENERGY, INC

H-1B & Green Card Sponsorship Data

Source: US Dept of Labor. Represents Base Salary only. Excludes RSUs, signing bonuses, and variable compensation. View All Salary Records

4

Total Filings

2021-Present

100.0%

Approval Rate

Certified Cases

$131,381

Median Salary

Across All Roles

-66.7%

YoY Growth

Filing Volume
Sponsorship Breakdown
1
H-1B Filings
3
Green Card Filings
75.0%
Green Card Ratio
Higher = stronger green card commitment
Recent Filing Activity
By Program Type
Program Last Filing Total (2021–Present)
PERM Apr 27, 2023 3
By Role (Most Recent)
Role Last Filing Total (2021–Present)
Mechanical Design Engineer Apr 27, 2023 1
Manufacturing Engineer Mar 30, 2023 1
Product Manager, Fuels Feb 8, 2023 1
Top Roles by Filings
Role Count Median Salary Min Max
Manufacturing Engineer 1 $124,000 $124,000 $124,000
Mechanical Design Engineer 1 $105,685 $105,685 $105,685
Product Manager, Fuels 1 $140,000 $140,000 $140,000
Sr. Manager, Operations FP&A 1 $155,839 $155,839 $155,839
Salary Distribution (All Filings + Role Overlays)
10th Percentile

$111,180

25th Percentile

$119,421

Median (50th)

$132,000

75th Percentile

$143,960

90th Percentile

$151,087

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Filings by State (Chart)
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Median Salary by State (Chart)
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Filing Volume Trend
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Median Salary Trend
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Filing Pace by Program
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Year-over-Year Statistics
Fiscal Year Filings Median Salary Approval Rate
FY 2024 3 $123,228 100.0%
FY 2026 1 $155,839 100.0%
Data Source: U.S. Department of Labor (DOL) H-1B and green card (PERM) disclosure data. Represents Base Salary only (excludes RSUs, signing bonuses, and variable compensation). Data shown for fiscal years 2021 to present. Last updated: February 14, 2026