Mainspring Energy Inc.
Manufacturing · Primarily CA · PERM filings 2023–2024
Overview
Mainspring Energy Inc. is a Manufacturing employer that has filed 12 PERM green-card applications between FY2023 and FY2024. That places it #6,656 among all U.S. PERM sponsors in our dataset. 11 were certified (91.7% approval rate), taking about 464 days on average. The most-sponsored role is Mechanical Engineers, with most worksites in CA, and the median sponsored wage is $133,515.
12
PERM filings
91.7%
approval
0
denied
$133,515
median wage
464d
avg processing
Worker background
Across 3 filings with beneficiary data, the most common country of origin is INDIA (33%). (From legacy PERM form data, FY2020–FY2024.)
Top countries of origin
- India1
- France1
- Mexico1
Prior visa status
- H-1B2
- TN1
Education
- Master's2
- Bachelor's1
PERM filings by year
Occupations & job titles
The occupations Mainspring Energy Inc. most often sponsors, with average wages.
| Occupation | Filings | Avg wage |
|---|---|---|
| Mechanical Engineers | 5 | $133,173 |
| Industrial Engineers | 2 | $128,758 |
| Manufacturing Engineers | 1 | $88,629 |
| Project Management Specialists | 1 | $132,000 |
| Computer Network Architects | 1 | $140,016 |
| Marketing Managers | 1 | $252,699 |
| Market Research Analysts and Marketing Specialists | 1 | $140,000 |
Common job titles
Worksite states
Wage range
$105,685
25th
$133,515
median
$145,008
75th
$160,077
90th
Law firms used
- Fragomen, Del Rey, Bernsen & Loewy, LLP9
- Fragomen, Del Rey, Bernsen Loewy, LLP3
Recent filings
| Case | Job title | Status | Worksite | Decision |
|---|---|---|---|---|
| G-100-24218-244357 | Manufacturing Quality Engineer | Certified | Menlo Park, CA | Jan 13, 2026 |
| G-100-24138-007905 | VP and General Manager, C&I | Certified | Menlo Park, CA | Aug 25, 2025 |
| G-100-24103-881731 | Staff Mechanical Engineer | Certified | Menlo Park, CA | Jul 30, 2025 |
| G-100-24100-868290 | Supplier Quality Engineer | Certified | Menlo Park, CA | Jul 28, 2025 |
| G-100-24040-706803 | Mechanical Engineer | Certified | Menlo Park, CA | Jun 24, 2025 |
| G-100-24044-714106 | Associate Mechanical Engineer | Certified | Menlo Park, CA | Jun 24, 2025 |
| G-100-24045-717689 | Site Reliability Engineer | Certified | Menlo Park, CA | Jun 24, 2025 |
| G-100-24045-718344 | Senior CFD Modeling Engineer | Certified | Menlo Park, CA | Jun 24, 2025 |
| G-100-24037-698426 | Sr. Technical Program Manager | Certified | Menlo Park, CA | Jun 16, 2025 |
| A-23069-11231 | Mechanical Design Engineer | Certified | Menlo Park, CA | May 6, 2024 |
| A-23045-01319 | Senior Manufacturing Engineer | Certified | Menlo Park, CA | Apr 9, 2024 |
| A-23031-95590 | Product Manager, Fuels | Certified-Expired | Menlo Park, CA | Mar 8, 2024 |
Source: U.S. DOL OFLC PERM disclosure data. Wages are annual-equivalent; outliers excluded.