Last Updated Apr 2026
Menlo Park, CA
425 employees
Est. 2010
mainspringenergy.com
Mainspring Energy, Inc. — H-1B Visa Sponsorship Data
Mainspring Energy, Inc. LCA & H1B Filings
Mainspring Energy, Inc. H-1B sponsorship data, including all Labor Condition Applications (LCAs) filed for H-1B, E-3, and H-1B1 visa workers. Sourced from Department of Labor disclosure records. See approval rates, salary levels, and filing history below.
Sponsors H1Bs?
Yes
2025 LCA filings
34
Median H1B salary
$120,000
H1B Dependent?
No
Certified Filings by Quarter
Certified filings by quarter
| Year | Filings | Certified | Denied | Withdrawn |
|---|---|---|---|---|
| 2026 | 2 | 2 | 0 | 0 |
| 2025 | 34 | 34 | 0 | 0 |
| 2024 | 26 | 26 | 0 | 0 |
| 2023 | 16 | 16 | 0 | 0 |
| 2022 | 1 | 1 | 0 | 0 |
| 2021 | 7 | 7 | 0 | 0 |
| 2020 | 2 | 2 | 0 | 0 |
All LCA Filings
88 total| Job Title | Salary | Location | Filed | Status |
|---|---|---|---|---|
Senior Manufacturing Engineer, Upgrades I-200-26021-575523 | $139,097 | Menlo Park, CA | Jan 21, 2026 | Certified |
Senior Technical Program Manager I-200-26013-555846 | $137,592 | Menlo Park, CA | Jan 13, 2026 | Certified |
Director of C&I I-200-25346-478288 | $216,750 | Rancho Mission Viejo, CA | Dec 12, 2025 | Certified |
Sr. Manager, Operations FP&A I-203-25329-434972 | $155,839 | Anaheim Hills, CA | Nov 24, 2025 | Certified |
Supplier Quality Engineer I-200-25245-281725 | $111,456 | Menlo Park, CA | Sep 2, 2025 | Certified |
Sr. Enterprise Data System Developer I-200-25238-269273 | $123,551 | Katy, TX | Aug 26, 2025 | Certified |
Mechanical Design Engineer I-200-25195-172321 | $126,131 | Menlo Park, CA | Jul 14, 2025 | Certified |
Sr. Field Quality Engineer I-200-25175-124138 | $117,317 | Menlo Park, CA | Jun 24, 2025 | Certified |
Senior Manufacturing Supply Chain Analyst I-200-25175-124233 | $117,317 | Menlo Park, CA | Jun 24, 2025 | Certified |
Staff Supplier Quality Engineer I-200-25155-054122 | $155,750 | Menlo Park, CA | Jun 4, 2025 | Certified |
Senior Mechanical Engineer I-200-25121-929307 | $143,662 | Menlo Park, CA | May 1, 2025 | Certified |
Associate Controls Engineer I-200-25121-928395 | $104,236 | Menlo Park, CA | May 1, 2025 | Certified |
Manufacturing Quality Engineer I-200-25115-905072 | $92,976 | Menlo Park, CA | Apr 25, 2025 | Certified |
Associate Mechanical Design Engineer I-200-25084-801755 | $102,336 | Menlo Park, CA | Mar 25, 2025 | Certified |
Associate Test Engineer I-200-25080-795501 | $98,770 | Menlo Park, CA | Mar 21, 2025 | Certified |
Senior Project Manager I-200-25080-794164 | $121,451 | Pflugerville, TX | Mar 21, 2025 | Certified |
Senior Mechanical Engineer I-200-25079-791080 | $141,636 | Menlo Park, CA | Mar 20, 2025 | Certified |
Mechanical Engineer I-200-25079-792289 | $108,768 | Menlo Park, CA | Mar 20, 2025 | Certified |
Associate Automation Engineer I-200-25077-784737 | $92,317 | Menlo Park, CA | Mar 18, 2025 | Certified |
Mechanical Design Engineer I-200-25076-782002 | $118,810 | Menlo Park, CA | Mar 17, 2025 | Certified |
Electrical Engineer I-200-25073-777883 | $124,842 | Menlo Park, CA | Mar 14, 2025 | Certified |
Senior Controls Engineer I-200-25071-768225 | $134,827 | Menlo Park, CA | Mar 12, 2025 | Certified |
Associate Systems Modeling and Simulation Engineer I-200-25067-759415 | $104,236 | Menlo Park, CA | Mar 7, 2025 | Certified |
Associate Software QA Engineer I-200-25067-759394 | $90,640 | San Francisco, CA | Mar 7, 2025 | Certified |
Manufacturing Engineering Manager I-200-25067-759412 | $146,668 | Menlo Park, CA | Mar 7, 2025 | Certified |
Staff Supplier Quality Engineer I-200-25067-759391 | $155,750 | Menlo Park, CA | Mar 7, 2025 | Certified |
Test Engineer I-200-25066-757976 | $118,810 | Menlo Park, CA | Mar 7, 2025 | Certified |
Associate Fleet Operations & Analytics Engineer I-200-25063-744079 | $95,172 | Menlo Park, CA | Mar 4, 2025 | Certified |
Sales Development Representative I-200-25060-735125 | $75,000 | Washington, DC | Feb 28, 2025 | Certified |
Senior Mechanical Materials Buyer Planner I-200-25059-733327 | $98,056 | Plainfield, IL | Feb 28, 2025 | Certified |
Associate Embedded Software Engineer I-200-25058-731147 | $104,236 | Menlo Park, CA | Feb 27, 2025 | Certified |
Associate Mechanical Design Engineer I-200-25058-731110 | $95,172 | Menlo Park, CA | Feb 27, 2025 | Certified |
Site Reliability Engineer I-200-25034-662290 | $123,446 | Delaware, OH | Feb 3, 2025 | Certified |
Senior CFD Modeling Engineer I-200-25031-657761 | $134,827 | Menlo Park, CA | Jan 31, 2025 | Certified |
Electrical Engineer I-200-25010-611808 | $124,842 | Menlo Park, CA | Jan 10, 2025 | Certified |
Electrical Engineer I-200-25010-611787 | $124,842 | Menlo Park, CA | Jan 10, 2025 | Certified |
Principal Product Lifecycle Management Lead I-200-24362-574372 | $190,000 | Plain City, OH | Dec 27, 2024 | Certified |
Principal Product Lifecycle Management Lead I-200-24354-560111 | $190,000 | Plain City, OH | Dec 19, 2024 | Certified |
Staff Quality Engineer I-200-24353-556017 | $157,617 | Menlo Park, CA | Dec 18, 2024 | Certified |
Senior Mechanical Materials Buyer Planner I-200-24330-498544 | $123,517 | Menlo Park, CA | Nov 25, 2024 | Certified |
Senior Director, C&I I-200-24292-416602 | $174,429 | Ladera Ranch, CA | Oct 18, 2024 | Certified |
Enterprise Systems Software Developer I-200-24292-418312 | $97,032 | Novi, MI | Oct 18, 2024 | Certified |
Senior Manufacturing Engineer I-200-24233-280751 | $140,000 | Menlo Park, CA | Aug 20, 2024 | Certified |
Supplier Quality Engineer I-200-24211-229945 | $113,900 | Menlo Park, CA | Jul 29, 2024 | Certified |
Senior Technical Program Manager I-200-24207-222828 | $122,400 | Menlo Park, CA | Jul 25, 2024 | Certified |
Embedded Software Engineer I-200-24197-196611 | $116,160 | Menlo Park, CA | Jul 15, 2024 | Certified |
Staff Technical Program Manager I-200-24187-177347 | $173,000 | Menlo Park, CA | Jul 5, 2024 | Certified |
Mechanical Engineering Manager I-200-24155-065966 | $162,000 | Menlo Park, CA | Jun 3, 2024 | Certified |
Salesforce Admin - Enterprise Data Systems I-200-24142-022154 | $100,589 | Menlo Park, CA | May 21, 2024 | Certified |
Software Automation Engineer I-200-24135-992667 | $115,066 | Menlo Park, CA | May 14, 2024 | Certified |
Embedded Software Manager I-200-24134-988059 | $189,590 | Menlo Park, CA | May 13, 2024 | Certified |
Senior Recruiter I-200-24114-916597 | $106,500 | Novi, MI | Apr 23, 2024 | Certified |
Mechanical Design Engineer I-200-24079-814036 | $115,000 | Menlo Park, CA | Mar 19, 2024 | Certified |
Senior Mechanical Engineer I-200-24072-793117 | $137,301 | Menlo Park, CA | Mar 12, 2024 | Certified |
Controls Test Engineer I-200-24072-793092 | $105,000 | Menlo Park, CA | Mar 12, 2024 | Certified |
Associate Controls Test Engineers I-200-24068-781471 | $95,000 | Menlo Park, CA | Mar 7, 2024 | Certified |
Staff Mechanical Engineer I-200-24068-781436 | $160,077 | Menlo Park, CA | Mar 7, 2024 | Certified |
Modeling and Simulation Engineer I-200-24066-776427 | $125,000 | Menlo Park, CA | Mar 6, 2024 | Certified |
Controls Engineer I-200-24061-763182 | $135,000 | Menlo Park, CA | Mar 1, 2024 | Certified |
Associate Software Test Engineer I-200-24059-755412 | $95,000 | Menlo Park, CA | Feb 28, 2024 | Certified |
Associate Fleet Operations & Analytics Engineer I-200-24053-739667 | $95,000 | Menlo Park, CA | Feb 22, 2024 | Certified |
Controls Engineer I-200-24052-737680 | $135,000 | Menlo Park, CA | Feb 21, 2024 | Certified - Withdrawn |
Sr. Materials & Process Engineer I-200-23278-413848 | $118,830 | Menlo Park, CA | Oct 5, 2023 | Certified |
Mechanical Design Engineer I-200-23261-354967 | $114,546 | Menlo Park, CA | Sep 18, 2023 | Certified |
Associate Test Engineer I-200-23220-246491 | $91,770 | Menlo Park, CA | Aug 8, 2023 | Certified |
Associate Controls Test Engineer I-200-23219-242908 | $92,955 | Menlo Park, CA | Aug 7, 2023 | Certified |
Cable Harness Design Engineer I-200-23181-158408 | $105,685 | Menlo Park, CA | Jun 30, 2023 | Certified - Withdrawn |
Commercial Business Analyst I-200-23180-153937 | $99,846 | Menlo Park, CA | Jun 29, 2023 | Certified |
Staff Embedded Software Engineer I-200-23160-094705 | $167,149 | Menlo Park, CA | Jun 9, 2023 | Certified |
Senior Manufacturing Engineer I-200-23156-080421 | $120,000 | Menlo Park, CA | Jun 5, 2023 | Certified |
Staff Embedded Software Engineer I-200-23151-065026 | $158,080 | Menlo Park, CA | May 31, 2023 | Certified |
NPI Manufacturing Engineer I-200-23146-059057 | $120,000 | Menlo Park, CA | May 26, 2023 | Certified |
Senior Product Marketing Manager I-200-23143-048336 | $132,101 | Menlo Park, CA | May 23, 2023 | Certified - Withdrawn |
Senior HR Generalist I-200-23136-026366 | $95,264 | Menlo Park, CA | May 16, 2023 | Certified |
Associate Electrical Engineer I-200-23118-975514 | $99,861 | Menlo Park, CA | Apr 28, 2023 | Certified |
Enterprise Systems Software Developer I-200-23102-925795 | $108,347 | Menlo Park, CA | Apr 12, 2023 | Certified |
Senior Staff Mechanical Engineer I-200-23072-844246 | $148,096 | Menlo Park, CA | Mar 13, 2023 | Certified - Withdrawn |
Vice President and General Manager, C&I I-200-23052-790818 | $250,000 | Menlo Park, CA | Feb 21, 2023 | Certified |
Senior Enterprise Data System Developer I-200-22356-655733 | $93,226 | Houston, TX | Dec 21, 2022 | Certified |
Engineer, Materials and Process I-200-21350-770553 | $115,000 | Menlo Park, CA | Dec 16, 2021 | Certified - Withdrawn |
Staff Mechanical Engineer I-200-21216-502303 | $152,000 | Menlo Park, CA | Aug 4, 2021 | Certified |
Sr. to Staff Mechanical Design Engineer I-200-21209-489649 | $148,000 | Menlo Park, CA | Jul 28, 2021 | Certified |
Senior Product Marketing Manager I-200-21182-439855 | $140,000 | Menlo Park, CA | Jul 1, 2021 | Certified |
NPI Engineer I-200-21182-440452 | $120,000 | Menlo Park, CA | Jul 1, 2021 | Certified - Withdrawn |
Manufacturing Engineer I-200-21173-418727 | $105,000 | Menlo Park, CA | Jun 22, 2021 | Certified |
Senior Technical Program Manager I-200-21039-063556 | $120,370 | Menlo Park, CA | Feb 8, 2021 | Certified |
Senior Automation Controls Engineer I-200-20357-976226 | $113,589 | Menlo Park, CA | Dec 22, 2020 | Certified |
NPI Manufacturing Engineer I-200-20325-922011 | $92,556 | Menlo Park, CA | Nov 20, 2020 | Certified |
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Frequently Asked Questions
Yes. Mainspring Energy, Inc. has filed 88 H-1B Labor Condition Applications (LCAs) with the Department of Labor, covering 88 total positions across 6 states. The median salary for Mainspring Energy, Inc.'s sponsored positions is $120,000.
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