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Mainspring Energy, Inc.

Exact employer profile · All loaded years

Matching filings111

Median yearly base wage$120,000n=99 eligible

Middle 50% of yearly wages$104,149 – $137,925

Most reported worksiteMenlo Park, CA95 matching filings

Explore this companyMost reported roleSenior Technical Program Manager Top worksiteMenlo Park Individual recordsInspect dates & base salaries

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Salary records

111 matching H-1B filings

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Reported base wages in USD · pay period shown beside each amount · select a salary for case details

Employer	Job title	Base salary	Location	Submit date	Start date
Mainspring Energy, Inc.	Electrical Engineer	Filing details $130,162 /yr I-200-26166-015042 Reported wage: $130,162–$140,162 / year Annualized: $130,162 Status: Certified Fiscal year: 2026 Decision: 2026-06-23 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/15/2026	10/01/2026
Mainspring Energy, Inc.	Staff Software Release Manager	Filing details $187,977 /yr I-200-26166-015940 Reported wage: $187,977–$197,977 / year Annualized: $187,977 Status: Certified Fiscal year: 2026 Decision: 2026-06-23 Employment end: 2029-06-21 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/15/2026	06/22/2026
Mainspring Energy, Inc.	Associate Embedded Software Engineer	Filing details $116,481 /yr I-200-26163-008096 Reported wage: $116,481–$132,664 / year Annualized: $116,481 Status: Certified Fiscal year: 2026 Decision: 2026-06-18 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/11/2026	10/01/2026
Mainspring Energy, Inc.	Staff Mechanical Buyer Planner	Filing details $121,975 /yr I-200-26156-986500 Reported wage: $121,975–$165,025 / year Annualized: $121,975 Status: Certified Fiscal year: 2026 Decision: 2026-06-12 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Mountain House, CA	06/05/2026	10/01/2026
Mainspring Energy, Inc.	Test Engineer	Filing details $108,768 /yr I-200-26150-964767 Reported wage: $108,768–$138,432 / year Annualized: $108,768 Status: Certified Fiscal year: 2026 Decision: 2026-06-05 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/29/2026	10/01/2026
Mainspring Energy, Inc.	Fleet Operations & Analytics Engineer	Filing details $117,458 /yr I-200-26150-964792 Reported wage: $117,458–$128,800 / year Annualized: $117,458 Status: Certified Fiscal year: 2026 Decision: 2026-06-05 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/29/2026	10/01/2026
Mainspring Energy, Inc.	Logistics Specialist	Filing details $86,108 /yr I-200-26150-964821 Reported wage: $86,108–$109,592 / year Annualized: $86,108 Status: Certified Fiscal year: 2026 Decision: 2026-06-05 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/29/2026	10/01/2026
Mainspring Energy, Inc.	Associate Electrical Engineer	Filing details $99,861 /yr I-200-23118-975514 Reported wage: $99,861–$103,000 / year Annualized: $99,861 Status: Certified - Withdrawn Fiscal year: 2026 Decision: 2026-06-01 Employment end: 2026-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	04/28/2023	10/01/2023
Mainspring Energy, Inc.	Senior Manufacturing Engineer, Upgrades	Filing details $139,097 /yr I-200-26021-575523 Reported wage: $139,097–$156,400 / year Annualized: $139,097 Status: Certified - Withdrawn Fiscal year: 2026 Decision: 2026-06-01 Employment end: 2029-01-18 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	01/21/2026	01/21/2026
Mainspring Energy, Inc.	Test Engineer	Filing details $126,131 /yr I-200-26135-917148 Reported wage: $126,131–$138,432 / year Annualized: $126,131 Status: Certified Fiscal year: 2026 Decision: 2026-05-22 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/15/2026	10/01/2026
Mainspring Energy, Inc.	Controls Engineer	Filing details $123,950 /yr I-200-26133-903985 Reported wage: $123,950–$152,275.2 / year Annualized: $123,950 Status: Certified Fiscal year: 2026 Decision: 2026-05-20 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/13/2026	10/01/2026
Mainspring Energy, Inc.	Sr. Enterprise Systems Software Developer	Filing details $102,190 /yr I-200-26119-851367 Reported wage: $102,190–$167,157.1 / year Annualized: $102,190 Status: Certified Fiscal year: 2026 Decision: 2026-05-06 Employment end: 2029-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	South Lyon, MI	04/29/2026	10/01/2026
Mainspring Energy, Inc.	Sr. Materials & Process Engineer	Filing details $138,258 /yr I-200-26117-839304 Reported wage: $138,258–$170,568 / year Annualized: $138,258 Status: Certified Fiscal year: 2026 Decision: 2026-05-04 Employment end: 2029-10-15 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	04/27/2026	10/16/2026
Mainspring Energy, Inc.	Mechanical Design Engineer - Electromechanical	Filing details $114,206.4 /yr I-200-26107-804417 Reported wage: $114,206.4–$145,353.6 / year Annualized: $114,206 Status: Certified Fiscal year: 2026 Decision: 2026-04-23 Employment end: 2029-04-26 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	04/16/2026	04/27/2026
Mainspring Energy, Inc.	Senior Mechanical Design Engineer, Electromechanical	Filing details $152,823 /yr I-200-26105-796969 Reported wage: $152,823–$170,568 / year Annualized: $152,823 Status: Certified Fiscal year: 2026 Decision: 2026-04-22 Employment end: 2029-04-19 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	04/15/2026	04/20/2026
Mainspring Energy, Inc.	Sr. Associate, Project Analytics	Filing details $110,500 /yr I-200-26098-769837 Reported wage: $110,500–$149,500 / year Annualized: $110,500 Status: Certified Fiscal year: 2026 Decision: 2026-04-15 Employment end: 2029-07-09 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	04/08/2026	07/10/2026
Mainspring Energy, Inc.	Senior Technical Program Manager	Filing details $137,592 /yr I-200-26013-555846 Reported wage: $137,592–$170,568 / year Annualized: $137,592 Status: Certified Fiscal year: 2026 Decision: 2026-01-21 Employment end: 2029-04-29 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	01/13/2026	04/30/2026
Mainspring Energy, Inc.	Director Of C&I	Filing details $216,750 /yr I-200-25346-478288 Reported wage: $216,750–$293,250 / year Annualized: $216,750 Status: Certified Fiscal year: 2026 Decision: 2025-12-19 Employment end: 2029-06-02 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Rancho Mission Viejo, CA	12/12/2025	06/03/2026
Mainspring Energy, Inc.	Supplier Quality Engineer	Filing details $111,456 /yr I-200-25245-281725 Reported wage: $111,456–$125,742.4 / year Annualized: $111,456 Status: Certified Fiscal year: 2025 Decision: 2025-09-09 Employment end: 2028-09-14 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	09/02/2025	09/15/2025
Mainspring Energy, Inc.	Sr. Enterprise Data System Developer	Filing details $123,550.9 /yr I-200-25238-269273 Reported wage: $123,550.9–$167,157.1 / year Annualized: $123,551 Status: Certified Fiscal year: 2025 Decision: 2025-09-03 Employment end: 2029-01-02 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Katy, TX	08/26/2025	01/03/2026
Mainspring Energy, Inc.	Salesforce Admin - Enterprise Data Systems	Filing details $100,589 /yr I-200-24142-022154 Reported wage: $100,589–$128,000 / year Annualized: $100,589 Status: Certified - Withdrawn Fiscal year: 2025 Decision: 2025-07-24 Employment end: 2027-05-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	05/21/2024	05/31/2024
Mainspring Energy, Inc.	Mechanical Design Engineer	Filing details $126,131 /yr I-200-25195-172321 Reported wage: $126,131–$138,432 / year Annualized: $126,131 Status: Certified Fiscal year: 2025 Decision: 2025-07-21 Employment end: 2028-12-19 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	07/14/2025	12/20/2025
Mainspring Energy, Inc.	Sr. Field Quality Engineer	Filing details $117,317 /yr I-200-25175-124138 Reported wage: $117,317–$158,723 / year Annualized: $117,317 Status: Certified Fiscal year: 2025 Decision: 2025-07-01 Employment end: 2028-07-06 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/24/2025	07/07/2025
Mainspring Energy, Inc.	Senior Manufacturing Supply Chain Analyst	Filing details $117,317 /yr I-200-25175-124233 Reported wage: $117,317–$158,723 / year Annualized: $117,317 Status: Certified Fiscal year: 2025 Decision: 2025-07-01 Employment end: 2028-07-06 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/24/2025	07/07/2025
Mainspring Energy, Inc.	Staff Supplier Quality Engineer	Filing details $155,750 /yr I-200-25155-054122 Reported wage: $155,750–$183,597.5 / year Annualized: $155,750 Status: Certified Fiscal year: 2025 Decision: 2025-06-11 Employment end: 2028-09-30 Worker positions: 1 Employer-reported disclosure · Base wage, not total compensation.	Menlo Park, CA	06/04/2025	10/01/2025

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About Mainspring Energy, Inc. H-1B salary records

This view contains 111 matching filings across all loaded fiscal years. The median reported yearly base wage is $120,000, based on 99 certified filings with positive yearly pay. These are filing-level observations, not unique employees or total compensation.

Read each filing in context.

Base wages preserve the disclosed pay period. Select a salary to see its case status, dates, worker positions, and annualized estimate. Salary charts use certified, positive yearly base wages; LCAs are not visa approvals. Subsidiaries and previous legal names have separate profiles. Methodology & coverage ↗

THE BIG PICTURE

Mainspring Energy, Inc. insights

Official U.S. DOL records

Filing & salary trends

How reported activity and wages changed over time

All loaded years · FY 2016–2026

FY 2026*18 filings$122,963 median · n=16

*FY 2026 covers Q1–Q3 through June; earlier years cover full fiscal years. Median: certified, positive yearly base wages; nominal USD.

Salary distribution

Where reported yearly base wages concentrate

All loaded years · FY 2016–2026

$100k–$125kMost common wage band

$0$125k$250k+

$25k bands · 99 certified filings with positive yearly wages. Final band includes all wages ≥$250k.

Salary ranges by role

Which common roles report higher base wages?

All loaded years · FY 2016–2026

Not enough eligible records to compare groups. Each group needs at least 20.

Up to six of the eight most-filed roles, ordered by median pay. At least 20 certified, positive yearly wages per group. Bars compare median yearly base salary from a zero baseline. Typical range contains the middle 50% of wages. Click a group to inspect its filings.

Salary ranges by city

How does reported pay differ across common worksites?

All loaded years · FY 2016–2026

Menlo Park, CA$118,830 median

Typical range: $104,236–$137,44783 salary records

$0$75,000$150,000

Up to six of the eight most-filed worksites, ordered by median pay. At least 20 certified, positive yearly wages per group. Bars compare median yearly base salary from a zero baseline. Typical range contains the middle 50% of wages. Click a group to inspect its filings.

Case outcomes

Certification and withdrawal context

All loaded years · FY 2016–2026

89.2%Certified LCAs

Certified99 89.2%

Certified - Withdrawn12 10.8%

Denominator: all 111 matching filings. LCA certification is not a visa approval rate.

Salary benchmarks

Reported wage percentiles, from P10 to P90

All loaded years · FY 2016–2026

$120,000Median reported annual base wage

10th percentile$93,176

25th percentile$104,149

Median (50th)$120,000

75th percentile$137,925

90th percentile$160,462

n=99 certified filings with positive yearly wages. Percentiles describe filings, not unique workers or total compensation.

Source: U.S. Department of Labor LCA disclosures · FY 2016–2026 (FY 2026 partial) · salary charts exclude non-yearly pay, non-certified cases, and missing or non-positive wages. Coverage & methodology