ME
Manufacturing Verified H1B Sponsor

Mainspring Energy, Inc. H1B Visa Sponsorship

Menlo Park, CA mainspringenergy.comLast filing: Aug 2024

Yes, Mainspring Energy, Inc. sponsors H1B visas. They have filed 55 LCA petitions with the DOL and hold a 87.3% approval rate. Average H1B salary: $123,497/yr.

55

Total H1B Filings

87.3%

Approval Rate

H-1B

Primary Visa Type

$123,497

Avg H1B Salary

Approval Rate

87.3%

LCA certified / filed

Certified

48

LCA cases approved

Avg Annual Wage

$123,497

$75,000 – $250,000

Total Filings

55

7 withdrawn · 0 denied

About This H1B Sponsor

Mainspring Energy, Inc. is a verified H1B visa sponsor headquartered in Menlo Park, CA. The company has filed 55 LCA petitions with the U.S. Department of Labor, achieving a 87.3% approval rate across all filings. H1B workers at Mainspring earn an average annual wage of $123,497, reflecting prevailing wage compliance across all sponsored roles. The company actively hires new H1B workers, with 13 new employment petitions on record. Mainspring also accepts H1B transfers, making it an option for workers already on H1B status looking to change employers. Based on DOL public disclosure data, Mainspring is considered a H1B sponsor in the CA region.

Types of H1B roles filed

Associate Controls Test EngineerAssociate Controls Test EngineersAssociate Electrical EngineerAssociate Fleet Operations & Analytics EngineerAssociate Software Test EngineerAssociate Test Engineer

Immigration Attorneys & HR Contacts

0+ contacts who handle H1B filings for Mainspring Energy, Inc.

M

LCA Immigration Contact

On file with DOL for Mainspring Energy, Inc.

S••••••@mainspringenergy.com

(650) •••-••10

Unlock Full Attorney & HR Directory

Get verified names, direct emails, and phone numbers for immigration attorneys and HR contacts at Mainspring Energy, Inc..

Full attorney names + direct emails HR immigration contacts Attorney approval rates + case history Access for 500+ top sponsors
Unlock Premium Access

One-time access · No subscription required

Petition Breakdown

13

New Employment

14

Transfers

5

Renewals

Mainspring Energy, Inc. accepts H1B transfers, 14 transfer cases on record. You can start working immediately once the petition is filed.

Get every sponsor's full filing history

CSV-exportable data for all 105,000+ H1B sponsors, filterable by state, industry, and wage level.

Sponsor Lookup, $14/mo

H1B Salary at Mainspring Energy, Inc., 2026 Data

$123,497

Average annual salary · Based on 48 certified LCA filings

-6%

vs national H1B avg
($132,000)

Typical range by seniority

Based on prevailing wage levels filed

$108,677

Entry-level roles

$123,497

All-roles average

$150,666+

Principal / Staff

Salary Estimate by Experience Level

Level I, Entry

13 cases (25%)

~$88,918

est. annual

Level II, Qualified

19 cases (37%)

~$108,677

est. annual

Level III, Experienced

12 cases (23%)

~$129,672

est. annual

Level IV, Fully Competent

8 cases (15%)

~$150,666

est. annual

Estimates derived from prevailing wage level multipliers applied to the $123,497 overall average. Source: DOL LCA public disclosure data.

Top H1B Job Categories

Embedded Software EngineerEmbedded Software ManagerEngineer, Materials and ProcessEnterprise Systems Software DeveloperManufacturing Quality EngineerMechanical Design EngineerMechanical EngineerMechanical Engineering ManagerModeling and Simulation EngineerNPI Manufacturing Engineer

+5 more titles on record

H1B Application Tips for Mainspring Energy, Inc.

1

Apply early in the fiscal year

Mainspring Energy, Inc. has filed 55 LCA petitions over its history. Roles approved by April 1 are lottery-eligible for October start dates. Submit applications by February at the latest for the best selection timing.

2

Leverage H1B transfer eligibility

With 14 transfer petitions on file, Mainspring clearly accepts H1B portability. If you're already on H1B status with another employer, you can start working at Mainspring as soon as the petition is filed, no need to wait for approval.

3

Benchmark your salary against Mainspring's LCA wages

The average wage at Mainspring Energy, Inc. across all LCA filings is $123,497. When negotiating, ensure your offered salary meets or exceeds the DOL prevailing wage for your SOC code and location, this is required on the LCA form.

4

Get your documents in order before your offer

Have your degree certificates, transcripts, and prior visa documents ready before Mainspring's HR initiates the petition. Gaps in documentation are the top cause of RFEs (Requests for Evidence) from USCIS.

5

Check Mainspring's worksite state requirements

Mainspring Energy, Inc. has sponsored workers in CA, MI, OH, TX and other states. If your role involves remote work or multiple worksites, the employer must file an amended LCA for each primary worksite. Confirm your work location with HR during the offer stage.

Get notified when Mainspring Energy, Inc. posts a new H1B role

Real-time alerts for H1B-sponsored openings matched to your target companies and roles.

Job Alerts Pro, $25/mo

Mainspring Energy, Inc. H1B Sponsorship, FAQ

Does Mainspring Energy, Inc. sponsor H1B visas?

Yes, Mainspring Energy, Inc. is a verified H1B sponsor with 48 certified LCA petitions on file with the U.S. Department of Labor. Their overall approval rate is 87.3%, based on public LCA disclosure data.

Does Mainspring Energy, Inc. accept H1B transfers?

Yes, Mainspring Energy, Inc. has filed 14 H1B transfer (change of employer) petitions. Under H1B portability rules, you can begin working at Mainspring Energy, Inc. as soon as the transfer petition is filed, without waiting for approval.

What is the average H1B salary at Mainspring Energy, Inc.?

Based on LCA filings, the average annual wage at Mainspring Energy, Inc. is $123,497, with a range from $75,000 to $250,000. These are DOL prevailing wages filed as part of the H1B process.

Where does Mainspring Energy, Inc. sponsor H1B workers?

Mainspring Energy, Inc. has sponsored H1B workers at worksites in: CA, MI, OH, TX. If your role involves a different state, the employer must file an amended LCA for that worksite.

Is Mainspring Energy, Inc. a good H1B sponsor?

Mainspring Energy, Inc. has a 87.3% approval rate across 55 filings. This is within the normal range for employers of this size. All data is sourced from the DOL Foreign Labor Certification Data Center public disclosure records.

Looking for open roles at Mainspring Energy, Inc.?

Browse current H1B-sponsored openings from this employer.

Find H1B Jobs Here

Verified sponsors. Real LCA salaries. Updated daily.

Sponsorship Summary

Total Filings
55
Certified
48
Withdrawn
7
Denied
0
Approval Rate
87.3%
Avg Wage
$123,497
Headquarters
Menlo Park, CA

Prevailing Wage Levels

Level I, Entry
13 (24%)
Level II, Qualified
19 (35%)
Level III, Experienced
12 (22%)
Level IV, Fully Competent
8 (15%)
Unspecified
3 (5%)

Worksite States

Browse More Sponsors

Explore 105,000+ H1B sponsoring companies

New to H1B Sponsorship?

Learn how sponsorship works, what to look for in a sponsor, and how to maximize lottery odds.

Read the complete sponsorship guide

Data Sources

LCA approval rates reflect DOL certification only and do not include USCIS I-129 adjudications.