Mainspring Energy, Inc.

Supplier Quality Engineer

Certified · decided Sep 9, 2025 · H-1B

This is a Labor Condition Application (LCA) as an employer filed it with the US Department of Labor. Certified means DOL accepted it, the step before a visa petition: it is not a visa or a hire. The wage is what the employer wrote on it. Data sources

Wage offered
$111,456 to $125,742 a year
Prevailing wage
$111,456 a year
Worksite
Menlo Park, CA · 2 worksites in all
Occupation
Manufacturing Engineers 17-2112
Full time
Yes
Positions
1
Kind
Change of employer
Employment
Sep 15, 2025 to Sep 14, 2028
Received
Sep 2, 2025
Employer
Mainspring Energy, Inc.
Employer’s address
Menlo Park, CA
FEIN
27-2430529
Industry (NAICS)
335312
H-1B dependent
No
Willful violator
No
Case number
I-200-25245-281725

From LCA_Disclosure_Data_FY2025_Q4.xlsx, row 29,123 (FY2025), published by the US Department of Labor on its Performance Data page.