Mainspring Energy, Inc.

Test Engineer

Certified · decided Jun 5, 2026 · 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
$108,768 to $138,432 a year
Prevailing wage
$101,629 a year, level I
Worksite
Menlo Park, CA · San Mateo County
Occupation
Mechanical Engineers 17-2141
Full time
Yes
Positions
1
Kind
New employment
Employment
Oct 1, 2026 to Sep 30, 2029
Received
May 29, 2026
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-200-26150-964767

From LCA_Disclosure_Data_FY2026_Q3.xlsx, row 378,292 (FY2026), published by the US Department of Labor on its Performance Data page.