Certification Rate
100%
12 H-1B petitions, 100% certified, $159,787 median salary, FY2023–2025.
South San Francisco, CA NAICS: 335991
The verdict
Diamond Foundry Inc filed 12 H-1B petitions, more than 88% of U.S. sponsors - certified at 100% with a $159,787 median offered wage.
Based in South San Francisco, CA. Computed live from U.S. Department of Labor LCA disclosures.
H-1B sponsorship profile: Diamond Foundry Inc. Across U.S. Department of Labor LCA disclosures, Diamond Foundry Inc filed 12 Labor Condition Applications covering 12 H-1B worker positions between fiscal year 2023 and fiscal year 2025. The employer’s DOL certification rate sits at 100% (12 certified of 12 filed), a useful proxy for how cleanly their prevailing-wage attestations pass the Labor Department’s preliminary review before USCIS adjudication.
Compensation spread. Offered wages on Diamond Foundry Inc’s H-1B petitions range from $99,000 at the low end to $240,000 at the high end, with a petition-weighted average of $159,787. That range reflects the mix of occupations the company sponsors, led by Sr. Mechanical Systems Engineer- Automation (4 petitions at $136,885 avg), followed by VP Global Supply Chain and Senior Mechanical Engineer. H-1B salaries reported on LCAs must meet or exceed the DOL prevailing wage for the role and worksite, so the spread also tracks wage-level geography and seniority.
Geographic footprint. Diamond Foundry Inc is headquartered in South San Francisco, CA under NAICS code 335991, and places H-1B workers across 2 states, most heavily in CA, WA. Combined, these signals give a granular view of how one employer uses the H-1B program, volume, approval cleanliness, wage posture, and where the jobs actually sit on the map.
Where Diamond Foundry Inc ranks. By H-1B petition volume, Diamond Foundry Inc is #14,627 of 119,880 employers nationally and #2,274 of 22,893 employers headquartered in CA. Both ranks are computed live from the same underlying petition counts, not a separate estimate.
Certification Rate
100%
Avg. Salary
$159,787
Median Salary
$159,787
Total Workers
12
Diamond Foundry Inc vs a peer vs the national average, from DOL LCA data.
Compensation range for H-1B positions at Diamond Foundry Inc
Wage vs. DOL Minimum
+19.6%
national avg +17.9%
Typical DOL Wage Level
Experienced (Level III)
50% of petitions
Full-Time Positions
100%
Primary Worksite County
SAN MATEO, CA
50% of petitions
H-1B filing trends from FY2023 to FY2025
| Year | Petitions | Certified | Avg. Salary |
|---|---|---|---|
| FY2023 | 3 | 3 | $140,000 |
| FY2024 | 5 | 5 | $175,800 |
| FY2025 | 4 | 4 | $152,885 |
Most frequently sponsored job titles at Diamond Foundry Inc
| Job Title | Petitions | Avg. Salary |
|---|---|---|
| Sr. Mechanical Systems Engineer- Automation | 4 | $136,885 |
| VP Global Supply Chain | 2 | $240,000 |
| Senior Mechanical Engineer | 1 | $143,000 |
| Process Engineer | 1 | $110,000 |
| Principal R&D Process Engineer | 1 | $160,000 |
| Principal Process Engineer | 1 | $165,000 |
| Equipment Engineer | 1 | $99,000 |
| Director, Engineering | 1 | $190,000 |
Where Diamond Foundry Inc places H-1B workers across the United States
Latest H-1B labor condition applications filed by Diamond Foundry Inc
| Job Title | Location | Salary | Status | Year |
|---|---|---|---|---|
| Sr. Mechanical Systems Engineer- Automation | Fremont, CA | $151,000 /Week | Certified | FY2025 |
| Sr. Mechanical Systems Engineer- Automation | South San Fraancisco, CA | $150,654 | Certified | FY2025 |
| Senior Mechanical Engineer | South San Francisco, CA | $143,000 | Certified | FY2025 |
| Principal Process Engineer | South San Francisco, CA | $165,000 | Certified | FY2025 |
| Process Engineer | Wenatchee, WA | $110,000 | Certified | FY2024 |
| Equipment Engineer | Wenatchee, WA | $99,000 | Certified | FY2024 |
| Director, Engineering | South San Francisco, CA | $190,000 | Certified | FY2024 |
| VP Global Supply Chain | Fremont, CA | $240,000 | Certified | FY2024 |
| VP Global Supply Chain | Fremont, CA | $240,000 | Certified | FY2024 |
| Principal R&D Process Engineer | South San Francisco, CA | $160,000 | Certified | FY2023 |
| Sr. Mechanical Systems Engineer- Automation | South San Francisco, CA | $130,000 | Certified | FY2023 |
| Sr. Mechanical Systems Engineer- Automation | South San Francisco, CA | $130,000 | Certified | FY2023 |
Other H-1B sponsors based in CA, ranked by petition volume
Essential resources for understanding H-1B visa sponsorship
Step-by-step guide from LCA filing to work authorization
Understanding prevailing wage levels I through IV
How to read and interpret DOL LCA disclosure data
Compare salaries by occupation, state, and wage level
Diamond Foundry Inc has filed 12 H-1B LCA petitions covering 12 worker positions from FY2023 to FY2025.
Diamond Foundry Inc has a 100% certification rate, with 12 out of 12 petitions certified.
The average H-1B salary at Diamond Foundry Inc is $159,787. Salaries range from $99,000 to $240,000.
The top H-1B job titles at Diamond Foundry Inc include Sr. Mechanical Systems Engineer- Automation, VP Global Supply Chain, Senior Mechanical Engineer. The most common position is Sr. Mechanical Systems Engineer- Automation with 4 petitions at an average salary of $136,885.
Diamond Foundry Inc is headquartered in South San Francisco, CA. Their H-1B workers are distributed across 2 states, with the most positions in CA, WA.
No, Diamond Foundry Inc is not classified as H-1B dependent.
Diamond Foundry Inc filed 3 petitions in FY2023 and 4 in FY2025. Average salary increased from $140,000 to $152,885.
H-1B visa petition data is sourced from the U.S. Department of Labor (DOL) Labor Condition Application (LCA) disclosure files. Data covers fiscal years 2023 through 2026. Salary figures reflect amounts listed on LCA petitions, not actual compensation paid. Certification of an LCA does not guarantee visa approval.
Source: DOL Foreign Labor Performance Data
Source: U.S. Department of Labor, Office of Foreign Labor Certification, LCA Disclosure Data (FY2023–FY2026)
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Department of Labor LCA disclosure files. Consult a qualified professional before making decisions based on this data.
Read our methodology , how this data is sourced, computed, and verified.
Every figure on PlainVisa is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.