PlainVisa
2026 data Public-data reference Official source

Diamond Foundry Inc

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.

12
H-1B petitions, FY2023–FY2025
100%
DOL-certified
$159,787
median offered wage
Top 12%
of sponsors by volume

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

Compare with another sponsor

Diamond Foundry Inc vs a peer vs the national average, from DOL LCA data.

Avg. offered wage$159,787 · 11% lower than Google LLC
This sponsor
Peer
$178,734
National avg.
$112,482
Certification rate100.0% · 2% higher than Google LLC
This sponsor
Peer
98.4%
National avg.
97.7%
Total petitions12 · 100% lower than Google LLC
This sponsor
Peer
30,573
National avg.
16
Filing Growth (FY2023 to FY2025) 100.0%
Wondering how long it takes USCIS to process an H-1B petition for this employer? See current I-129 processing times →

Salary Analysis

Compensation range for H-1B positions at Diamond Foundry Inc

Minimum
$99,000
Maximum
$240,000
Average Salary
$159,787

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

Petition History

H-1B filing trends from FY2023 to FY2025

FY2023 3 petitions · 100% certified · $140,000 avg
FY2024 5 petitions · 100% certified · $175,800 avg
FY2025 4 petitions · 100% certified · $152,885 avg
Year Petitions Certified Avg. Salary
FY2023 3 3 $140,000
FY2024 5 5 $175,800
FY2025 4 4 $152,885

Top Occupations

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

Geographic Distribution

Where Diamond Foundry Inc places H-1B workers across the United States

CA 10 petitions
WA 2 petitions

Recent LCA Petitions

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

Similar Employers in CA

Other H-1B sponsors based in CA, ranked by petition volume

Compare Diamond Foundry Inc vs Google LLC side-by-side →

Frequently Asked Questions

How many H-1B petitions has Diamond Foundry Inc filed?

Diamond Foundry Inc has filed 12 H-1B LCA petitions covering 12 worker positions from FY2023 to FY2025.

What is the H-1B approval rate for Diamond Foundry Inc?

Diamond Foundry Inc has a 100% certification rate, with 12 out of 12 petitions certified.

What is the average H-1B salary at Diamond Foundry Inc?

The average H-1B salary at Diamond Foundry Inc is $159,787. Salaries range from $99,000 to $240,000.

What are the most common H-1B job titles at Diamond Foundry Inc?

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.

Where is Diamond Foundry Inc located?

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.

Is Diamond Foundry Inc H-1B dependent?

No, Diamond Foundry Inc is not classified as H-1B dependent.

How has Diamond Foundry Inc's H-1B sponsorship changed over time?

Diamond Foundry Inc filed 3 petitions in FY2023 and 4 in FY2025. Average salary increased from $140,000 to $152,885.

Explore PlainVisa

Data Sources

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.

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.