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NorthStar Medical Radioisotopes, LLC

15 H-1B petitions, 93.3% certified, $115,525 median salary, FY2023–2025.

Beloit, WI NAICS: 325412

The verdict

NorthStar Medical Radioisotopes, LLC filed 15 H-1B petitions, more than 90% of U.S. sponsors - certified at 93.3% with a $115,525 median offered wage.

15
H-1B petitions, FY2023–FY2025
93.3%
DOL-certified
$115,525
median offered wage
Top 10%
of sponsors by volume

Based in Beloit, WI. Computed live from U.S. Department of Labor LCA disclosures.

H-1B sponsorship profile: NorthStar Medical Radioisotopes, LLC. Across U.S. Department of Labor LCA disclosures, NorthStar Medical Radioisotopes, LLC filed 15 Labor Condition Applications covering 15 H-1B worker positions between fiscal year 2023 and fiscal year 2025. The employer’s DOL certification rate sits at 93.3% (14 certified of 15 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 NorthStar Medical Radioisotopes, LLC’s H-1B petitions range from $78,000 at the low end to $149,000 at the high end, with a petition-weighted average of $115,525. That range reflects the mix of occupations the company sponsors, led by Senior Validation Engineer (2 petitions at $129,000 avg), followed by Senior Regulatory Affairs Training Specialist and SENIOR MANUFACTURING 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. NorthStar Medical Radioisotopes, LLC is headquartered in Beloit, WI under NAICS code 325412, and places H-1B workers across 1 state, most heavily in WI. 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 NorthStar Medical Radioisotopes, LLC ranks. By H-1B petition volume, NorthStar Medical Radioisotopes, LLC is #12,524 of 119,880 employers nationally and #117 of 1,039 employers headquartered in WI. Both ranks are computed live from the same underlying petition counts, not a separate estimate.

Certification Rate

93.3%

Avg. Salary

$115,525

Median Salary

$115,525

Total Workers

15

Compare with another sponsor

NorthStar Medical Radioisotopes, LLC vs a peer vs the national average, from DOL LCA data.

Avg. offered wage$115,525 · 13% lower than Fiserv Solutions, LLC
This sponsor
Peer
$132,779
National avg.
$112,482
Certification rate93.3% · 6% lower than Fiserv Solutions, LLC
This sponsor
Peer
99.5%
National avg.
97.7%
Total petitions15 · 99% lower than Fiserv Solutions, LLC
This sponsor
Peer
1,324
National avg.
16
Filing Growth (FY2023 to FY2025) 83.0%
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 NorthStar Medical Radioisotopes, LLC

Minimum
$78,000
Maximum
$149,000
Average Salary
$115,525

Wage vs. DOL Minimum

+18.7%

national avg +17.9%

Typical DOL Wage Level

Fully Competent (Level IV)

60% of petitions

Full-Time Positions

100%

Primary Worksite County

ROCK, WI

80% of petitions

Petition History

H-1B filing trends from FY2023 to FY2025

FY2023 6 petitions · 100% certified · $118,333 avg
FY2024 4 petitions · 100% certified · $103,219 avg
FY2025 5 petitions · 80% certified · $121,998 avg
Year Petitions Certified Avg. Salary
FY2023 6 6 $118,333
FY2024 4 4 $103,219
FY2025 5 4 $121,998

Top Occupations

Most frequently sponsored job titles at NorthStar Medical Radioisotopes, LLC

Job Title Petitions Avg. Salary
Senior Validation Engineer 2 $129,000
Senior Regulatory Affairs Training Specialist 2 $91,012
SENIOR MANUFACTURING ENGINEER 2 $112,500
Lead Engineer, Validation Engineering 2 $141,100
Sustaining and Service Development Engineer 1 $78,000
Sr. Validation Engineer 1 $133,306
Sr Mechanical Engineer, Thermal Systems 1 $115,561
Senior Manufacturing Engineer 1 $130,000
Mechanical Systems Engineer 1 $78,000
Mechanical Engineer II, Thermal Systems 1 $101,777
MANAGER, PHARMACEUTICAL VALIDATION ENGINEERING 1 $149,000

Geographic Distribution

Where NorthStar Medical Radioisotopes, LLC places H-1B workers across the United States

WI 15 petitions

Recent LCA Petitions

Latest H-1B labor condition applications filed by NorthStar Medical Radioisotopes, LLC

Job Title Location Salary Status Year
Senior Regulatory Affairs Training Specialist Beloit, WI $92,709 Certified FY2025
Lead Engineer, Validation Engineering Beloit, WI $141,100 Certified FY2025
Lead Engineer, Validation Engineering Beloit, WI $141,100 Withdrawn FY2025
Mechanical Engineer II, Thermal Systems Madison, WI $101,777 Certified FY2025
Sr. Validation Engineer Beloit, WI $133,306 Certified FY2025
Sr Mechanical Engineer, Thermal Systems Madison, WI $115,561 Certified FY2024
Senior Regulatory Affairs Training Specialist Beloit, WI $89,315 Certified FY2024
Senior Validation Engineer Beloit, WI $130,000 Certified FY2024
Mechanical Systems Engineer Beloit, WI $78,000 Certified FY2024
Sustaining and Service Development Engineer Beloit, WI $78,000 Certified FY2023
Senior Validation Engineer Beloit, WI $128,000 Certified FY2023
Senior Manufacturing Engineer Beloit, WI $130,000 Certified FY2023
SENIOR MANUFACTURING ENGINEER Beloit, WI $100,000 Certified FY2023
SENIOR MANUFACTURING ENGINEER Beloit, WI $125,000 Certified FY2023
MANAGER, PHARMACEUTICAL VALIDATION ENGINEERING Madison, WI $149,000 Certified FY2023

Similar Employers in WI

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

Compare NorthStar Medical Radioisotopes, LLC vs Fiserv Solutions, LLC side-by-side →

Frequently Asked Questions

How many H-1B petitions has NorthStar Medical Radioisotopes, LLC filed?

NorthStar Medical Radioisotopes, LLC has filed 15 H-1B LCA petitions covering 15 worker positions from FY2023 to FY2025.

What is the H-1B approval rate for NorthStar Medical Radioisotopes, LLC?

NorthStar Medical Radioisotopes, LLC has a 93.3% certification rate, with 14 out of 15 petitions certified.

What is the average H-1B salary at NorthStar Medical Radioisotopes, LLC?

The average H-1B salary at NorthStar Medical Radioisotopes, LLC is $115,525. Salaries range from $78,000 to $149,000.

What are the most common H-1B job titles at NorthStar Medical Radioisotopes, LLC?

The top H-1B job titles at NorthStar Medical Radioisotopes, LLC include Senior Validation Engineer, Senior Regulatory Affairs Training Specialist, SENIOR MANUFACTURING ENGINEER. The most common position is Senior Validation Engineer with 2 petitions at an average salary of $129,000.

Where is NorthStar Medical Radioisotopes, LLC located?

NorthStar Medical Radioisotopes, LLC is headquartered in Beloit, WI.

Is NorthStar Medical Radioisotopes, LLC H-1B dependent?

No, NorthStar Medical Radioisotopes, LLC is not classified as H-1B dependent.

How has NorthStar Medical Radioisotopes, LLC's H-1B sponsorship changed over time?

NorthStar Medical Radioisotopes, LLC filed 6 petitions in FY2023 and 5 in FY2025. Average salary increased from $118,333 to $121,998.

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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.