H-1B sponsorship profile: Amphastar Pharmaceuticals Inc. Across U.S. Department of Labor LCA disclosures, Amphastar Pharmaceuticals Inc filed 15 Labor Condition Applications covering 15 H-1B worker positions between fiscal year 2023 and fiscal year 2026. The employer’s DOL certification rate sits at 100% (15 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 Amphastar Pharmaceuticals Inc’s H-1B petitions range from $55,120 at the low end to $178,256 at the high end, with a petition-weighted average of $111,649. That range reflects the mix of occupations the company sponsors, led by Supervisor of Executive Office (2 petitions at $102,669 avg), followed by Senior Statistical Data Analyst and 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. Amphastar Pharmaceuticals Inc is headquartered in Rancho Cucamonga, CA under NAICS code 32541, and places H-1B workers across 1 state, most heavily in CA. 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 Amphastar Pharmaceuticals Inc ranks. By H-1B petition volume, Amphastar Pharmaceuticals Inc is #12,524 of 119,880 employers nationally and #1,905 of 22,893 employers headquartered in CA. Both ranks are computed live from the same underlying petition counts, not a separate estimate.