H-1B sponsorship profile: OneSource Services US LLC. Across U.S. Department of Labor LCA disclosures, OneSource Services US LLC filed 1 Labor Condition Applications covering 1 H-1B worker positions between fiscal year 2026 and fiscal year 2026. The employer’s DOL certification rate sits at 100% (1 certified of 1 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 OneSource Services US LLC’s H-1B petitions range from $89,357 at the low end to $89,357 at the high end, with a petition-weighted average of $89,357. That range reflects the mix of occupations the company sponsors, led by Validation & Compliance Engineer (1 petitions at $89,357 avg). 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. OneSource Services US LLC is headquartered in Shelton, CT under NAICS code 334516, and places H-1B workers across 1 state, most heavily in CT. 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 OneSource Services US LLC ranks. By H-1B petition volume, OneSource Services US LLC is #72,571 of 119,880 employers nationally and #784 of 1,323 employers headquartered in CT. Both ranks are computed live from the same underlying petition counts, not a separate estimate.