H-1B sponsorship profile: Groth Vineyards & Winery, LLC. Across U.S. Department of Labor LCA disclosures, Groth Vineyards & Winery, LLC filed 3 Labor Condition Applications covering 3 H-1B worker positions between fiscal year 2024 and fiscal year 2025. The employer’s DOL certification rate sits at 66.7% (2 certified of 3 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 Groth Vineyards & Winery, LLC’s H-1B petitions range from $41,600 at the low end to $47,840 at the high end, with a petition-weighted average of $45,760. That range reflects the mix of occupations the company sponsors, led by Winemaking Technician I (1 petitions at $47,840 avg), followed by HARVEST WINERY WORKER and Cellar 1. 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. Groth Vineyards & Winery, LLC is headquartered in Oakville, CA under NAICS code 312130, 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.