UCHICAGO ARGONNE LLC

LEMONT, IL

• 1,180 H-1B petitions approved, FY2010–FY2023
• Denial rate 1.1% across 1,193 decisions
• Initial petitions: 587 approved, 3 denied
• Matches the pattern of an employer exempt from the annual H-1B numerical limits

H-1B figures are from the USCIS Employer Data Hub; PERM figures from Department of Labor disclosure data. Both are counts of past adjudications, not predictions about any future petition. Employers are matched by name, so a single legal entity can appear more than once.

All H-1B sponsors · All green card sponsors