SIGMA-ALDRICH CORPORATION

BURLINGTON, MA

• 214 H-1B petitions approved, FY2018–FY2026
• Denial rate 1.4% across 217 decisions
• Initial petitions: 38 approved, 3 denied
• 11 certified PERM labor certifications
• Median PERM wage $126,298
• Roles sponsored: Sr. Software Engineer, Cloud Engineer, Business Process Architect, Senior Expert Software Engineer, Master Data Migration Lead

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

Follow NoticeWatch: Bluesky · Threads · YouTube · Instagram · Facebook

Data updated October 2, 2026