Illumina

Illumina is a leader in genomics and human health, specializing in DNA sequencing and array-based life sciences technologies. Founded in San Diego in 1998, the company has grown significantly, generating annual revenue of $4.3 billion and operating in 165 countries. Illumina's innovative products are essential for research discovery and personalized health. The company offers advanced DNA sequencing technologies, responsible for over 90% of the world's sequencing data, and array-based technologies that have transformed large-scale genomics. Illumina's applications span various fields, including oncology, genetic diseases, reproductive health, and agriculture. Notable achievements include the first sequencing of an African human genome and contributions to consumer DNA testing through partnerships with companies like 23andMe and Ancestry. With nearly 10,000 employees across 34 locations, Illumina is recognized for its innovation and workplace culture, earning accolades from TIME, Fast Company, and Forbes. The company continues to advance genomic research and applications, making significant contributions to health and science.

Research San Diego, United States Founded 1998 ~6,926 employees NASDAQ: ILMN

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Employees
6,926
+0.6% in the 3 months to Sep 2026
Revenue / employee
$627K
Revenue ~$4.3B
Stock
ILMN
NASDAQ
12-month attrition
7.8%
Tech: 7.1%
H1B filings, FY2026
57
Sponsors visas
Open jobs
90
Last 30 days

Headcount trend

Illumina went from 6,481 employees in Oct 2024 to 6,926 in Sep 2026. Apr to Sep 2026: 213 people joined, 114 left.

Org structure

Headcount by department

Other2,679
Engineering2,079
Operations748
Sales412
Finance275
Success231
Marketing186
HR124

Executive compensation

Salaries at Illumina

All salaries

281 salary profiles in the US

Most reported roles

Pay by level, gender and ethnicity · India salaries

H-1B sponsorship

H-1B Sponsorship Moderate
H-1B Filings by Department
Engineering215
Operations30
Marketing10
Executive6
IT4

The department split adds up all the years listed above. FY2026 alone: 57 filings.

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Illumina FAQ

How many employees does Illumina have?

Illumina has about 6,926 employees, up 0.6% over the 3 months to Sep 2026.

Does Illumina sponsor H1B visas?

Yes. Illumina filed 57 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is Illumina's revenue per employee?

Illumina makes about $627K in revenue per employee, based on $4.34B annual revenue and 6,926 employees.

How much does Illumina pay?

6figr has 281 salary profiles for Illumina in the US and 6 in India, with pay broken down by role, level, gender and ethnicity on the Illumina salaries page. See Illumina salaries in the US

Is Illumina a public company?

Yes. Illumina is publicly traded under the ticker ILMN on NASDAQ.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.