Inogen
Inogen, Inc. is a global medical technology company focused on developing innovative respiratory products for homecare. Founded in 2001 and headquartered in the United States, Inogen is listed on the Nasdaq under the ticker symbol INGN. The company was inspired by a personal connection to supplemental oxygen therapy, aiming to create portable and user-friendly solutions for individuals in need. Inogen is best known for its portable oxygen concentrators, particularly the Inogen One series. These devices are designed to be compact and lightweight, allowing patients to maintain mobility and independence while receiving oxygen therapy. The concentrators utilize pulse dose technology, which delivers oxygen only when the patient inhales, making them efficient and easy to use. The company partners with patients, prescribers, and medical equipment providers to ensure its products are accessible. Inogen is dedicated to improving respiratory care for individuals with chronic conditions, reflecting its commitment to enhancing the quality of life for oxygen therapy users worldwide.
Work at Inogen in HR or recruiting? Claim this page
Headcount trend
Inogen went from 527 employees in Jul 2023 to 532 in Jun 2025. Jan to Jun 2025: 38 people joined, 11 left.
Headcount data through Jun 2025
Org structure
Headcount by department
Hiring now
See all jobsSalaries at Inogen
All salaries1 salary profiles in the US
H-1B sponsorship
The department split adds up all the years listed above. FY2026 alone: 6 filings.
Peer reviews
Worked with someone at Inogen?
Anonymous peer reviews on OffTheRecord
Similar companies
Inogen FAQ
How many employees does Inogen have?
Inogen has about 532 employees, up 2.5% over the 3 months to Jun 2025.
Does Inogen sponsor H1B visas?
Yes. Inogen filed 6 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.
What is Inogen's revenue per employee?
Inogen makes about $639K in revenue per employee, based on $339.96M annual revenue and 532 employees.
How much does Inogen pay?
6figr has 1 salary profile for Inogen in the US, with pay broken down by role, level, gender and ethnicity on the Inogen salaries page. See Inogen salaries
Is Inogen a public company?
Yes. Inogen is publicly traded under the ticker INGN on NASDAQ.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.