Verified Nov 2026
Electronics & Software
·
Glenwood, Illinois
·
Since 1954
Landauer manufactures radiation dosimetry equipment and monitoring systems for occupational and environmental exposure assessment. Headquartered in Glenwood, Illinois, and founded in 1954, the company operates with 500–1,000 employees and approximately $77 million in revenue. A public company (ticker LDR), Landauer is a subsidiary of Fortive Corporation. It serves healthcare, industrial, and academic sectors across automotive, electric-vehicle, medical, and industrial-equipment industries. Recent developments include national group purchasing agreements and acquisition activity.
Landauer at a glance
Revenue
77M
Employees
500-1,000
Founded
1954
Headquarters
Glenwood, Illinois
Ownership
Publicly traded (NYSE: LDR)
Certifications
ISO 9001
Industries
Automotive
Electric Vehicles
Medical
Industrial Equipment
STABILITY SIGNALS
Established & strong
72 years in operation (founded 1954).
Publicly listed; no distress event on record.
Holds ISO 9001 certification(s) per public sources.
Overview
Landauer manufactures radiation dosimetry equipment and monitoring systems for occupational and environmental exposure assessment. Headquartered in Glenwood, Illinois, and founded in 1954, the company operates with 500–1,000 employees and approximately $77 million in revenue. A public company (ticker LDR), Landauer is a subsidiary of Fortive Corporation. It serves healthcare, industrial, and academic sectors across automotive, electric-vehicle, medical, and industrial-equipment industries. Recent developments include national group purchasing agreements and acquisition activity.
At a glance
Attribute | Detail |
|---|---|
Founded | 1954 |
Headquarters | Glenwood, Illinois |
Employees | 500-1,000 |
Revenue | 77M |
Ownership | Publicly traded (NYSE: LDR) |
Primary capability | Electronics & Software |
Certifications | ISO 9001 |
What Landauer makes
The company manufactures dosimeters, radiation badges, and medical consumables using optically-stimulated luminescence technology, and holds ISO 9001 certification.
Products and capabilities described on the company's own site include LED (source: landauer.com).
Certifications
Landauer is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — landauer.com
Latest developments
2026-10-02 — Awarded to Landauer Europe Ltd: Personal Dosimetry... | BidsFactory (bidsfactory.com)
2025-12-24 — Landauer returns to profit as Libra acquisition lifts UK sales - Undercurrent News (undercurrentnews.com)
2025-12-03 — Landauer's Libra acquisition delivers mixed results as processing arm struggles - Undercurrent News (undercurrentnews.com)
2025-09-01 — LANDAUER Awarded National Group Purchasing Agreements with Premier, Inc. | LANDAUER (landauer.com)
2025-09-01 — News - About | LANDAUER (landauer.com)
2025-07-02 — LANDAUER Announces ALARA Service for myLDR | LANDAUER (landauer.com)
Company details
Landauer operates as a subsidiary of Fortive Corporation and serves approximately 1.5 million people globally across multiple countries including Japan, France, and the United Kingdom. Landauer was founded in 1954, has an estimated 500-1,000 employees, and is headquartered in Glenwood, Illinois. On the LightSource stability read it is rated "Established & strong": 72 years in operation (founded 1954). Publicly listed; no distress event on record. Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Landauer make?
Landauer manufactures radiation dosimetry equipment and monitoring systems for occupational and environmental exposure assessment. Headquartered in Glenwood, Illinois, and founded in 1954, the company operates with 500–1,000 employees and approximately $77 million in revenue. A public company (ticker LDR), Landauer is a subsidiary of Fortive Corporation. It serves healthcare, industrial, and academic sectors across automotive, electric-vehicle, medical, and industrial-equipment industries. Recent developments include national group purchasing agreements and acquisition activity.
Where is Landauer headquartered?
Landauer is headquartered in Glenwood, Illinois (2 Science Rd, Glenwood, Illinois, 60425).
When was Landauer founded?
Landauer was founded in 1954.
How big is Landauer?
Landauer has an estimated 500-1,000 employees, with revenue in the 77M range.
Is Landauer publicly traded?
Publicly traded (NYSE: LDR). Public financial figures are drawn from its filings.
What certifications does Landauer hold?
Landauer lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
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