Verified Nov 2026
Other
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Asnieres-sur-Seine, Ile-de-France
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Since 1945
Stago is a France-based company founded in 1945 and headquartered in Asnieres-sur-Seine, Ile-de-France. It develops and manufactures hemostasis diagnostic solutions, including reagents, coagulation testing instruments, and consumables for clinical and research laboratories. The company employs an estimated 1,000 to 5,000 people and serves the medical, automotive, electric-vehicle, and industrial-equipment sectors. In April 2026, ARCHIMED Diagnostics, with minority investor La Caisse, agreed to acquire the company.
Stago at a glance
Revenue
$500M-1B
Est. band
Employees
1,000-5,000
Founded
1945
Headquarters
Asnieres-sur-Seine, Ile-de-France
Certifications
ISO 13485 · ISO 14001 · ISO 9001
Import activity
44
Industries
Automotive
Electric Vehicles
Medical
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
44
Named foreign suppliers
2
Top origins
France · Belgium · Germany · Ireland
Shared foreign counterparties do not establish that these companies buy from Stago.
What this tells a buyer
Recent public reports state that ARCHIMED Diagnostics, together with minority investor La Caisse, acquired Stago in April 2026.
Stago holds ISO 9001, ISO 13485, and ISO 14001 certifications, and its product listings include items grouped under LED, assembly, and electronics.
Stago is privately held and, according to its company profile, has been a dedicated hemostasis specialist since 1962.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
81 years in operation (founded 1945).
Holds ISO 13485, ISO 14001, ISO 9001 certification(s) per public sources.
Overview
Stago is a France-based company founded in 1945 and headquartered in Asnieres-sur-Seine, Ile-de-France. It develops and manufactures hemostasis diagnostic solutions, including reagents, coagulation testing instruments, and consumables for clinical and research laboratories. The company employs an estimated 1,000 to 5,000 people and serves the medical, automotive, electric-vehicle, and industrial-equipment sectors. In April 2026, ARCHIMED Diagnostics, with minority investor La Caisse, agreed to acquire the company.
At a glance
Attribute | Detail |
|---|---|
Founded | 1945 |
Headquarters | Asnieres-sur-Seine, Ile-de-France |
Employees | 1,000-5,000 |
Revenue | $500M-1B (estimated) |
Certifications | ISO 13485 · ISO 14001 · ISO 9001 |
What Stago makes
Stago holds ISO 9001, ISO 13485, and ISO 14001 certifications, and its product listings include items grouped under LED, assembly, and electronics.
Products and capabilities described on the company's own site include LED, Assembly, Electronics (source: stago.com).
Certifications
Stago is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
Trade and customs footprint
Recent public reports state that ARCHIMED Diagnostics, together with minority investor La Caisse, acquired Stago in April 2026. US customs bill-of-lading records list 44 inbound shipments across 2 foreign suppliers, with top origins including France · Belgium · Germany · Ireland.
Latest developments
2026-09-24 — Lot 16: Solutions d'hémostase avec… · FR | Otnox (otnox.com)
2026-04-29 — Stago Accelerates Its Growth with ARCHIMED and La Caisse | Stago.com (stago.com)
2026-04-29 — ARCHIMED acquires Stago a global leader in blood coagulation analysis (archimed.group)
2026-04-29 — La Caisse and Archimed Diagnostics buy Stago (bnnbloomberg.ca)
2026-04-28 — ARCHIMED Diagnostics, along with minority investor La Caisse, acquires Stago, a global leader in blood coagulation analysis | La Caisse (lacaisse.com)
2026-03-24 — Royal Sussex County Hospital installs UK’s first Stago sthemO 301 haemostasis system (pathologyinpractice.com)
Company details
Stago is privately held and, according to its company profile, has been a dedicated hemostasis specialist since 1962. Stago was founded in 1945, has an estimated 1,000-5,000 employees, and is headquartered in Asnieres-sur-Seine, Ile-de-France. On the LightSource stability read it is rated "Established & active": 81 years in operation (founded 1945). Holds ISO 13485, ISO 14001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Stago do?
Stago is a France-based company founded in 1945 and headquartered in Asnieres-sur-Seine, Ile-de-France. It develops and manufactures hemostasis diagnostic solutions, including reagents, coagulation testing instruments, and consumables for clinical and research laboratories. The company employs an estimated 1,000 to 5,000 people and serves the medical, automotive, electric-vehicle, and industrial-equipment sectors. In April 2026, ARCHIMED Diagnostics, with minority investor La Caisse, agreed to acquire the company.
Where is Stago headquartered?
Stago is headquartered in Asnieres-sur-Seine, Ile-de-France (3 Allee Theresa, Asnieres-sur-Seine, Ile-de-France, 92600).
When was Stago founded?
Stago was founded in 1945.
How big is Stago?
Stago has an estimated 1,000-5,000 employees, with revenue in the $500M-1B range (estimated).
What certifications does Stago hold?
Stago lists ISO 13485 · ISO 14001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Stago import from overseas suppliers?
US customs bill-of-lading records show 44 inbound shipments for Stago, with top origins including France · Belgium · Germany · Ireland.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
+33 1 46 88 20 20
Certification
ISO 13485 · ISO 14001 · ISO 9001
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