Verified Nov 2026
Other
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Monteriggioni, Toscana
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Since 1980
Diesse Diagnostica Senese S.p.A. is an Italian manufacturer headquartered in Monteriggioni, Toscana, founded in 1980. It employs roughly 200 to 500 people and reports an estimated revenue band of $10 to 50 million. The company produces in vitro diagnostic systems and reagents for human and veterinary clinical use, with a focus on immunodiagnostics and automated erythrocyte sedimentation rate measurement. In July 2025, Hogan Lovells reported advising Siemens Bank on financing supporting the acquisition of the company by Fremman Capital.
Diesse Diagnostica Senese S.p.A. at a glance
Revenue
$10-50M
Est. band
Employees
200-500
Founded
1980
Headquarters
Monteriggioni, Toscana
Certifications
ISO 13485 · ISO 9001
Industries
Automotive
Electric Vehicles
Medical
Industrial Equipment
STABILITY SIGNALS
Established & active
46 years in operation (founded 1980).
Holds ISO 13485, ISO 9001 certification(s) per public sources.
Overview
Diesse Diagnostica Senese S.p.A. is an Italian manufacturer headquartered in Monteriggioni, Toscana, founded in 1980. It employs roughly 200 to 500 people and reports an estimated revenue band of $10 to 50 million. The company produces in vitro diagnostic systems and reagents for human and veterinary clinical use, with a focus on immunodiagnostics and automated erythrocyte sedimentation rate measurement. In July 2025, Hogan Lovells reported advising Siemens Bank on financing supporting the acquisition of the company by Fremman Capital.
At a glance
Attribute | Detail |
|---|---|
Founded | 1980 |
Headquarters | Monteriggioni, Toscana |
Employees | 200-500 |
Revenue | $10-50M (estimated) |
Certifications | ISO 13485 · ISO 9001 |
What Diesse Diagnostica Senese S.p.A. makes
The company holds ISO 13485 and ISO 9001 certifications and offers products including the SeraMata serology platform and the VESMATIC C ESR measurement system.
Certifications
Diesse Diagnostica Senese S.p.A. is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
Latest developments
2026-11-04 — Infettivologia - Fornitura quinquennale in service di un analizzatore automatico per la determinazione rapida monotest in eia di tests di infettivologia per i servizi di patologia dell'Asp di Messina — DIESSE DIAGNOSTICA SENESE SPA · Adjudera (adjudera.com)
2026-07-13 — DIESSE Diagnostica Senese Establishes DIESSE Inc., Its First Direct Subsidiary in the United States (businesswire.com)
2026-03-09 — People, Planet, Prosperity, l’Industria 5.0 di Diesse - Parole di Management (paroledimanagement.it)
2026-01-16 — DIESSE Announces DIESSE Inc., Establishes Direct U.S. Presence and Strengthens Its Position in the American Market - News&Media - DIESSE Diagnostica Senese S.p.A. Società Benefit (diesse.it)
2025-07-01 — Hogan Lovells advises Siemens Bank on the financing supporting the acquisition of Diesse Diagnostica Senese by Fremman Capital (hlc.com)
Company details
The company is privately held and serves the automotive, electric-vehicle, medical, and industrial equipment industries according to its industry classification. Diesse Diagnostica Senese S.p.A. was founded in 1980, has an estimated 200-500 employees, and is headquartered in Monteriggioni, Toscana. On the LightSource stability read it is rated "Established & active": 46 years in operation (founded 1980). Holds ISO 13485, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Diesse Diagnostica Senese S.p.A. do?
Diesse Diagnostica Senese S.p.A. is an Italian manufacturer headquartered in Monteriggioni, Toscana, founded in 1980. It employs roughly 200 to 500 people and reports an estimated revenue band of $10 to 50 million. The company produces in vitro diagnostic systems and reagents for human and veterinary clinical use, with a focus on immunodiagnostics and automated erythrocyte sedimentation rate measurement. In July 2025, Hogan Lovells reported advising Siemens Bank on financing supporting the acquisition of the company by Fremman Capital.
Where is Diesse Diagnostica Senese S.p.A. headquartered?
Diesse Diagnostica Senese S.p.A. is headquartered in Monteriggioni, Toscana (38 Strada dei Laghi, Monteriggioni, Toscana, 53035).
When was Diesse Diagnostica Senese S.p.A. founded?
Diesse Diagnostica Senese S.p.A. was founded in 1980.
How big is Diesse Diagnostica Senese S.p.A.?
Diesse Diagnostica Senese S.p.A. has an estimated 200-500 employees, with revenue in the $10-50M range (estimated).
What certifications does Diesse Diagnostica Senese S.p.A. hold?
Diesse Diagnostica Senese S.p.A. lists ISO 13485 · 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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