Verified Nov 2026
Batteries & E-Mobility
·
Massa Martana, Umbria
·
Since 1932
Angelantoni Test Technologies manufactures environmental test chambers, including its ACS-branded temperature, humidity, thermal shock, and altitude simulation chambers. The company is headquartered in Massa Martana, Umbria, Italy, and was founded in 1932. It employs roughly 200 to 500 people and has an estimated annual revenue of $50 to 100 million. It is privately held and serves the automotive, electric vehicle, electronics, medical, military-defense, and plumbing hardware industries. In late 2025 it acquired Aerre Service, a technical assistance and customer support firm, and in February 2026 an ACS walk-in test chamber was installed at a TÜV Rheinland Solar GmbH laboratory in Cologne.
Angelantoni Test Technologies at a glance
Revenue
$50-100M
Est. band
Employees
200-500
Founded
1932
Headquarters
Massa Martana, Umbria
Certifications
ISO 14001 · ISO 9001
Industries
Automotive
Electric Vehicles
Electronics
Medical
Military & Defense
Plumbing & Hardware
STABILITY SIGNALS
Established & active
94 years in operation (founded 1932).
Holds ISO 14001, ISO 9001 certification(s) per public sources.
Overview
Angelantoni Test Technologies manufactures environmental test chambers, including its ACS-branded temperature, humidity, thermal shock, and altitude simulation chambers. The company is headquartered in Massa Martana, Umbria, Italy, and was founded in 1932. It employs roughly 200 to 500 people and has an estimated annual revenue of $50 to 100 million. It is privately held and serves the automotive, electric vehicle, electronics, medical, military-defense, and plumbing hardware industries. In late 2025 it acquired Aerre Service, a technical assistance and customer support firm, and in February 2026 an ACS walk-in test chamber was installed at a TÜV Rheinland Solar GmbH laboratory in Cologne.
At a glance
Attribute | Detail |
|---|---|
Founded | 1932 |
Headquarters | Massa Martana, Umbria |
Employees | 200-500 |
Revenue | $50-100M (estimated) |
Primary capability | Batteries & E-Mobility |
Certifications | ISO 14001 · ISO 9001 |
What Angelantoni Test Technologies makes
The company holds ISO 9001 and ISO 14001 certifications and lists electronics, semiconductor, welding, aluminum, and steel among its product areas.
Products and capabilities described on the company's own site include Electronics, Semiconductor, Welding, Aluminum, Steel (source: acstestchambers.com).
Certifications
Angelantoni Test Technologies is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 14001 — acstestchambers.com
ISO 9001 — acstestchambers.com
Latest developments
2026-02-17 — ACS Walk-in Test Chamber Installed at TÜV Rheinland Solar GmbH Laboratory in Cologne (linkedin.com)
2025-11-10 — AERRE SERVICE | Aerre Service entra ufficialmente in Angelantoni Test Technologies (aerreservice.net)
2025-11-03 — Aerre Service si fonde in Angelantoni Test Technologies (umbriajournal.com)
2025-11-03 — Siamo lieti di annunciare che Angelantoni Test Technologies ha acquisito la società Aerre Service specializzata in servizi di assistenza tecnica e supporto al cliente. | Angelantoni Industrie (linkedin.com)
2025-10-29 — ATT Umweltsimulation GmbH | Angelantoni Test Technologies (linkedin.com)
2025-07-15 — Eles and ACS: an Innovative Integrated HALT & HASS Solution (acstestchambers.com)
Company details
With a reported workforce of about 400 and a history dating to 1932, the company is a long-established supplier of environmental testing equipment in the Italian market. Angelantoni Test Technologies was founded in 1932, has an estimated 200-500 employees, and is headquartered in Massa Martana, Umbria. On the LightSource stability read it is rated "Established & active": 94 years in operation (founded 1932). Holds ISO 14001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Angelantoni Test Technologies make?
Angelantoni Test Technologies manufactures environmental test chambers, including its ACS-branded temperature, humidity, thermal shock, and altitude simulation chambers. The company is headquartered in Massa Martana, Umbria, Italy, and was founded in 1932. It employs roughly 200 to 500 people and has an estimated annual revenue of $50 to 100 million. It is privately held and serves the automotive, electric vehicle, electronics, medical, military-defense, and plumbing hardware industries. In late 2025 it acquired Aerre Service, a technical assistance and customer support firm, and in February 2026 an ACS walk-in test chamber was installed at a TÜV Rheinland Solar GmbH laboratory in Cologne.
Where is Angelantoni Test Technologies headquartered?
Angelantoni Test Technologies is headquartered in Massa Martana, Umbria (484 Vocabolo Cimacolle, Massa Martana, Umbria, 06056).
When was Angelantoni Test Technologies founded?
Angelantoni Test Technologies was founded in 1932.
How big is Angelantoni Test Technologies?
Angelantoni Test Technologies has an estimated 200-500 employees, with revenue in the $50-100M range (estimated).
What certifications does Angelantoni Test Technologies hold?
Angelantoni Test Technologies lists ISO 14001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
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