Verified Nov 2026
Lighting
·
Haigerloch, Baden-Wuerttemberg
·
Since 1921
Theben AG is a manufacturer of building automation and energy control products, headquartered in Haigerloch, Baden-Württemberg, Germany. Founded in 1921, it employs roughly 500 to 1,000 people and is privately held. Its portfolio of about 600 products covers time switches, motion and presence detectors, room thermostats, and smart home systems, serving the construction, electronics, automotive, and electric vehicle sectors. In November 2025 its subsidiary Theben Smart Energy began series production of the SELEXA D digital control box.
Theben AG at a glance
Revenue
$100-250M
Est. band
Employees
500-1,000
Founded
1921
Headquarters
Haigerloch, Baden-Wuerttemberg
Certifications
ISO 14001 · ISO 9001
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Construction
Plumbing & Hardware
STABILITY SIGNALS
Established & active
105 years in operation (founded 1921).
Holds ISO 14001, ISO 9001 certification(s) per public sources.
Overview
Theben AG is a manufacturer of building automation and energy control products, headquartered in Haigerloch, Baden-Württemberg, Germany. Founded in 1921, it employs roughly 500 to 1,000 people and is privately held. Its portfolio of about 600 products covers time switches, motion and presence detectors, room thermostats, and smart home systems, serving the construction, electronics, automotive, and electric vehicle sectors. In November 2025 its subsidiary Theben Smart Energy began series production of the SELEXA D digital control box.
At a glance
Attribute | Detail |
|---|---|
Founded | 1921 |
Headquarters | Haigerloch, Baden-Wuerttemberg |
Employees | 500-1,000 |
Revenue | $100-250M (estimated) |
Primary capability | Lighting |
Certifications | ISO 14001 · ISO 9001 |
What Theben AG makes
The company holds ISO 9001 and ISO 14001 certifications and reports a product line of around 600 items, with web-sourced listings also including battery products.
Products and capabilities described on the company's own site include Battery (source: theben.de).
Certifications
Theben AG is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
Latest developments
2026-10-29 — 105 Jahre unter Strom | wirtschaftsforum.de (wirtschaftsforum.de)
2026-06-29 — Steuerrollout skaliert: metrify verbaut 10.000 iMsys mit digitaler Steuerungslösung von Theben Smart Energy - Smart Energy Theben (theben-se.de)
2025-11-25 — Generationswechsel bei der Theben AG – Staffelübergabe im Vertrieb und Marketing – Presseportal der Brandrevier GmbH, Essen (brandrevier.com)
2025-11-20 — Theben Smart Energy startet Serienproduktion der digitalen Steuerbox SELEXA D - Smart Energy Theben (theben-se.de)
2025-09-16 — Neues Logistikzentrum | IHK Reutlingen (ihk.de)
2025-07-22 — Horizon Energy Deutschland und Theben Smart Energy schließen ersten MAP-Rahmenvertrag - Smart Energy Theben (theben-se.de)
Company details
Theben AG is privately owned and, according to its profile, operates across 13 to 16 subsidiaries in more than 60 countries. Theben AG was founded in 1921, has an estimated 500-1,000 employees, and is headquartered in Haigerloch, Baden-Wuerttemberg. On the LightSource stability read it is rated "Established & active": 105 years in operation (founded 1921). Holds ISO 14001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Theben AG make?
Theben AG is a manufacturer of building automation and energy control products, headquartered in Haigerloch, Baden-Württemberg, Germany. Founded in 1921, it employs roughly 500 to 1,000 people and is privately held. Its portfolio of about 600 products covers time switches, motion and presence detectors, room thermostats, and smart home systems, serving the construction, electronics, automotive, and electric vehicle sectors. In November 2025 its subsidiary Theben Smart Energy began series production of the SELEXA D digital control box.
Where is Theben AG headquartered?
Theben AG is headquartered in Haigerloch, Baden-Wuerttemberg (32 Hohenbergstrasse, Haigerloch, Baden-Wuerttemberg, 72401).
When was Theben AG founded?
Theben AG was founded in 1921.
How big is Theben AG?
Theben AG has an estimated 500-1,000 employees, with revenue in the $100-250M range (estimated).
What certifications does Theben AG hold?
Theben AG lists ISO 14001 · 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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