Ed. Liesegang OHG
Ed. Liesegang OHG was a German company historically recognized as a manufacturer of optical projection equipment, including slide projectors and overhead projectors. The company ceased its primary manufacturing and business operations in the early 2000s following a period of insolvency.
Brand Identity Data
HQ Country
Germany
HQ City
Essen
EU Headquartered
Yes
EU Manufactured
Yes
Ownership Type
private
Stock Exchange
Private
Tax Domicile
DE
B Corp Certified
No
Repair / Recycling
No
Ethical Certifications
None verified
Verified on October 15, 2026
Corporate Lineage
1854
Company founded
Ed. Liesegang was established in Elberfeld to produce photographic and optical equipment.
2005
Insolvency
The company ceased operations and filed for insolvency following the decline of the overhead projector market.