LEONI AG
LEONI AG is a wire harness and cable assembly manufacturer headquartered in Germany, founded 1917, building harnesses for the automotive, industrial, energy, off-road industries. It operates 1 manufacturing plant in Germany.
LEONI is a global provider of products, solutions and services for energy and data management in the automotive industry. The company is one of the world's largest suppliers of complex wiring systems and customer-specific cable harnesses, serving global car, commercial vehicle and component manufacturers. LEONI operates with around 86,000 employees in 21 countries and reported EUR 3.9 billion in consolidated sales in 2025.
Industries served: Automotive, Industrial, Energy, Off-Road
Plant locations: Germany
Manufacturing plants
Frequently asked questions
Where is LEONI AG located?
LEONI AG is headquartered in Germany and operates 1 manufacturing plant in Germany.
What does LEONI AG manufacture?
LEONI AG manufactures wire harnesses and cable assemblies for the automotive, industrial, energy, off-road industries.
How do I request a quote from LEONI AG?
Open LEONI AG on Harness Atlas, shortlist the relevant plant and send an RFQ. You can send the same RFQ to several manufacturers at once and track opens and replies.