KZU AD is a privately-held, joint stock company, founded in 1966. The company has 5 production plants, situated in Sofia, Septemvri, Burgas, Devnya, and Stara Zagora and employs more than 400 welders, fitters, workers, engineers and administrative personnel.
Helping You Help Your Clients
KZU was founded in 1966 by the Bulgarian state with welding as core specialty. At the time the company was a part of the largest assembling organization in Bulgaria. During they ears, KZU was given production sites and started producing various steel structures for all of the large petro-chemical plants in the country, as well as for international clients, thus completing hundreds of tanks and vessels and kilometers of longitudinal welded pipes.
A reliable partner you can trust
We deliver customer satisfaction through the fabrication of safe and reliable products, based on the best practices in the manufacturing and welding spheres and on our more than 55 years of experience.
The heart of everything we do
We are customer-focused and our core values are reliability, quality, flexibility, professionalism and customer-focused. We are committed to delivering the highest quality products and services, and to always put our clients' needs first.
A people-centric organization
At KZU, our team is made up of experienced professionals who are dedicated to providing the best service and solutions to our customers. Our management team and key employees have years of experience in the industry and are experts in their respective field.