ISO Certification

Management Systems Certification

OTC Bulgaria provides certification services for a wide range of management systems, including ISO 9001 (Quality Management Systems), ISO 14001 (Environmental Management Systems), ISO 45001 (Occupational Health and Safety Management Systems), ISO 50001 (energy management systems), ISO 39001 (Road Traffic Safety Management Systems), ISO 27001 (Information Security Management Systems), and ISO 22000 (Food Safety Management Systems). We can also certify according to ISO 20000-1 (Information technology — Service management),  ISO 13485 (Medical devices) and ISO 37001 (Anti-bribery Management Systems).

Our team of experts will collaborate with your company to understand your specific needs and provide a customized solution that meets those needs. We provide a flexible and tailored approach to certification, ensuring that each business receives the assistance necessary to achieve certification success.

CE Marking

Product Certification

OTC Bulgaria provides conformity assessment services in compliance with several regulations, including the Construction Products Regulation 305/2011, the Radio Equipment Directive (RED), and the Electromagnetic Compatibility (EMC) Directive. Our team of experts ensures that all applicable regulations and standards are met, such as the harmonized European Norm (EN) product standards, including EN 1090, and European Assessment Documents (EAD). Additionally, we ensure adherence to wireless communication and electromagnetic compatibility standards.

Our conformity assessment services include technical documentation review, risk assessment and management, product testing and evaluation, and certification audits. We are authorized by the European Commission as a notified body (NB 2787), demonstrating our technical expertise and competence in carrying out certification services for products sold or used within the European Union (EU).


Welding certification

We provide welding quality certification services to ensure that your company meets the requirements of the standard ISO 3834 . Our team of experts will walk you through the certification process, providing practical and actionable advice to help you succeed.

Technical documentation review, welding procedure certification, and welding supervision and inspection are all part of our welding certification services. We collaborate with businesses to ensure compliance with all applicable regulations and standards, providing customized solutions that meet their specific needs.

Contact us:

Contact us to learn about our certification services and how we can help your company achieve success with management, product, and welding certifications.


+359 2 980 04 18

+ 359 888 13 98 94


Bulgaria, Sofia 1000, 12, Hristo Belchev str.