Ex Inspection and Maintenance Service

TESV is former Trainor Electrical safety. We are the first and the only Ex training and IECEx CoPC center in Vietnam. 

We have over 13 years of experience specializing in Ex equipment especially in the Norwegian Oil & Gas sector and our core business is Training, Certification, and Inspection. Our Ex specialist Mr. Thaison Vu is Swedish/Vietnam, he first became involved with explosive atmospheres and Ex equipment in Nemko and  DNV GL Presafe AS in 2008. He is also a member of the Norwegian Electrotechnical Committee (NEK) and the International Electrotechnical Commission (IEC).

We offer the following Ex inspection services:

  • To carry out Ex Visual, Close, and detailed inspection base on client request.

  •  Build and complete your Ex register

  •  Compile your explosion-protected documentation.

  •  Issue Visual & Close inspection report 

  •  Issue Detailed inspection report

 Technical management for local Ex inspectors:

  • We can provide experienced local Ex competent personnel on short notice.

  • TESV will have overall responsibility and control of the inspection progress.  

  • TESV is responsible for following up with the Local Ex inspectors.

  •  Provide daily reports, updates, and progress to the client.

  •  Ensure the job is carrying out according to clients' requirements, National requirement,s and  IEC standards.

Documents needed for Ex inspection:

  • TESV Application form.

  • Area Classification Drawings

  • Ex register


  We speak Vietnamese, English, Norwegian, and Swedish.

Send us an email for a consultation. mail@tesv.no