DNV approved service suppliers
Find service suppliers approved by DNV: thickness measurement, in-water surveys, servicing of life-saving and fire-fighting equipment, radio and VDR testing and more. Check each approval scope with DNV.
Search scope
Search groups on this page: Type Approval, MED / MER / EU Mutual Recognition, Design Approval, RCD, Welding Consumables, Manufacturer Workshop Approvals, and Service Suppliers. Original approval names and certificate scope remain visible in each record.
Product search groups: Type Approval, MED / MER / EU Mutual Recognition, Design Approval, RCD, and Welding Consumables. Search grouping does not make different approval schemes equivalent. Original approval names and certificate scope remain visible in each record.
Please note that search results on this page are available specifically for Service Suppliers certificates.
Please note that search results on this page are available specifically for Manufacturer Workshop Approvals.
Results on this site are for information only. Verify certificate validity on the issuing society’s website using the source link when available. A source portal may require a further search.
Last updated: 16.09.2026
Certificate details
DNV at a glance
Top service categories
- Fire-extinguishing equipment servicing594
- In-water survey and diving543
- Thickness measurement459
- Radio, GMDSS and AIS inspection394
- Lifeboat and launching appliance servicing388
- VDR annual performance testing330
- Liferaft and inflatable equipment servicing283
- Non-destructive testing (NDT)240
Top countries / regions
- China433
- Norway169
- Singapore169
- United States160
- Spain140
- South Korea140
- United Arab Emirates134
- United Kingdom134
Figures from the Certificate Finder index, last updated 16.09.2026.
How to verify a DNV certificate
- Search by company name, product or certificate number and filter the results to DNV.
- Open the record to review the certificate number, scope, approval type and indexed dates.
- Follow the source link to DNV and confirm the current validity and scope before relying on the certificate.
Certificate Finder is an independent index and is not affiliated with or endorsed by DNV.
More DNV records
Service suppliers by classification society
American Bureau of Shipping (ABS)Lloyd’s Register (LR)Bureau Veritas (BV)RINAClassNK — Nippon Kaiji KyokaiKorean Register (KR)China Classification Society (CCS)Indian Register of Shipping (IRClass)Polish Register of Shipping (PRS)Croatian Register of Shipping (CRS)Türk Loydu (TL)