TWI Certification Ltd (TWI CL), is a wholly-owned subsidiary of The Welding Institute (TWI), formed in 1993 to exemplify the independence and impartiality required to deliver certification in accordance with international standards. TWI CL develops and implements certification schemes, approves training courses and authorises assessment to satisfy industry needs. These activities are performed under the stakeholder governance of the Certification Management Board. TWI CL understands the importance of impartiality in carrying out its certification activities, managing conflict of interest and ensuring the objectivity of all certification decisions.
| Website | http://www.twicertification.com |
| Revenue | $164 million |
| Employees | 30 (19 on RocketReach) |
| Founded | 1993 |
| Fax | +44 1223 892588 |
| Industry | Education Administration Programs, Membership Organizations, Organizations |
| Keywords | Welding Certification, Certification Services, International Standards, Personnel Certification, Certification Bodies, Testing Inspection Certification, Industrial Certification, Quality Assurance, Compliance Solutions, Non Destructive Examination, Conformity Assessment, Training Courses, Inspection Services, Technical Training, Quality Management Systems, Accreditation Services, Auditing Services, Materials Testing |
| Competitors | SGS, Bureau Veritas Group, Intertek, Daikin Air Condition, DNV, TÜV SÜD, NSF International, LRQA, Certification Europe, BVQI +21 more (view full list) |
| SIC | SIC Code 862 Companies, SIC Code 86 Companies |
| NAICS | NAICS Code 81 Companies, NAICS Code 813 Companies |
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TWI Certification Ltd Questions
The TWI Certification Ltd annual revenue was $164 million in 2026.
19 people are employed at TWI Certification Ltd.
The NAICS codes for TWI Certification Ltd are [81, 813].
The SIC codes for TWI Certification Ltd are [862, 86].
Top TWI Certification Ltd Employees
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Kevin Buglass
Welding verification assesor at TWI Certification Ltd
Newcastle upon Tyne, GB1 -
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