Certification bodies The British Standards Institution (BSI) – United Kingdom (HQ)

Extended profile

The British Standards Institution (BSI) – United Kingdom (HQ)

Londyn, United Kingdom

4.0★★★★★3 reviews
Accreditations Popular certifications
ISO 9001ISO 14001ISO 45001ISO/IEC 27001ISO 27701ISO 27017+30

About the certification body

 

Global standards and certification body – the centre of BSI operations

The British Standards Institution (BSI) is one of the world’s leading organizations in the field of standardization and certification, founded in 1901 in the United Kingdom. BSI has played a key role in the development of many international standards, including ISO standards, which today form the foundation of management systems worldwide.

The headquarters in the United Kingdom serves as the central hub for managing BSI’s global operations, covering management system certification, standards development, and support for organizations across various sectors.

BSI operates based on internationally recognized accreditations and extensive experience, delivering certification that is widely recognized and accepted across global markets. Certification services are delivered through specialized operational entities, including, among others, BSI Assurance UK Ltd.

 

Scope of activities

BSI operates on a global scale, offering:

 

Management system certification
ISO 9001, ISO 14001, ISO 45001, ISO/IEC 27001, ISO 50001 and other international standards

 

Standards development
participation in the development and revision of international standards

 

Training and competence development
programmes for auditors and management system professionals

 

Product certification and marking
including CE marking and the BSI Kitemark™

 

 

BSI operational structure

BSI delivers certification services worldwide through a structure that includes its headquarters in the United Kingdom, supported by regional and local operating entities across Europe, the Americas, Asia, the Pacific region, as well as the Middle East and Africa.

 

In Poland and across the Central and Eastern Europe (CEE) region, certification services are delivered by:

BSI Group Polska Sp. z o.o.

Certifications and accreditations

Explore the body’s certification scope with accreditation or relevant scheme information.

Accreditations

User reviews after certification

Overall assessment:

4.0

3 user reviews after certification

5-star

4-star

3-star

2-star

1-star

Evaluation of audit planning 3.67

Evaluation of audit performance 4.67

Detailed user reviews after certification


E

Evi

24.07.2026

There are cheaper alternatives - but as always Carpe Diem - cheaper services do not mean better quality or they have your best interests at heart.

Answer

Audit planning 5.0

Performing the audit 5.0

The opinion concerns ISO 9001


J

Jim

05.09.2024

BSI provided very poor service by changing the number of audit days from the quotation without informing us in advance

Answer

Audit planning 2.0

Performing the audit 4.0

The opinion concerns ISO 9001


N

Nicola

05.09.2024

Friendly and cooperative, with particularly wonderful auditors. However, I would suggest improving the clarity of communication regarding costs

Answer

Audit planning 4.0

Performing the audit 5.0

The opinion concerns ISO 9001, ISO 14001

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