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    Our longevity in the oil and gas industry is testament to our commitment to quality, technical, project management and customer service excellence.

    We invest in the people, facilities, technologies and market awareness to ensure we continue to not only meet the latest regulatory standards, but also our own high service standards.


It is our policy to work to defined processes and procedures which will ensure that we understand our customers’ needs. We will design, deliver and support our products and services to satisfy those needs and exceed customer expectations.

List of accreditations

Alderley FZE ISO 9001
Alderley Dammam ISO 9001
Alderley Asia Pacific ISO 9001
Alderley Systems Ltd ISO 9001
Alderley Systems Ltd ISO/TS 29001

Alderley’s Quality policies and certificates are available on request.


Alderley have an important duty to ensure excellent environmental performance in all our business operations and to provide the necessary organisation, commitment and training to fulfil this obligation.  To achieve this aim, Alderley are committed to monitoring and improving environmental performance, pollution prevention and environmental protection.

List of accreditations

Alderley Systems Ltd ISO 14001

Alderley’s Environmental policies and certificates are available on request.

Health and Safety

Health and Safety of our workforce globally and those visiting our facilities is of fundamental importance. Alderley are therefore committed to promoting a positive HSE culture for all work carried out at our facilities, onshore and offshore.

List of accreditations

Alderley FZE OHSAS 18001
Alderley Systems Ltd OHSAS 18001

Alderley’s Health and Safety policies and certificates are available on request.


Alderley Systems Ltd is certified to be in compliance with ISO 3834 “Quality Requirements for Fusion Welding of Metallic Materials – Part 2: Comprehensive Quality Requirements” by TWI Certification Ltd. This certification system also satisfies the requirements set out by EWF (European Welding Federation) and the IIW (International Institute of Welding).

ISO 3834 Part 2 sets out specific criteria that manufacturers need to meet to ensure good practice when welding is performed so that the risks of premature failure are minimised.

Alderley’s ISO 3834 certificate is available on request.


Alderley are registered members of FPAL supplier management community supporting the European oil and gas industry.

Cyber Essentials

With cyber security threats constantly evolving, it is important to ensure your IT systems are protected and up-to-date. Alderley are Cyber Essentials certified – a UK Government scheme supported by the National Cyber Security Centre to make the UK the safest place to conduct business online. The Cyber Essentials certification demonstrates Alderley has the relevant IT security and control systems in place to effectively address and mitigate risk from cyber security threats. Find out more about cyber security at: https://www.cyberessentials.ncsc.gov.uk/

View the original Certificate here.