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Coverage of SQS


Global SME, operating in 48 countries

SQS (Sterling Quality Services) is an global reaching SME operating in 48 countries, with many high profile clients across the industries, some of which have been working with SQS for 25 years and more.

Operating in 48 Countries 

Sterling Quality Services operates in 48 countries worldwide. 

With offices in the UK & Perth SQS provide local resources on a global scale supporting projects in a socially and environmentally sustainable way.

2000 Local Inspectors 

Sterling Quality Services Inspectors are all handpicked and local to the specified project. Assisting our clients in meeting their local content requirements and keeping the focus on sustainability and social impact.

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SQS Regions Covered 

North America

Canada, United States

Western Europe

Austria, Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, Turkey, United Kingdom


Egypt, South Africa, Morocco

South America

Brazil, Chile, Columbia, Mexico, Argentina, Venezuela

Eastern Europe

Czech Republic, Estonia, Hungary, Lithuania, Poland, Romania, Slovakia, Slovenia

Middle East

Oman, Pakistan, Saudi Arabia, United Arab Emirates

Asia Pacific/Far East

Australia, Malaysia, China, India, Indonnesia, Japan, Korea, Philippines, Singapore, Taiwan, Thailand, Vietnam

Regions Covered
SQS Offices


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Head Office

5A Ack Lane East


Cheshire, SK7 2BE

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SQS Office

Level 29

221 St. Georges Terrace

Perth, WA 6000

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