About the IAC Group

Welcome to the IAC Group. In just over 60 years, we have developed into the world’s largest provider of noise control products and systems. Our excellent reputation has been built on our commitment to design and manufacture top quality products that deliver the best acoustic performance available world-wide. When it comes to technical capability we excel and although our products are much imitated they are never matched. We look forward to doing business with you – wherever you are in the world.”

Brian Quarendon, IAC Group President

IAC Group of Companies

IAC Limited (UK)
IAC America Inc (USA)
IAC Nordic A/S (Denmark)
IAC Boet Stopson SAS (France)
IAC Sim Engineering & Soft SAS (France)
IAC GmbH (Germany)
IAC Stopson Italiana SpA (Italy)
IAC Stopson Espanoloa, SA (Spain)
IAC Colpro Ltd (Australia)
IAC China

Organisation and Background

Founded in 1949 - the world's largest provider of noise and acoustic control products, structures and test facilities.

Employing over 650 people, the IAC Group has a large and diverse product range:

  • multi-engine test cells
  • hush houses
  • TV and radio studios
  • audiology rooms
  • enclosures for noisy machinery
  • road, rail and jet wake barriers
  • anechoic test rooms
  • acoustic doors and windows
  • air handling units
  • air conditioning and power plant silencers
  • intake/exhaust systems for arships and luxury ferries
  • music practice rooms
 
  • police interviewing rooms
 

Exporter

IAC exports equipment to over 50 countries throughout the Americas, Europe, Africa, the Middle East and Pacific Rim, with manufacturing plants on six separate sites: Australia, China Denmark, France, UK and USA. IAC's global headquarters are located in Winchester, UK, approximately 100km (70 miles) from London.

We also have manufacturing partners in Asia, Eastern Europe, Middle East and South America and a large network of technical sales engineers, agents and distributors world-wide. Several of these manufacture IAC products under license.

Engineering and Manufacturing Capability

IAC has manufacturing facilities in six countries, Copenhagen in Denmark, Dongguan in China, Lille in France, New York in USA, Sydney in Australia.


Aerial view of IAC’s Headquarters at
Winchester UK


Aerial view of IAC Boët Stopson SA, Lille,
France


IAC Colpro Australia


IAC New York

IAC Nordic

IAC China

We maintain a Quality Management System in conformance with BS EN ISO 9001:2000, Lloyds® accreditation certification number 932300.

In addition, the company complies with the quality standards of government agencies such as UK Ministry of Defence, USAF, US Navy, NATO, The Canadian Airforce, The Canadian Navy, Royal Kuwait Airforce and the Royal Netherlands Navy.

Research Facilities

IAC's laboratories are used exclusively for new product development and the periodic, on-going testing of existing products so ensuring that performance data is consistently accurate. Our two purpose-built Acoustic Research and Development Centres are based in New York, USA, and in Lille, France.

 

 
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IAC UK IAC America Inc IAC Boët Stopson SAS IAC GmbH IAC Stopson Espanola SA IAC Stopson Italiana SpA IAC Nordic A/S IAC China IAC Colpro Ltd SIM Engineering



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