About the IAC Group

Welcome to the IAC Group. In just over 50 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)

Organisation and Background

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

Employing over 500 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 four separate sites: UK, France, Denmark and USA. IAC's global headquarters are located in Winchester, UK, approximately 100km (70 miles) from London.

We also have manufacturing partners in Eastern Europe and China 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 four countries Winchester, UK; New York, USA; Lille, France and Copenhagen in Denmark.


Aerial view of IAC’s Headquarters at
Winchester UK


Aerial view of IAC Boët Stopson SA, Lille,
France


IAC New York
IAC Nordic

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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