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About COG

Component Obsolescence Group (COG) is a special interest group of like-minded professionals, from all levels of the supply chain and across all industries and relevant Government agencies, concerned with addressing and mitigating the effects of obsolescence.

Come to a first meeting - absolutely free!!. If you work in the military supply chain, medical, oil & gas, automotive, rail, energy generation or space industries managing obsolescence is vital. The COG Group can help you. To apply to attend the next meeting free of charge click here

Latest Newsletter -“First ”IIOM  Newsletter March 2015 -Studying the Past- to Define the Future"


The benefits of participating in COG
COG Workshops & Training
COG Conferences
COG Shop - Books, CDs etc
COG in the News

Join COG

Do you want to attend COG's events and meetings on a regular basis? Then why not join COG and have access to engineers who are experienced in obsolescence management.

Join COG

Benefits include:

  • Quarterly Meetings with presentations and excellent networking opportunities
  • Web Site with databases and meeting presentations
  • e-mail listserver to contact the whole membership (especially to source components)
  • discounts on training courses and conferences
  • free access to guidance booklets
  • input to working groups dealing with a wide range of obsolescence issues  

Click here to join or request an Information Pack

Announcements & Features

News mouse-over to pause

InfoPoint - for questions from non-membersContact Us - For Non-Members.

If you have a question about obsolescence you would like answered the COG InfoPoint is here to help.

COG are members of



The first IIOM Members Meeting was held  on the 17th February 2015

This website will soon become the website of IIOM

International Institute of Obsolescence Management

The website will gradually transition in the coming weeks


International Institute of Obsolescence Management

Conference & Exhibition

Obsolescence - Everything's Affected; Everyone's Involved

Edinburgh, UK

16 - 18 June 2015

Click here to visit the event website for further information.

Click here to read the Conference Press Release

Important Information from the COG Chairman Stuart Kelly

COG is changing!

Please read the letter, press release and view the presentation using the links below

Letter available here

Presentation available here

Press Release

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