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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 -COG Newsletter June 2014 -The Evolution of Obsolescence Management


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

COG Booklets and

Guidance Booklets

COG publishes a series of guidance booklets on various aspects of Obsolescence Management in the "Minefield" series. The latest in the Minefield series of Guidance booklets has just been published. It was authored by Graeme Rumney, Sellafield Ltd in co-operation with members of the COG Software Group.

The Software Obsolescence Minefield aims to provide a concise introduction to the problem of software obsolescence, how it can be managed and how the effects of it can be mitigated.

The other titles available include:

The Obsolescence Minefield - A Guide for Senior Executives
The Software Obsolescence Minefield
The Hardware Design Minefield
The Pb-Free Minefield
The Redundant Stock Minefield
The Long Term Storage Minefield
The Supply Chain Minefield
The Date Coding Minefield
The Obsolescence Minefield

These along with CD-ROMs given at COG Workshops and Conferences are available from the COG Shop

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

will be held at the MOD Abbey Wood  Bristol

on the 17th February 2015

This meeting will be sponsored by

Astute Electronics

Astute logo

For more information on this meeting contact


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.

Important Information from the COG Chairman Stuart Kelly

COG is changing!

Please read the letter and view the presentation using the links below

Letter available here

Presentation available here

Trade Association Management Services provided by Cognition Association Management Ltd