CMJ appoints Jason Allum to board of directors
The CMJ is run by a democratically elected board of members, each one a member of the jewellery industry with years of experience and passion
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The Company of Master Jewellers (CMJ) has announced the appointment of Jason Allum of Allum and Sidaway to its board of directors.
Allum previously served on the CMJ’s board of directors for eight years from 2013 to 2021.
He was fully opted onto the board in April 2025 after spending the past year shadowing the board and will be put forward to the membership for formal ratification at the AGM later this year.
Existing board members include; CMJ chairman Michael Aldridge of Neil and Barker, Peter Simpkins of Simpkins Jewellers, John Neville of Neville Jewellers, Gemma Murphy of Jack Murphy Jewellers and Judith Lockwood of Mesmeric Distribution.
Aldridge, chairman of the CMJ, said: “We are delighted to welcome Jason back onto the Board. He is an experienced and very successful business owner, whose passion and knowledge will be invaluable.”
Allum added: “I am honoured to be invited back onto the CMJ Board. I hope my experience and commitment, working alongside my fellow dedicated directors, will help to continue the growth of the company to benefit all of its members.”
Allum and Sidaway is a founding member of the CMJ. It is a family business that was founded in 1942 and now has six stores across the south and southwest of England.
The CMJ is run by a democratically elected board of members, each one a member of the jewellery industry with years of experience and passion.
