Mr Gledhill, of Rawdon, was a dedicated member of Aireborough Rotary for 20 years and a volunteer with Yeadon Charities Association.
Grandfather-of-two Mr Gledhill, 91, who had been suffering from throat cancer, was surrounded by close family when he died at St James's Hospital on April 18.
Mr Gledhill, a lifelong Leeds United fan and season ticket holder, was born in Holbeck.
He married Jean Taylor of Hunslett Carr in June 1953.
Mr Gledhill served in the Royal Navy after being called up for National Service and rose to the rank of Petty Officer while serving on HMS Savage.
He started his working life at metal mouldings manufacturer Johnson Radley, of Stanningley, and was made general manager.
Mr Gledhill had a successful career in the foundry industry and travelled the world attending conventions and going on fact finding trips with the Institute of British Foundrymen.
In 1999, the institute awarded Mr Gledhill the E J Fox gold medal for his outstanding contribution to the industry.
He joined Aireborough Rotary in 2001 and represented the club on the Yeadon Town Hall Users Committee.
Mr Gledhill was treasurer of Yeadon Charities Association and also volunteered at Guiseley Theatre.
He was a front of house volunteer during amateur shows at the theatre for around ten years.
Mr Gledhill also supported his wife Jean as she choreographed more than 30 local pantomimes.
Robert Mirfield, a former president of Aireborough Rotary, said: "Norman and Jean were always supportive of Rotary events.
"Norman was more often found quietly volunteering for back room duties, while perfecting his double act with his close friend Gerald Long."
Mr Mirfeld added: "He was someone who wanted to do things to help his community.
"He would always help out with any fundraising activities."
Mr Gledhill leaves widow Jean, children Gillian and Nicholas and grandchildren Matthew and Sam.
A private Covid restricted funeral service was due to take place from 2.30pm today (Friday May 7) at Rawdon Crematorium.
Ahead of the service, friends and colleagues were due to assemble in tribute on Dorchester Drive and Harrogate Road, the route to the crematorium.