Heating and building millionaire Hugh McWilliams, managing director of H&A Mechanical Services, died in the accident on the Five Mile Straight near Draperstown on Friday afternoon.
It’s understood his wife Anne was injured in the crash.
Mr McWilliams’ company was the main sponsor for the Derry GAA county teams, as well as his local St Colm’s club in Ballinascreen.
As a mark of respect, all senior Derry football matches have been postponed this weekend.
In a statement the Derry County Board said: “Derry GAA are devastated at the untimely death of Hugh McWilliams.
“Hugh was Managing Director of H&A Mechanical Services, Derry’s headline sponsor.
“Hugh was a giant of generosity.
“He was unstinting in his support for county, club and community.
“The GAA was a way of life for Hugh and his untimely death will be a shock across the county.
“Our thoughts and prayers are with Anne, his family and everyone at the Ballinascreen club at this time.
“As a mark of respect, all senior club championship fixtures due to take place in the county this weekend will be postponed.”
The Derry senior camogie team said it was “deeply saddened” by the news.
“Hugh and his wife Anne have been great ambassadors for our county for many seasons and their generous sponsorship through their successful H&A business has helped us pave the way for many successful underage and senior teams at both club and county level,” a statement said.
“As a mark of respect, Derry County Camogie Board have taken the decision to postpone all this weekend’s fixtures including both adult and underage.
“We tender our sincerest condolences to Anne, Hugh’s family and the wider family circle, as well as all associated with Ballinascreen GAA.”Tags: