But his old Cotswold farm buildings are now too small for modern farming, and he has let them out to Mrs Stead and several other small firms.
His co-accused, Al Amin Khalifa Fhimah, was found not guilty.Suffering from terminal prostate cancer, Megrahi was released from prison in Scotland on compassionate grounds in 2009.
He was returned to Libya and spent the next three years living in a villa in Tripoli before finally succumbing to his illness in 2012.Ten years later, Libyan Abu Agila Mas'ud Kheir Al-Marimi, known as Masud, was taken into American custody after being removed from his home in Tripoli.He is awaiting trial in the USA, accused of building the bomb that destroyed Pan Am 103.
Today, the town of Lockerbie remembers the disaster in its own, quiet, way.Pupils from the secondary school can apply for a scholarship to spend a year at Syracuse University, in memory of 35 students from there who died in the bombing.
There is a memorial garden on the edge of the town, as well as plaques in Sherwood Crescent and Park Place, the two sites where most of the plane came down.
Nearby Tundergarth Church, which overlooks the field where the nose cone was found, is also a site of remembrance.Her family believe she would have been in business now, something involving hair and beauty.
"She would probably be an influencer right now," Donna says.William MacAllister, known as Billy, was a 26-year-old professional golfer from Mull. He was heading to the USA for a romantic break with his girlfriend Terri.
Her friends say Terri was hoping Billy was about to propose.Fellow golf pro Stewart Smith worked with Billy at a course in London and remembers his friend as a natural comic with a zest for life.