READ HERE: An entrepreneur couple and their two children have been named among those killed in a private jet crash in Florida.

Nine people died after the Learjet 60 slammed into the ground, falling at more than 20,000 feet per minute in Florida and crash-landing near homes.

According to The Palm Beach Post, a couple and their two toddlers wereon board the jet when it crashed near West Palm Beach on Sunday.

The victims were named as 45-year-old tech tycoon Adam Robinson, his wife Helen Sharp, 40, their young children Emma and Charlie, the family’s nanny Anita Maria Apellido Cetina, and family friends Rachael Reed and Charmi Fehr.

Helen’s father confirmed the deaths, saying: ‘It’s quite a blow. We had a daughter, her husband and two grandchildren on the plane.’

Mr Robinson spent approximately a decade working on Wall Street, including at Lehman Brothers and Barclays Capital.

He became known for building highly profitable businesses with small teams, his latest Retention – which can tell you who visits your website without filling out a form – earning $20,000,000 a year.