Mr Spindler’s mother, Sarah Spindler, told NBC News that her son “was trying to make positive change in the third world in emerging markets”.
“We all miss him so much. And it’s so sad that such a bright young person is taken away by terrorism.”
Chabad in Kenya released a statement on Wednesday saying: “We are sorry to inform you that the Jewish community of Nairobi has lost a special member, Jason Spindler.
“Jason was tragically murdered in yesterday’s terror attack at the DusitD2 Hotel near his office.
“The funeral will take place in Houston, Texas.
“At Chabad of Kenya we’re sure that Jason will forever remain in our broken hearts. “Our thoughts and prayers are with the entire family and we hope and pray that they never again experience the pain of evil and tragedy.”