None of the eight passengers and two crew members of FlySax plane that crashed in the Aberdares on Tuesday survived.
FlySax chairman Charles Wako made the announcement on Thursday at Weston Hotel in Nairobi as he pleaded for understanding.
The Cessna C208 aircraft, registration number 5Y-CAC, left a Kitale airstrip in Trans-Nzoia County at 4.05pm for Nairobi but lost contact with the control tower at 5.20pm.
On board were the pilot, Captain Barbra Wangeci Kamau, and First Officer and co-pilot Jean Mureithi.
The eight passengers were Ahmed Ali Abdi, Karaba Sailah Waweru Muiga, Khetia Kishani, Matakasakaraia Thamani, Matakatekei Paula, Ngugi George Kinyua, Pinuertorn Ronald and Wafula Robinson.
Meanwhile President Uhuru Kenyatta has expressed shock over the news that there were no survivors at the crash site of the missing plane.
The President said he was deeply saddened and his administration will offer any assistance needed to the families of those who perished in the plane crash.