Upper Hill is becoming unpopular due to heavy congestion in the area.
The firm has acquired land worth Sh10 billion to facilitate its property development initiatives.
Richard Leakey has obtained Sh300 million funding from Tullow and other oil prospectors in Turkana.
The Sh6.2 billion facility will offer a floor space of 50,000 square metres in three units.
Nairobi skyline has over the past five years become more crowded as the supply of office space surges.
This is the first major revamp by Sarit Centre since its inauguration in 1984.
The Pinnacle will overtake Carlton Centre in Johannesburg as Africa’s tallest building.
Stakeholders have reportedly identified Kula Mawe as the best site for the project.
Dunhill Towers is the first building in the East Africa to be assessed under the Green Star TM-Africa tool.
Hass Towers in Upper Hill will consist of a 5-star Hilton hotel and a 300 metres high office block.