Free pay TV and Wifi are now being offered by landlords in attempts to attract new tenants.
The project will consist of 5,000 houses, office blocks, schools, eateries and a police station.
The facility is the largest single commercial development in Juja area.
The Commercial Bank of Ethiopia (CBE) Tower is 200 metres tall.
Equatorial Towers is a JV between UAP and Central Equatorial Investment Corporation.
A bungalow sitting on an acre of land is costing up to Sh300 million.
The twin-tower will provide 50,000 sq. m. of space out of which 30,000 will be sold.
This is the second largest mall in Kenya after Two Rivers Mall on Limuru Road, Nairobi.
The deal will involve construction of high-rise residential buildings in Eldoret.
This is the biggest development of its kind in the Mount Kenya region.