You've not included the following in that list (at least the ones that I can remember):
1. GTC residential tower one
2. GTC Residential Tower two
3. GTC Residential tower three
4. GTC Residential tower four
5. FCB Mihrab tower - 25 floors
6. One Africa Place - 21 floors
7. MJ1 Business Tower - 20 floors
8. Parliament Towers - 26 floors
9. CBK Pension House - 30 floors
10. Upper hill Chambers - 26 floors
11. The Marquis Tower one - 21 floors
12. The Marquis Tower two - 21 floors
13.Hazina Towers - 24 floors
All these are complete/topped out buildings. Hapo hatujaweka zile ziko under construction like 88 Nairobi