Based in Nairobi, Preston works at Africa's largest new city builder with 30,000 acres of satellite city developments in Kenya, Ghana, Nigeria, Zambia, and the Democratic Republic of the Congo. With an extensive international experience in Europe, Central and South Asia, Africa and the Middle East, Preston is now responsible for attracting investors to Tatu City, the only operational Special Economic Zone in Kenya, and Alaro City, a partnership with the Lagos State Government in the Lekki Free Zone.