T4 and its predecessor has worked with the African Development Bank (AfDB) since 2006. In conjunction with its lead manufacturer, Teknion Company of Toronto, Canada, T4 has performed on some 22 separate projects for the AfDB. Included in the list are the country offices in Chad, Cameroon, Sierra Leone, Malawi, Zambia, Kenya, DR Congo, Tanzania, Burundi, the CAR, and portions of the new Regional office in South Africa. The new treasury annex, the Zahrabed building in Tunis was outfitted by T4 and Teknion as was the executive offices and many of the staff offices at the AfDB temporary HQ in Tunis.
