YAB Engineering Services Limited was established as sole proprietor Venture in 1979 by Ing. Yaw Agyakwa Baah, and was incorporated into a Limited Liability Company in 1984.

For over thirty five years, YAB has grown to become a reliable and efficient company in the Construction sector and has left in its  long trail, many satisfied and happy clients. YAB has satisfactorily executed several projects of various scopes for Government Agencies, Industries, Organizations, Corporations and Individuals.

YAB Engineering is a Class (D1,K1) Civil and Building registered contractor with Ghana Ministry of Water Resources, Works and Housing, and (A3,B3) from Ministry of Roads and Highways.