Ebatech engineering associates software page. Ebatech is a leading firm in African construction consultancy. The postal address is p.o.box 5633, Nairobi, Kenya, Africa. We have if your are looking for easy to use affordable (low priced) structural engineering software it is here two main software types. One is ebstra which is a structural engineering software and the other is neemagrader which is a student grading software for use after exam.