Dr. Eng. Nduhiu holds a Doctorate of Business Administration (DBA) honoris causa from the Commonwealth University, Masters in Leadership and Management and Bachelor of Science, Civil Engineering. He has been the Chairman, Devcon Group Limited from 2003 and also the founder of Kirethi Construction Company Limited in 1980. He has served as the Vice Chairman of Kenya Medical Training College and Chairperson of the Human Resource Committee. He has been awarded an international gold medal award for quality by a Swiss-based company and also an internal new golden construction award, millennium award in 2008, Spain. He is a member of the European Federation of National Engineering Association.