Walter has been involved in different start-ups and technology companies amongst which are; Cellstop; a telemetry and tracking solutions provider, KBN Hydrogen Solutions involved in power optimization. He is also an Africa Advisor to Airo Life Be Free Phone, the first company in the world providing free phone and data to customers.

Walter is a Fellow of the Institute of Chartered Accountants of Nigeria (FCA) and Nigeria Institute of Management (FNIM) and a Member of, Institute of Directors (M.IoD). He is a graduate of Owner President Management Program (OPM) and an Alumnus of Harvard Business School, Boston, USA as well as The Chief Executive Program of Lagos Business School. He was appointed by the Central Bank of Nigeria (CBN) as a member of, Technical Sub-Committee on the Nigerian International Financial Centre under FSS Vision 2020. He served as a member of the Governing Council of Nigeria Insurers Association for five (5) years from 2004 and 2009 and was the Honourable Treasurer of the Association. Walter is a recipient of many honorary awards including the Junior Chambers International Award for Excellence in Management Achievement and he is a Paul Harris Fellow of Rotary Club International. In 2015, Walter in honor of his late mother set up The Janet Akinboye Trust Fund to provide financial supports to widows and indigent students in the community through the Baptist Women Union of Beulah Baptist Church, Ejigbo, Nigeria. Walter, who is a strategist in products packaging, marketing, and management, is also a teacher, public speaker, and an expert in capacity building and human resources development.