He also holds a Certificate in Finance for Oil Industry Management (IHRDC) Washington DC, U.S.A.[2] Tanoh was a founding member of the National Democratic Congress party (NDC).

[4] In 1983 he left the university to become the Special Assistant to the Chairman of the Provisional National Defence Council (PNDC) and Head of State of Ghana, Flight Lieutenant Jerry John Rawlings.

In this role he was very active in formulating the positions of Ghana and the Non Aligned Group on major international issues such as ending the Iran/ Iraq War, the Nicaragua/ Contra standoff involving the United States, the security situation in Southern Africa (in particular the incursions of South African Defence forces in to the front line States in violation of International law) and many more of the complex issues facing the Council not least the question of peace and security in the Middle East.

[3] During his tenure at the United Nations, Mr. Tanoh was the Principal Negotiator for Ghana and the Spokesperson for the Group of 77 on the Mining Code for the Law of the Sea.

He was also invited by the Aspen Institute in Colorado to participate in the Group of Experts Meeting preparatory to the World Environment Conference (Brazil) to prepare the initial indicative draft convention on Climate Change.

Since the pioneering role of GNPC in leveraging on Ghana's cocoa proceeds to enter the International Debt Market, several billion dollars have been raised in this fashion in a series of annual borrowings exceeding $1billion at a stretch.

[6] Mr. Tanoh after successfully assisting in the formation of the National Democratic Congress and working for its victory at the 1992 polls as Secretary of the Campaign Committee and one of its Principal Strategists, entered the private sector.

Among his projects he pioneered non-traditional commodity exports from West Africa to the European Union in particular Cassava Chips, Groundnuts, Robusta Coffee, Hibiscus Flower, Red Sorghum, and Coarse Grain Cassava Flour (meal).Taking advantage of the free trade area established by ECOWAS he also established a trade in Palm Kernels exports from Ghana to Nigeria.

He returned to NDC with his colleagues in the Reform Party at the behest and upon several appeals made by the late President John Atta Mills in 2007/2008.

[8] He also serves on the Board of Organic Potash Corporation (OPC), a listed Canadian Company using a unique patented technology to produce potassium carbonate (K2CO3) from cocoa husks free from heavy metals contamination.