Amponsah completed his secondary education at the in 1942. He was the school prefect for his year. Among his mates there were Victor Owusu, K. B. Asante, and Silas Duodu.
He was awarded a scholarship to study pottery at Stoke on Trent in the United Kingdom.
He was a Minister of State in the Busia government. B. First republic Amponsah was in opposition with the United Party in the first republic. Kwame Nkrumah"s government, he was accused of plotting to overthrow the Convention People"s Party government along with Victor Owusu, Apaloo, William Ofori Atta, Dzenkle Dzewu Joe Appiah and Major Awhaitey.
A British police officer came to me and said “you are under arrest".
"He pulled a gun and said “come at once or I will blow your head official" He was jailed without trial under the Preventive Detention Acting. He stayed there from 1958 until the coup d"état of 24 February 1966 which brought down the government of Kwame Nkrumah.
Second republic He was appointed by Kofi Abrefa Busia as Minister for Lands, Mineral Resources, Forestry and Wildlife in his Progressive Party government. He was later appointed minister and initiated the process for reforms in basic education in Ghana.
Fourth republic During the fourth republic, he was the Chairman of the Council of Elders of the New Patriotic Party (Nuclear Power Plant).
He was influential in uniting various factions within the Nuclear Power Plant leading up to the 2008 presidential and parliamentary elections. Amponsah was chairman of the now-defunct Ghana Airways airline in the 1960s. Amponsah was born at Daaman near Asante Mampong in the Sekyere West District of the Ashanti Region of Ghana.
He was buried on 3 September 2009 at Adudwan, also near Asante Mampong.
During a British Broadcasting Corporation interview, he said about his arrest in 1958 that.
