He was quite active in all the groups he found himself; at school, in the university and his community viz - President of clubs, Secretary of UI Students Union, National President AIESEC, PENGASSAN local and National President, Treasurer, Secretary and President of Community Unions. He served as an honorary Secretary to the Petroleum Industry Employers Association, Lagos branches of the Institute of Personnel Management of Nigeria and the Nigerian Institute of Management. He served as a member of the Governing Council of NECA and a Director of the Imo Modern Poultry Limited.

He travelled to all the continents of the World and enjoyed photography, contemporary discourse, art, and music. A keen sportsman, he played hockey, cricket, lawn tennis for his institutions and state and also enjoyed golf. 

He was married to Ngozi a lawyer, retired Director of the Federal Civil Service, devoted Christian who has been honored by both the diocese and her community with a chieftaincy for her own services. They are blessed with four daughters - a Pediatric Dermatologist/Assistant Professor, a Petroleum Engineer, a Management Consultant and a Human Resource professional/radio host, all in the United States of America. They are also blessed with a son-in-law and two grandsons.

As a knight of St. Christopher, he actively contributed to church matters in Lagos and at home. He had been a member of the Parish Council, Archdeaconry and Diocesan Boards. He was the Bishop's nominee to the Synods of the Diocese of Okigwe South since its inception.  

He joined the Nigerian Agip Oil Company (NAOC) in 1976. He had a rapid rise in his career as he was appointed a manager in 1984 and General Manager in 1996. In 1998, he joined the Boards of Directors of the Eni (Agip E&P) companies.

His career at Agip was characterized by challenging pioneering assignments including setting up of departments, negotiating multi-million dollar oil contracts, reorganizing and strengthening strategic groups etc. He was able to learn to speak Italian on the job.

Cyprian Agim's secondary school education was sponsored by the Chief J. M. Echeruo scholarship and he proceeded to the University of Ibadan as a JFK scholar. The scholarships were first prizes won on local and national competitions.

CHIEF CYPRIAN REGINALD ONYEKAOZURU EZEJI AGIM KSC, FCIPM, MNIM, Ugwumba Okata, Ugo Umunumo, Mmiri naedoro oha Egbema, Enyioha Obubu, was born on October 6, 1947. His parents were married in January 1947 and his father Cyprian Benedict died in April 1947. His mother Violet (nee Nwokorie Ebo), was happy that her son was going to a choice college; Government College Afikpo, before her death in 1960. She had inculcated in her son the virtues of being a Christian and a devout Anglican. Both his grandmothers (Esther and Rachael) and mother were staunch members of the Women's Guild and Mothers Union. The role of these women's organizations during the funeral of his mother etched deep impressions on the young orphan.