Peter Ndubuisi Mbah (// ⓘ; born 17 March 1972) is a Nigerian maritime lawyer, financial analyst, and politician who has served as Governor of Enugu State since 2023.

[1][2] He is the founder and Chief Executive Officer (CEO) of Pinnacle Oil and Gas Ltd.[3][4][5] Mbah is a native of Owo[6][7] in Nkanu East Local Government Area (LGA) of Enugu State, Nigeria.

Peter Mbah participated in the National Youth Service Corps in Udeh and Associates law firm in Lagos.

[11] He is the founder/CEO of Pinnacle Oil and Gas Ltd.[12] This establishment completed the development of Single Point Monitoring (SPM), Conventional Buoy Mooring (CBM) and storage facilities in Lekki Free Trade Zone in 2021.

[5][11][13][14][15][16] Dr. Mbah was appointed Chief of Staff in 2003 and subsequently as Commissioner for Finance and Economic Development by Governor, Chimaroke Nnamani.