Everest Okpara founded Everight Diagnostic & Laboratory Services Ltd in 2005; under his leadership the organisation expanded to operate diagnostic centres in Owerri, Lagos and Abuja and added molecular-testing capability during the
COVID-19 pandemic. During the COVID-19 pandemic, Everight was listed among private laboratories contributing PCR testing in Nigeria and appears in multiple
Nigeria Centre for Disease Control (NCDC) situational reports as an active testing centre for inbound/outbound travellers and routine testing at different times in 2021–2022. The Medical Laboratory Science Council of Nigeria (MLSCN) records show the laboratory's
ISO15189 accreditation certificate for its Wuse 2 (Abuja) facility. In 2019 Okpara became the substantive president of the Owerri Chamber of Commerce, Industry, Mines and Agriculture (OCCIMA); this appointment and his role in local organised private-sector bodies were reported in national and local business publications. == Recognition and Accreditation ==