Three o’s Nig. Ltd is an indigenous company that is into engineering services such as Building construction etc.
The key personnel are professionals who have at various times in their respective present/former duty post/career opportunities been involved wholly or partially in the development/execution of diverse sorts of projects.
The firm can also easily draw upon core-specialist resources available elsewhere if/when required/ necessary.
At present all technical and administrative staff are Nigerians.

As earlier stated, Three O’s Nig. Ltd comprises of a team of personnel who have variously acquired diverse reliable experiences in the construction industry.
Knowledge of local conditions and methods of working therefore enables the firm to provide a service geared to meeting the technical needs especially within Nigeria.

The Company is registered with the Corporate Affairs commission and is fully registered professional member of Nigerian Society of Engineers and Council for the Regulation of Engineering in Nigeria.

The company has been in business for over 23 years now as it was registered on the 19th day of January 1993 with RC No: RC. 214076.

Three ‘O’S Nig Ltd has successfully executed various projects for clients like the Ekiti State University, The Obafemi Awolowo University, The Ekiti State Government, the University of Ilorin, the Nassarawa State University and others.


The company has a dynamic and professional management team led by Sir (Engr) Oyedeji O. Olajubu (MNSE) who has cognate Civil Engineering experience of over 32 years. He is a graduate of Civil Engineering from University of Ilorin.

He has severally on the job experience from his experience with reputable engineering firm like RCC (Reynoid Construction Company) before vered out to form his own company.

He is able assisted by a team of professionals.

The firm has undertaken notable commissions in the private, public, Religious and industrial sectors.