OSAS & OSEJI as a firm specializes in the various facets of the Estate Surveying and Valuation profession which basically includes the following:

1. Valuation of Assets including Land and Buildings, Plant and Machinery, furniture, fittings and other office equipment including motor vehicles.
2. Compensation and Acquisition of land for Government, Individuals and Non-Governmental Organizations and Agencies.
3. Project Monitoring and Management.
4. Development Appraisal including Preparation of Feasibility and Viability Reports on Proposed Projects and sourcing for development finance.
5. Property management including lease administration and management of service charge.
6. Real Estate Agency, involving letting, sale and acquisition of Real Estate Assets for and on behalf of clients.
7. Auctioneering and Debt Recovery Services.