1. The United Nations Support Office in Somalia (UNSOS) is seeking Expression of Interest (EOI) from competent and qualified companies wishing to be considered for inclusion in a tender for Construction of Various Types of Reinforced Concrete Structures in Somalia. 2. UNSOS is planning to enter into non-exclusive one year contract with an option at its sole discretiion to extend the Contract for four (4) addditional one (1) year period i.e 1+1+1+1 for a cumulative period of five (5) years. The contractor(s) are expected to provide all workforce, equipment and materials to perform the Services. The detailed Scope of Work (SOW) will be provided within the UN's Request for Proposal (RFP) to be published soonest. 3. Companies interested in submitting Expression of Interest must be in similar business for not less than seven (7) years.