BACKGROUND: The United Nation Office at Nairobi (UNON) invites qualified interested General Building Contractors to submit Expression of Interest (EOI) to participate in an upcoming competitive bidding excercise for the provision of the Design and Build Services for the refurbishment and extension works at the United Nations Events and Wellness Center (UNEWC) and its sorroundings in the UNON Complex, Gigiri, Nairobi, Kenya. GENERAL SCOPE: The works will be organized in phases, which are yet to be determined, and will be executed over a period of approximately eighteen (18) months from the tentative start date of 1st of April 2025. The purpose of the project is to extend the existing building, upgrade the current sports facilities and introduce new dedicated events space,including other interventions both within the existing building and in the outdoor areas within the site. INDOOR WORKS: The main building was constructed in the early 2000’s and consists of three storeys, with the following approximate areas (Gross Internal Floor Area - GIFA): (a) The upper floor where the main entrance from the complex is located (ground floor) is 865 m2, (b) The lower floor (semi-basement 01) is 1036 m2 and (c) The lowest floor at the swimming pool level (semi-basement 02) is 78 m2. The works are mainly of refurbishment and renovation in different degrees depending on the area, but there will also be some minor extensions. In the upper floor the area (GIFA) will be extended in different areas by approximately 70 m2 and in the lower floor by approximately 26 m2. The building requires refurbishment works including but not limited to the following areas: changing facilities, toilets, restaurant and bar, gym, reception, multipurpose areas, events’ space, storage, plant rooms, outdoor terraces, and modular outdoor tents. OUTDOOR WORKS: The project comprises an overall outdoor area of approximately 50.000 m2, though the works only affect a reduced area within the site. The outdoor works will mainly consist of hard and soft landscaping, introducing new paved areas and terraces and refurbishing existing ones, installation of external shadowing systems (tensile, light structure, etc.), fences, installation of external modular prefabricated tents and potentially some minor earthworks. For both indoor and outdoor works, the project will include intervention on M&E and services in general as well as the required structural elements. SUMMARY OF WORKS: - Design, refurbishment, renovations, remodelling and fit-out of the building of approximately 1978 m2 and its close surroundings. This will include the necessary modifications to existing structure, strip out, minor demolitions and the fit-out of all new partitions and internal new structures including wet areas, cubicles, wall, and base units. - Executive Design including architectural, electrical, plumbing, sewage, IT, etc. details for the: Extension of the stand-alone pavilion and Extension in the upper and lower floors of the main building. - Demolition of stand-alone pavilion layout, keeping the structure, the façade (partially) and the roof. New layout to be built: - Upper floor light refurbishment, including the demolition of some partitions and installation of movable / foldable partitions. General finishes and upgrade of equipment. - Relocation of the restaurant counter into the current kitchen area. - Full refurbishment of the changing facilities in the semi-basement 01 and 02 and additional changing areas in the semi-basement 02. - Demolition of the staff changing facilities in the semi-basement 01, extension of the bar kitchen area. New changing facilities for staff in one of the extended areas: - New layout adjacent to the changing facilities at the semi-basement 01 level. - Replacement of external openings fully or partially. - Execution of external civil and landscape works. - Throughout the whole building and outdoor interventions, all the M&E required upgrades and adaptation to new layouts. - Throughout the whole building and outdoor interventions, the structural elements that might be required for the building extensions. - Provision of indoor and outdoor furniture. - Building and set-up of new ICT requirements with Electro-Mechanical and ICT installations. - Installation of structured cabling (fibre, UTP, RF etc) for the building with physical links to Data Centres elsewhere. - Installation and commissioning of the new electrical, lighting, plumbing and HVAC equipment as required. - Installation of the required outdoor and indoor doors and windows, joinery and finishings as per the architectural design. - Installation of sustainable technologies such as Photo voltaic panels and solar water heaters - Dismantling of the current Photo voltaic panels. - Installation of outdoors shadowing systems such as tensile, pergolas or light structures. - Retrofit of the existing shadowing tensile structure in the upper terrace. - Installation of prefabricated modular tents including the additional structural works that might be required as well as bringing to the tents and completing all the M&E and general services. - Accessibility upgrades including the possible installation of passenger lifts and passenger-elevating devices. - Coordination and installation of furniture, ICT, Public Address systems, security, and safety equipment. - Provision of as-built drawings in electronic (AutoCAD and Revit compatible) format. - Coordination with other parties developing other civil works within the site such as roads, pathways, and carpark areas. Complete details of the requirements will be provided in the tender documents, which will be issued to eligible vendors who will submit their Expression of Interest (EOI) to participate in the tender process.