The scope of service includes, but is not limited to, the supply and delivery of all the labour, hardware, materials, equipment and all incidentals required or necessary to inspect, repair and maintain the generators under the scope. The requirement for inspection, maintenance, and repair relates to seven (7) generators of various brands (Caterpillar, Cummins and Kholer) located at the United Nations Headquarters in New York City (USA). All work and materials shall comply with the latest requirements of the local, New York State, and Federal regulations and all other rules, codes, and ordinances governing work of this nature. The detailed scope of requirements will be provided in the solicitation package, which will be sent out to all vendors responding to this EOI. No further detail can be made available prior to the issuance of the Solicitation. The proposed contract will be for an initial period of three (3) years, with the option to extend for two additional one-year periods (3+1+1). NOTE: Due to expected high volume of communications, please follow the instructions below: 1. Please review this complete request for EOI document. 2. If you have questions related to UN vendor registration, please follow the instructions below or contact register@un.org.