Bagmati Ballroom
600 guests max5,217 sq.ft.
Kathmandu, Nepal, Nepal
Koshi is a dedicated event venue within the Kathmandu Marriott Hotel, a five-star property situated in Naxal, one of Kathmandu's established and well-connected neighbourhoods. The space carries the understated elegance that is characteristic of Marriott's event offerings — a professional, polished environment designed to host gatherings that demand both style and substance. Whether the occasion calls for crisp boardroom formality or the warmth of a celebratory banquet, Koshi adapts to the tone of the event rather than imposing one of its own. The interiors reflect contemporary hospitality design, with attention to lighting, acoustics, and layout flexibility that make the room genuinely functional rather than merely decorative.
Koshi is suited to a broad spectrum of events, making it a versatile choice for organizers across industries and occasions. Corporate clients find it well-matched for conferences, product launches, team off-sites, and formal meetings, where the Marriott property's professional infrastructure — reliable audiovisual equipment, high-speed connectivity, and experienced event coordination staff — provides a dependable backdrop. Social events are equally at home here: wedding receptions, engagement celebrations, milestone birthday dinners, and family gatherings all benefit from the setting's ability to shift from structured formality to relaxed festivity. The hotel's culinary team supports events with catering options that can be tailored to dietary preferences and cultural requirements, an important consideration in Kathmandu's diverse event landscape.
Naxal is among Kathmandu's most recognised addresses for diplomacy, business, and hospitality, placing the Kathmandu Marriott Hotel in a part of the city that is both central and relatively easy to reach from major commercial and residential corridors. The neighbourhood is close to several of Kathmandu's embassies, consulates, and business hubs, which makes Koshi a practical choice for events that draw an international or professionally mixed guest list. Tribhuvan International Airport, the primary gateway into Nepal, is accessible from Naxal, allowing outstation guests to reach the venue without navigating the city's more congested routes. For delegates or guests staying on-site, the Kathmandu Marriott Hotel's guest rooms mean that multi-day conferences or destination celebrations can be managed entirely within one property, reducing logistical complexity considerably. The hotel's position within a neighbourhood known for its relative calm also means that events can run without the ambient disruption common in busier commercial districts. For event planners seeking a venue that combines a reputable international hotel brand with genuine Kathmandu location credentials, Koshi at the Kathmandu Marriott Hotel presents a compelling and well-supported option.
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Koshi is designed to accommodate a wide range of events, including corporate conferences, product launches, team meetings, wedding receptions, engagement celebrations, and milestone social gatherings. The space is flexible enough to transition between formal and festive setups depending on the occasion. Prospective organizers are encouraged to contact the Kathmandu Marriott Hotel's events team to discuss specific requirements.
Yes, Koshi is well-suited to wedding receptions, engagement parties, and other celebratory social events. The venue's polished interiors and the hotel's catering team support the kind of tailored experience that wedding clients typically need. Couples should reach out to the hotel's event coordinators to discuss décor, menu, and layout preferences.
As part of the Kathmandu Marriott Hotel, Koshi benefits from the property's professional audiovisual infrastructure, which is standard for Marriott event spaces and typically includes sound systems, projection equipment, and connectivity support. Specific AV configurations and any additional technical requirements should be confirmed with the hotel's events team prior to booking.
The Kathmandu Marriott Hotel has an in-house culinary team that provides catering services for events held at Koshi. Menus can generally be tailored to suit dietary preferences and cultural requirements, which is particularly relevant for the diverse guest lists common in Kathmandu. Full details on menu options and any vendor policies should be discussed with the hotel directly.
Koshi is situated within the Kathmandu Marriott Hotel in Naxal, one of Kathmandu's established central neighbourhoods known for its proximity to embassies, business hubs, and key city landmarks. Naxal's relatively calm character makes it easier for guests to navigate compared to more congested parts of the city. The hotel's address can be confirmed on the Marriott website or by contacting the property directly.
The Kathmandu Marriott Hotel in Naxal is accessible from Tribhuvan International Airport, Kathmandu's primary international gateway. Travel time will depend on traffic conditions, which can vary considerably in Kathmandu. The hotel's concierge or events team can advise on estimated transfer times and arrange airport transfers for guests attending events at Koshi.
Yes, the Kathmandu Marriott Hotel offers guest rooms, making it possible for outstation delegates or destination event guests to stay on-site. This is particularly convenient for multi-day conferences or celebration events where minimising travel between accommodation and the venue matters. Room block arrangements for group bookings should be coordinated with the hotel's events or reservations team.
Koshi is well-positioned for international corporate events given that Naxal is close to several of Kathmandu's embassies and business corridors, and the Kathmandu Marriott Hotel is a globally recognised five-star brand. The combination of reliable event infrastructure and on-site accommodation makes it practical for delegations that need everything managed within one property. The hotel's events team can assist with the specific logistical needs of international delegations.
Koshi is designed with layout flexibility in mind, allowing it to be configured for different event styles such as theatre seating for presentations, banquet rounds for dining events, or classroom arrangements for training sessions. The hotel's event coordination team typically works with clients to determine the most suitable setup for their specific occasion. Exact configuration options and capacity for each layout should be confirmed with the events team.
Availability and pricing for Koshi can be explored by contacting the Kathmandu Marriott Hotel's events and catering team directly, either through the official Marriott website or by calling the property. Quotes are generally customised based on guest count, event duration, catering requirements, and additional services. It is advisable to enquire well in advance, especially for peak wedding and conference seasons in Kathmandu.
The Kathmandu Marriott Hotel is a full-service five-star property, and parking facilities are typically available for guests attending events. Whether valet or self-parking options are offered, and the scale of parking available, should be confirmed with the hotel prior to the event to plan accordingly for larger guest counts.
Koshi combines the operational reliability of an internationally managed five-star hotel with a location in Naxal that is central, calm, and well-regarded among both local and international visitors to Kathmandu. The ability to host everything from corporate conferences to wedding receptions — with in-house catering, on-site accommodation, and professional event coordination — under one roof distinguishes it from standalone banquet halls or independent venues. The Marriott brand's global event standards also provide organisers with a level of consistency and accountability that is reassuring for high-stakes occasions.
The Kathmandu Marriott Hotel's culinary team is experienced in catering for diverse guest lists and can typically accommodate a range of dietary preferences and cultural food requirements. Given Kathmandu's multicultural event landscape, this flexibility is an important part of the hotel's offering. Specific dietary requests and menu customisation options should be discussed with the catering coordinator during the planning process.
Reliable high-speed connectivity is a standard expectation within Marriott's event spaces and is part of the hotel's broader infrastructure for business and corporate events. Organisers planning live-streaming, video conferencing, or data-heavy presentations should confirm specific bandwidth and connectivity specifications with the hotel's technical or events team ahead of the event.
Cancellation and rescheduling terms for events at Koshi are set by the Kathmandu Marriott Hotel and will be outlined in the event contract at the time of booking. Policies can vary depending on the nature of the event, the lead time, and the services confirmed. Clients are advised to review the terms carefully with the hotel's events team before finalising any agreement.
