Constellation Ballroom at ONE°15 Marina Sentosa Cove is a large-format waterfront event venue within one of Singapore’s best-known marina destinations. Made up of Constellation Ballroom I, II and III, the space can be configured separately or combined into one grand ballroom, giving planners flexibility for gala dinners, conferences, weddings, and large corporate celebrations.

The ballroom is paired with a marina-facing foyer, making it well suited for guest registration, cocktail receptions, sponsor activations, and pre-function use. For planners looking for a venue that combines scale, waterfront setting, and strong dinner and dance suitability, Constellation Ballroom is a compelling Sentosa Cove option.

Spaces & Capacity

Constellation Ballroom I, II and III can be combined into one larger ballroom. Combined banquet seating is up to 360 guests, while maximum standing capacity is up to 500. The official floor plan also shows a theatre setup of up to 450 and classroom setup of up to 250.

Beyond the setting itself, the venue is equipped with practical event infrastructure including a holding room, a 3m x 2m LED wall, a professional sound system, a 6-channel mixer, and wireless as well as hand-held microphones. For planners looking for a character venue with built-in AV support and a central location near Dhoby Ghaut, The Secret Haven is a strong option for curated social and corporate events.

The interior features communal tables, banquette seating, and a striking backlit bar accented with playful pop-art elements. Flexible seating arrangements support both small group interactions and larger social events, while the open layout encourages movement and conversation. RedTail offers a laid-back yet lively setting for planners seeking an informal venue with energy and character.

The space features a lantern-lit ceiling, cascading red foliage, retro murals, and Japanese-inspired details that create a warm yet dramatic atmosphere. A central bar and curated spirits selection enhance the social flow, while the cozy layout encourages conversation and connection. Here Kitty Kitty is suited for events that prioritise intimacy, character, and a sense of discovery.

The venue’s futuristic design features playful furniture, LED-backed bars, and a distinctive circular dance floor that encourages movement and interaction. Original artworks by local artist Jahan Loh add character and visual depth, while ambient lighting and exposed ceilings enhance the modern aesthetic. Phuture is an ideal choice for planners seeking a venue that feels imaginative, expressive, and visually engaging.

At the heart of the space is a striking illuminated island bar, complemented by plush seating, mirrored walls, and gold accents. The adaptable lighting and generous dance floor allow the venue to transition smoothly from networking sessions to high-energy entertainment. Capital’s polished design and versatile layout provide a stylish backdrop for events that seek both elegance and atmosphere.

The neo-industrial interior features dramatic lighting, high ceilings, and a custom Gary Stewart analog sound system, delivering an immersive experience from the moment guests enter through its iconic tunnel. With its adaptable layout and production-ready infrastructure, Zouk transforms seamlessly into a stage where concepts come to life, supporting events that demand presence, atmosphere, and unforgettable scale.

When combined, the spaces accommodate large guest volumes across distinct environments, allowing planners to design multi-zone experiences with seamless transitions between main stages, lounge areas, and creative spaces. With integrated production capabilities, dramatic architecture, and flexible layouts, the combined Zouk Singapore venue supports events that demand impact, scale, and memorable guest journeys.