ILA Penthouse
A Sustainable Venue in the Heart of Chelsea
Located in the heart of Chelsea’s Flower District, ILA Penthouse is a flexible indoor/outdoor venue for gatherings of all kinds—from corporate events to weddings and celebrations. Rooted in a botanical aesthetic and backed by FlowerSchool NY, we offer full-service planning, in-house design, and sustainable practices throughout every event.
Where We Are
Located at 253 West 28th Street, we are conveniently located in the heart of Chelsea and just a block away from New York City's expansive Flower District.
Quick Facts:
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28th Street b/t 7th & 8th Ave
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Convenient parking garages nearby
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Blocks away from the:
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28th Street (1,2 Train)
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23rd Street (A,C,E Trains)
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34th Street - Herald Square (B,D,F,M, and N,Q,R Trains)
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Penn Station (Amtrak, NJ Transit, & LIRR)
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Elevator building with AlphaTouch Entrypad
Bar Room
A Stylish Space for cocktail hours, intimate events, or floral activations.
Quick Facts:
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Capacity: ~60p
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Space: 1,200 sq ft (32" x 20")
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Access to 3 bathrooms
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ADA-Accessible
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Equipped with a full wet-bar set up, banquette seating, lush green plants, and ceiling greenery
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Ambient, twinkling lighting for evening events
Sanctuary
The perfect space to host your event, whether its a seated dinner,
Quick Facts:
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Capacity: ~200p
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Space: 3,000 sq ft (47" x 40")
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Access to 3 bathrooms
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ADA-Accessible
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Customizable space with multiple bars, lighting configurations, and amenities to make your event come to life.
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Ambient, twinkling lighting for evening events
Rooftop Garden
Perched above Chelsea, our rooftop garden offers sweeping city views in a lush, open-air setting.
Quick Facts:
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Capacity: ~200p
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Space: 5,000 sq. ft. outdoor space
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Access to 3 bathrooms
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ADA-Accessible
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Featuring lush greenery, outdoor seating options, and beautiful city lights
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Twinkling lights for evening events
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Speaker and musical options
Floor Plans
Explore our venue's floor plans to visualize your perfect event in our space.
Included With Your Rental
ILA Penthouse is a fully equipped, all-inclusive venue. Your rental includes tables, chairs, linens, glassware, and dishware, as well as in-house coordination to ensure your event runs smoothly. With flexible layouts and a dedicated team to help bring your vision to life, the space is ready to host everything from intimate dinners to full-scale receptions—all while staying in our venue.
What’s Included:
Tables (round, banquet, and cocktail), chairs (wood, stools, and banquet seating), classic linens (black and white), glassware (water, wine, and cocktail), and complete dishware for serveware and service.
A Seamless, Full-Service Experience
When you host at ILA Penthouse, you’re never navigating the details alone. We collaborate with you to designing your food & beverage menu, coordinating professional staffing, developing your event layout, and overseeing all logistics leading up to your event allowing you to have a seamless event planning experience.
On the day itself, our experienced event captains ensure everything flows beautifully so you can focus entirely on your guests.
What We Manage:
Event Staffing, Vendor Relations, Menu Creation, Custom Cocktails, Venue Layout, Day-Of Coordination
Our in-house catering team offers seasonal, chef-driven menus tailored to your event—whether it’s light bites for a cocktail hour, a curated lunch, or an elegant seated dinner. We accommodate a range of dietary needs and specialize in thoughtful, beautifully presented dishes.
Catering Offerings:
Cocktail Parties, Family Style Meals, Plated Dinners, Rooftop Picnics, Food Stations
In-House Catering
For those interested in a more expansive menu, ILA Penthouse is catered exclusively by ONTHEMARC Events.
ONTHEMARC Events is a contemporary, full-service caterer with extensive experience in off-site catering and venue management. Since its inception in 2006, ONTHEMARC creates memorable, well-executed events using deliberate and mindful event planning, warm and caring service, and consistent menu delivery and execution. Events range from small, highly customized creative parties to large corporate functions.
Please Inquire about ONTHEMARC during the booking process!
Our Catering Partner, ONTHEMARC
Floral & Design Services
As part of FlowerSchool NY, we can provide expert floral design to elevate your event with stunning, handcrafted arrangements. Our team also offers event design support—whether managing details in-house or collaborating with trusted vendors—to bring your vision to life. With a beautifully appointed floral-themed space, your event is set against an inspiring, natural backdrop that enhances every detail.
Basic planning and design services are included with every rental. However, if you require long term planning and more elaborate design services, we can suggest the perfect designer for you.
Design Offerings:
Crafted Menu of Floral Offerings, In-House Design Touches and Elements, Event Planning Support
A/V Packages
ILA Penthouse is equipped with state-of-the-art audio-visual technology to support the success of your event. Our three professional-grade microphones are ideal for speeches, presentations, and performances. The venue features a high-definition projector to showcase presentations, slideshows, and visual art with clarity and impact. Complementing these, two surround-sound speakers provide immersive, high-quality audio to engage your guests throughout your event.
A/V Package Offerings:
Surround-Sound Speakers, Additional Speakers for Rooftop, Microphones,
Short-Throw Projector, Stage, Lucite Podium