Luxury, Refined: Abadeen’s Boutique Vision Reshapes the Lower North Shore
Three completed developments bring a quieter, more thoughtful style of luxury living to Mosman, Neutral Bay and Crows Nest.
Three completed developments bring a quieter, more thoughtful style of luxury living to Mosman, Neutral Bay and Crows Nest.
Luxury means different things to different people. On the Lower North Shore, it often means the everyday things are well considered and exceptionally executed.
House-like proportions. An abundance of natural light. Security and privacy. Materials crafted with care.
Homes built for the way people truly live, shaped by industry expert and Lower North Shore local resident at the helm, Justin Brown, whose attention to detail is constant and uncompromising.
This is the space Abadeen has occupied for more than 25 years.
The developer has delivered premium residential, commercial and mixed-use projects across Australia, but the Lower North Shore has become the clearest expression of its philosophy.
A recent example is Cremorne Point Estate, completed in 2020.
Its craftsmanship is so enduring that the penthouse is now reselling for almost twice its original price in only four years. Smaller buildings. Real liveability. Design that retains its elegance over time.
Abadeen’s current portfolio also includes The Villas, Mosman Residences, Park Residences, Northcote Collective and the newly announced Burran Residences in Balmoral. But three completed buildings now take centre stage: The Hampden in Mosman, ENSO in Neutral Bay and KOYO in Crows Nest.
All are complete, move-in ready, and only a limited number of residences remain. At The Hampden, only one whole-floor residence remains available.

Meticulously crafted by acclaimed Mathieson Architects and delivered by Abadeen, The Hampden offers a rare level of refinement within an exclusive collection of only three residences.
The final available home is a brand-new, whole-floor residence capturing sweeping Middle Harbour views over Chinamans and Clontarf Beaches from a prized northerly aspect. It delivers a house-like ambience with floor-to-ceiling glass that draws in natural light, paired with exquisite finishes in natural stone and warm timber.
Expansive open plan living and dining areas are anchored by a premium fireplace and flow out to a generous north-facing entertainers’ terrace overlooking boat-studded waters. The high-spec kitchen includes a full butler’s pantry, WOLF appliances, an integrated Sub-Zero fridge and freezer, a wine fridge and a Taj Mahal Quartzite island.

With only nine residences, ENSO is a boutique collection where Koichi Takada’s architecture focuses on calm, contemporary living.
Natural stone, timber and soft curves create a sense of warmth, while generous glazing and landscaped outlooks bring light and greenery into the heart of each home. Rooms are designed for real daily use, with integrated joinery, considered storage and floor plans that prioritise ease and comfort. The result is a series of homes that feel composed, tactile and effortless to live in every day.

Designed by Koichi Takada, KOYO is a boutique collection of 27 residences shaped by natural textures, soft curves and a refined sense of luxury.
Its low-rise form sits within a leafy cul-de-sac, offering privacy only moments from Crows Nest village and the new Victoria Cross Metro station.
Inside, every space is crafted for daily ease. Timber, stone and sculptural details create a warm, tactile palette, while full-height glazing draws light into the heart of each home.
Integrated joinery, intuitive circulation and thoughtful storage keep rooms open, calm and effortless to live in.
KOYO reflects Abadeen’s approach to modern living: refined, confident and beautifully functional. KOYO is modern, confident and created for daily life without unnecessary embellishment.

Abadeen’s philosophy is shaped by Executive Chairman & Founder Justin Brown, whose three decades in the industry have defined a distinct approach to residential development on the Lower North Shore and beyond.
Justin believes luxury should feel effortless. A home should work beautifully every day, with planning that makes sense, materials that age gracefully and detailing that supports calm, comfortable living long after the first inspection.
This philosophy is embedded early in the design process. Acoustic comfort, natural shading, solar orientation and circulation are resolved from the outset.
Landscapes are designed to welcome residents rather than simply frame buildings. Interiors prioritise clarity and ease, with joinery, storage and spatial proportions refined to deliver homes that feel composed, tactile and intuitive to live in.
Justin’s values-led approach unifies Abadeen’s Lower North Shore projects. Each reflects the same commitment to certainty, longevity and quiet architectural excellence. These are homes built to be lived in, not performed, shaped around the daily rituals, warmth and comfort that define enduring residential design.
This part of Sydney reflects Abadeen’s values. Established neighbourhoods. Walkable villages. Tree-lined streets. Natural light and natural rhythm. It is a quieter style of luxury that holds its value and relevance over time.
Abadeen is a leading Australian property developer with premium residential and mixed-use projects across NSW, VIC, QLD and WA. Limited residences remain at The Hampden in Mosman, ENSO in Neutral Bay and KOYO in Crows Nest. Private appointments and viewings are now available. Call Jay Carter on 0417 248 117.
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The Sydney developer-builder, which typically retains its projects, is offering 54 residences off the plan on Spencer Street, with prices starting at $3.9 million.
HSN Property Group has launched Maison Jolene in Rose Bay, giving buyers a rare opportunity to purchase off the plan from a developer-builder that has spent more than two decades building a predominantly build-to-hold portfolio in Sydney’s eastern suburbs. HSN values that portfolio at $4 billion.
Located at 2–16 Spencer Street, Maison Jolene comprises 54 residences, including house-sized two- and three-bedroom apartments, sub-penthouses and penthouses. Prices start at $3.9 million, according to HSN, with many residences designed to capture views across Rose Bay, Sydney Harbour and the city skyline.
James Nixon, head of projects at The Rubinstein Group, is handling the sales campaign alongside agency founder Gavin Rubinstein. He says the launch is an unusual opportunity for buyers who have followed the developer’s work.
“HSN is renowned for building entire projects and rarely selling a single apartment to the open market, so Maison Jolene really is a first for potential buyers who have been following the brand across previous projects,” Nixon says.
HSN worked with architecture practice MHN Design Union and interiors studio The Unlisted Collective on the development. A rhythm of arches and deep-set openings gives the building its presence on Spencer Street, while the residences are positioned to make the most of natural light, privacy and outlook. Landscaping frames the arrival and carries through to the shared outdoor spaces.
“Maison Jolene was conceived to bring a touch of European elegance to Rose Bay, drawing on the understated charm of Mayfair and the romance of Paris while remaining grounded in the relaxed character of Sydney’s eastern suburbs,” says Rafi Assouline, founder and director of HSN Property Group.

The apartments were designed with established Rose Bay downsizers in mind. Large kitchens, generous storage and flexible living areas are intended to ease the move from a family home, with layouts that can also accommodate families and professionals looking for more space in an apartment.
The shared amenities are designed as an extension of those homes. Residents will have access to a lounge, private dining room and landscaped alfresco entertaining area. A wellness retreat brings together a magnesium pool, cold plunge, sauna, steam room and heated stone recovery bench, alongside a gym and dedicated space for Pilates and yoga.
Inside the apartments, the curves of the façade recur in the cabinetry and balustrades. Custom wall sconces, tapware and patterned parquetry sit alongside carved marble basins, hammered-glass shower screens and recessed stone niches. Timber veneer wardrobes have leather-clad drawers, while an Art Deco-inspired motif appears in the raised ceiling detail, joinery and built-in velvet bedheads.
“Maison Jolene is at once contemporary and old world, with custom-designed parquetry flooring and an art deco-inspired motif juxtaposing with the curvature of the arched facade, balustrade and internal cabinetry,” Assouline says.
The kitchens bring several of those ideas together in a sculptural, bubble-shaped island. Assouline helped design and engineer the curved form and personally selected the marble, which is bookmatched so the veining mirrors across adjoining pieces.
“With each of our projects, I look for symmetry in design,” he says. “Crafting the apartments is like solving a puzzle of one thousand pieces; one little detail wrong could mean the picture doesn’t translate correctly once it’s finished.”

HSN will develop and build Maison Jolene, overseeing the project from design through to construction. The family-owned company says it has delivered more than 270 homes, has 200 apartments under construction and has a 100 per cent completion record.
“As a private, integrated developer-builder, we maintain close control over every stage of a project,” Assouline says. “We see our projects as collaborative partnerships with our architects, interior designers and specialist trades with whom we have refined a very unique aesthetic, to ensure every detail is considered for those who will live there.”
For Nixon, the developer’s involvement in both design and construction is part of the pitch to buyers. “The attention to design excellence, combined with HSN’s proven track record in delivering ultra-high-end developments, ensures a level of rarity and enduring quality seldom seen in today’s market,” he says.
“To purchase an HSN property is to acquire a property that will not just hold its value but stand the test of time as a timeless piece of Sydney real estate.”
The Spencer Street address puts residents close to Rose Bay’s village cafés and restaurants, foreshore walks and ferry service, with beaches, golf courses and schools nearby. Maison Jolene is now selling off the plan through James Nixon and Gavin Rubinstein.
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