How Apex Investment Alliance Helped Deliver Australia’s Most Expensive Residence Sale

At Apex Investment Alliance, we've always held the perspective that strong connections, in-depth market knowledge, and a desire to work at the pinnacle of Australia's prestigious real estate industry produces world-class outcomes. When we were instrumental in the sale of what is now officially Australia's most expensive home, a collection of ultra-luxury penthouses worth over $140 million in Tower 1 of One Sydney Harbour, that philosophy became a reality.

This milestone was more than just a transaction that broke records. It was a turning point for Apex, proving our ability to lead wealthy customers through historic purchases that influence the direction of the luxury real estate market in Australia.

Understanding the Opportunity: A Once-in-a-Generation Residence

Tower 1 of One Sydney Harbour, created by internationally recognized architect Renzo Piano, is the height of opulence. The tower's upper levels served as the development's crown, providing an unparalleled scale:

  • A penthouse with two stories and lofty eight-meter ceilings

  • Below it is a full-floor sub-penthouse.

  • More than 1,600 square meters of custom living

  • An entrance fit for an international trophy residence, a private rooftop pool, a spa, and a gym

This property was one of the most sought-after opportunities in Australia even before construction started due to its prime location, architecture, privacy, and prestige.

 
 
Artists' Impression of the penthouse in One Sydney Square, Australia's most expensive property that was recently sold for $140M through Apex Investment Alliance.

Artists' Impression of the penthouse in One Sydney Square, Australia's most expensive property that was recently sold for $140M through Apex Investment Alliance.

How Apex Became Involved

Our client, an Australian resident and longtime Apex investor, wanted a home that was more than just a place to live; it needed to be a statement of architectural significance, a long-term generational base, and an enduring asset.

Apex facilitated the entire journey:

1. Priority Access to an Unrivaled Property

Through decades of developer relationships and our active role in the premium new-build market, Apex secured early visibility into Tower 1’s offering. This enabled our client to take decisive action on a unique opportunity that was not widely available to the market.

2. Senior Counseling During a Complicated Purchase

This kind of transaction necessitates strategic planning. Apex gave specifics:

  • Analysis of comparative markets

  • Capital growth forecasting

  • previews in private with the project team

  • Support for structural, legal, and architectural due diligence

From layout efficiency to long-term livability and future value, our team made sure the client understood every element.

3. Deal Coordination & Negotiation

In order to secure the penthouse and sub-penthouse in one line, Apex managed a systematic negotiation process that brought together a number of stakeholders, including developer representatives, legal teams, architects, and financial advisors. The result was a multi-level residence that is unlike anything else in Australia.

Artist’s Impression of One Sydney Harbour’s penthouse, with views overlooking the Harbour Bridge and Sydney’s Opera House.

Why This Sale Matters for Apex and for Australia

A Novel Standard for Residential Real Estate

The total sale price surpassed $140 million, setting a new national record and breaking earlier records for both homes and apartments. Additionally, the residence exceeded previous luxury thresholds on a per-square-meter basis.

Increasing Sydney's Presence on the World Stage

With this deal, Sydney joins international luxury markets like Hong Kong, Singapore, London, and New York, proving that Australia's best developments can fetch prices comparable to those in other countries.

Evidence of Apex's Maximum Capability

Although the project's cost made headlines, Apex saw it as a demonstration of something even more significant:

  1. Our capacity to function at the market's ultra-prestige end

  2. Our dependable, long-term connections with wealthy customers

  3. Our close connection to Australia's most important recent advancements

  4. Our ability to convert intricate projects into flawless results

The quality of service Apex has continuously provided since 1994 is reflected in this sale, as is the level of excellence we strive to provide to each and every client, whether they are buying a $1 million home or a $140 million landmark home.

Looking Forward

The accomplishment of this deal reaffirms our goal of directing customers to the best real estate prospects in Australia and producing outcomes that push the boundaries of what is conceivable. As Sydney continues to evolve, with new precincts, new architectural icons, and unprecedented levels of global interest, Apex remains committed to leading the next chapter of luxury property in Australia. Our staff is available to help if you're thinking about making a big purchase or need strategic advice on prestige real estate.

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