Aaron Brennan

Onyx Sotheby · Vienna, Austria · Verified

12Active Listings Onyx SothebyAgency

Vienna · AustriaOperates In

About

Aaron Brennan guides international buyers and sellers through Austria's most sought-after addresses, from waterfront villas to city penthouses. With a portfolio spanning landmark residences, Aaron pairs deep local knowledge with a discreet, client-first approach at Onyx Sotheby.

Email [email protected] WhatsApp +90 545 282 30 72 Location Vienna, Austria

Active Listings

12 properties

For SaleVideo

1/18

$9,500,000

Luxury Homes in Abu Dhabi, United Arab Emirates

609M²

10Rooms

7Beds

7Baths

4Park

Private PoolSea ViewElevatorTennis CourtConcierge +2 more

Aaron Brennan

Onyx Sotheby

For SaleVideo

1/19

$15,400,000

Luxury Homes in Sydney, New South Wales, Australia

1463M²

8Rooms

6Beds

3Baths

3Park

Chef's KitchenConciergeSpaSmart HomeSauna +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/26

$55,900,000

Luxury Homes in Schaerbeek, Belgium

758M²

7Rooms

4Beds

5Baths

5Park

HelipadWine CellarHome CinemaSmart HomeSea View +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/14

$5,000,000

Luxury Homes in Nepean, Ontario, Canada

667M²

7Rooms

4Beds

2Baths

5Park

Staff QuartersPrivate PoolElevatorSmart HomeConcierge +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/19

$282,900,000

Luxury Homes in Newton, British Columbia, Canada

633M²

7Rooms

4Beds

8Baths

2Park

Private PoolGardenStaff QuartersSpaChef's Kitchen +2 more

Aaron Brennan

Onyx Sotheby

For SaleVideo

1/26

$11,100,000

Luxury Homes in Taicang, China

397M²

4Rooms

2Beds

4Baths

3Park

Staff QuartersChef's KitchenSaunaSea ViewTerrace +2 more

Aaron Brennan

Onyx Sotheby

For SaleVideo

1/22

$76,900,000

Luxury Homes in Hamburg, Germany

369M²

4Rooms

2Beds

3Baths

4Park

Tennis CourtSpaStaff QuartersElevatorGarden +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/21

$113,000,000

Luxury Homes in Freiburg, Germany

517M²

7Rooms

5Beds

5Baths

5Park

Chef's KitchenGymSpaGardenElevator +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/19

$206,900,000

Luxury Homes in Sankt Augustin, Germany

933M²

14Rooms

9Beds

3Baths

1Park

Smart HomeSea ViewHelipadSpaPrivate Pool +2 more

Aaron Brennan

Onyx Sotheby

For Sale

1/17

$199,400,000

Luxury Homes in Būsh, Egypt

705M²

11Rooms

6Beds

3Baths

3Park

Staff QuartersGymSaunaSpaHome Cinema +2 more

Aaron Brennan

Onyx Sotheby

For SaleVideo

1/16

$97,400,000

Luxury Homes in Alcalá de Henares, Spain

1343M²

10Rooms

5Beds

8Baths

5Park

GardenGymConciergeWine CellarHelipad +2 more

Aaron Brennan

Onyx Sotheby

For SaleVideo

1/26

$10,300,000

Luxury Homes in Espoo, Finland

1427M²

11Rooms

7Beds

7Baths

3Park

Smart HomeConciergeChef's KitchenSaunaHelipad +2 more

Aaron Brennan

Onyx Sotheby

Aaron Brennan

Active Listings

Private listings, before they go public.