Marcus O'Brien
1 email domain
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Marcus O'Brien Email & Phone Number
Head of The Family Office
at
UK Sotheby's International Realty
LinkedIn matched
✓ Verified August 2026
2 data sources
Profile completeness 71%
Current company
Role
Head of The Family Office
Location
London, England, United Kingdom
Company size
Who is Marcus O'Brien? Overview
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Quick answer
Marcus O'Brien is listed as Head of The Family Office at UK Sotheby's International Realty, a with 25 employees, based in London, England, United Kingdom. AeroLeads shows a matched LinkedIn profile for Marcus O'Brien.
Company email context
Email format at UK Sotheby's International Realty
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UK Sotheby's International Realty
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Profile bio
About Marcus O'Brien
Over the course of the past decade, Marcus has successfully transacted on several record breaking and remarkable deals. Among his many accolades, he handled the sale of the most expensive residential property ever sold to date in the UK, as well as the most valuable rental contract in British history.Marcus has an enviable reputation amongst a select group of UHNW clients. He is consistently entrusted by the leading private banks, family offices and law firms to act for their clients discreetly, while adding genuine value and expertise.
Current workplace
Marcus O'Brien's current company
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Uk Sotheby'S International Realty
1 role
Marcus O'Brien work experience
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Head Of The Family Office
Team & coworkers
Colleagues at UK Sotheby's International Realty
Other employees you can reach at sothebysrealty.co.uk. View company contacts for 25 employees →
CS
Chris Sellwood
Colleague at Uk Sotheby'S International RealtyLondon Area, United Kingdom
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AC
Andrew Chambers
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
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EF
Ellie F.
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
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FF
Francesca Fox
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
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SR
Suzi Robertson
Colleague at Uk Sotheby'S International RealtySidcup, England, United Kingdom
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MS
Minnie Stainrod
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
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WP
Will Pitt
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
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ZM
Zach Madison
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
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CL
Ciracus Lekyle Colmcille
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
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MX
Mirul Xi.
Colleague at Uk Sotheby'S International RealtyLanggar, Kedah, Malaysia
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Chris Sellwood
Colleague at Uk Sotheby'S International RealtyLondon Area, United Kingdom
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AC
Andrew Chambers
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
View →
EF
Ellie F.
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
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FF
Francesca Fox
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
View →
SR
Suzi Robertson
Colleague at Uk Sotheby'S International RealtySidcup, England, United Kingdom
View →
MS
Minnie Stainrod
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
View →
WP
Will Pitt
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
View →
ZM
Zach Madison
Colleague at Uk Sotheby'S International RealtyLondon, England, United Kingdom
View →
CL
Ciracus Lekyle Colmcille
Colleague at Uk Sotheby'S International RealtyUnited Kingdom
View →
MX
Mirul Xi.
Colleague at Uk Sotheby'S International RealtyLanggar, Kedah, Malaysia
View →
FAQ
Frequently asked questions about Marcus O'Brien
Quick answers generated from the profile data available on this page.
What company does Marcus O'Brien work for?
Marcus O'Brien works for UK Sotheby's International Realty.
What is Marcus O'Brien's role at UK Sotheby's International Realty?
Marcus O'Brien is listed as Head of The Family Office at UK Sotheby's International Realty.
Where is Marcus O'Brien based?
Marcus O'Brien is based in London, England, United Kingdom while working with UK Sotheby's International Realty.
What companies has Marcus O'Brien worked for?
Marcus O'Brien has worked for Uk Sotheby'S International Realty.
Who are Marcus O'Brien's colleagues at UK Sotheby's International Realty?
Marcus O'Brien's colleagues at UK Sotheby's International Realty include Chris Sellwood, Andrew Chambers, Ellie F., Francesca Fox, and Suzi Robertson.
How can I contact Marcus O'Brien?
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