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Simon Brien is Northern Ireland’s leading estate agency, boasting over 40 years’ experience and 45,000 properties transacted. The company operates in private residential and new homes sales, premier homes and country estates, as well as land sales and consultancy. Services also include lettings, property management, mortgages and financial services.

The company’s success is built on the traditional values of customer care, extensive experience and personalised service, all underpinned by world-class technology enabling operational and service excellence.
In 2024, Simon Brien proudly joined Sherry FitzGerald Group, the largest estate agency in the Republic of Ireland, with more than 100 offices, including over 70 franchise locations.

What the future holds


Expansion of Locations and Services
We have set our sights on significant network expansion, with ambitions for the launch of a Simon Brien franchise model to accelerate our growth throughout Northern Ireland. A comprehensive suite of estate agency services will be offered, including residential sales, new homes, commercial, lettings, and financial services.

Cutting-edge Technology
Our commitment to continuous innovation and improvement is central to our philosophy. The adoption of world-class technology to enable an improved customer experience is at the heart of our operational excellence. Leveraging cutting-edge technology platforms, Simon Brien customers can expect significant digital advancements, delivering an informative, transparent and customer-centric experience, every time.

International Reach
Sherry FitzGerald are the exclusive Irish affiliate to Christie’s International Real Estate. This partnership gives Simon Brien customers, selling luxury homes in Northern Ireland, unparalleled access to exclusive international markets via the Christies network.Affiliates are selected for their success in luxury property sales and their ability to meet strict standards of excellence.



Continued Service Excellence
We remain ambitious, for our clients and for our business, and strive to be the most trusted property advisors, creating exceptional value and delivering the best possible property experience. Our business is about property and people. We are dedicated to reinforcing our leadership position in the market, striving to become the leading estate agency brand in Northern Ireland.

Meet The Team

Find out why we are the market leaders in Northern Ireland

Simon Brien

FNAEA Managing Director

Samuel Dickey

MRICS BSc (Hons) Director

Karen Wilson

BA (Hons) Chief Business Officer

Andrea White

Branch Manager

Robin Lyons

DiP , MNAEA Valuer

Gordon Black

MNAEA Land and New Homes

Chloe Carson

Land & New Homes

Barbara Nelson

Sales Negotiator & Office Manager

Anna Perry

Senior Sales Negotiator

Nicola Tann

FRICS, BSc Est Man Residential Sales

Anya Nixon

Administrator

David Alexander

Accounts Assistant

Jess Brien

Marketing Specialist

Steven Ramsey

MNAEA Residential Sales

Ryan McAvoy

AssocRics Branch Manager / Valuer

Alia Gea Gea

Land & New Homes

Grace Drury

Property Management

Ieuan Gilbert

Sales Negotiator

Jonathan Killen

Land & New Homes

Phoebe Skelton

Land & New Homes

Susie McSperrin

Sales Negotiator

Ciara Fayle

Residential Sales

Joe Sowerby

Lettings Valuer

Jennie Sharratt

MNAEA Branch Manager

Roy Chan

Accounts Assistant

Colin Hagan

MAAT Accounts Assistant

Ashley Dalzell

Marketing Specialist

Hayley Clernon

Sales Administration

Sacha Bloch

Lettings Administrator

Ben Wilkinson

FNAEA Senior Valuer

Jack Burns

Property Manager

Glenn Massey

Financial Accountant

Glenda Sanderson

New Homes Consultant

Patrick Cusack

Property Manager

Nathan Bennett

Associate Director

Cori Dillon

Viewer / Sales Negotiator
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