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Our People

At Thomas Merrifield our people are passionate about property.

Sharing a wealth of local knowledge and expertise we are confident we know what you expect when selling or letting your home. What we believe makes us different is our unrivalled commitment to exceeding your expectations.

Customer service is at the heart of what we do. We know that moving home is one of the biggest things you can do and our teams will go above and beyond to ensure that your experience is a happy and positive one.


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Andrew Hearn MNAEA
Director

Andrew was introduced to the property industry from a young age, while residing in a Cornish seaside town during the early 1980’s. Born in Abingdon-On-Thames, Andrew returned to Oxfordshire a few years later to further his career within Oxford City centre, before committing himself to continuously working in Abingdon-on Thames though to the present time. Andrew is delighted to represent the town with which he has such a close affiliation. His considerable experience and work ethic has enabled him to establish lasting relationships with many local and national clients, and to provide expertise covering a diverse range of private residential and New Home property matters.

Andrew Hearn MNAEA
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Simon Mcconnell MNAEA
Director

Simon started working in the property industry in 1988 and has always been based in Oxfordshire with the last 20 years spent in Abingdon on Thames. During this time, Simon has built up many relationships with both private clients and businesses including developers and law firms. Simon is quite happy dealing with all types of residential property from apartments to large houses and also has a large amount of experience in dealing with New Homes for private developers and national house builders.

Simon Mcconnell MNAEA
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David Weeks
Director

David started working in the property industry in 1994. After accepting a directorship with Thomas Merrifield having sold Bicester Limited, 17 years ago, he has enjoyed working in a busy business in the market town, over 3,500 homes sold. He deals with all aspects of estate agency, with a strong interest in new development and renovation projects.

David Weeks
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Jon Warrell
Director

Jon qualified as a surveyor and valuer at Bristol Polytechnic in 1984. Since then he has principally worked in residential estate agency, managing offices in Chipping Norton and Witney prior to his move to Thomas Merrifield Bicester in 1998. Jon particularly enjoys dealing with clients from the first appointment right through to the ultimate handover of keys.

Jon Warrell
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James Merrifield
Director

James joined the business at the Didcot Office in 2009 becoming a joint Director of the office in 2014.

Having previously worked in Civil Engineering James is particularly interested in the sale of New Homes and development projects although the ‘cut and thrust ‘ of business and the satisfaction of arranging a sale is what really drives him on.

James Merrifield
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Nick Wilder FNAEA
Director

Nick opened Thomas Merrifield’s Didcot office in 1998 and has worked in the town for over 20 years. Nick has wide experienceof the local property market in Didcot and the surrounding villages encompassing everything from first time buyer appartments to Large village houses as well as advising on Land and New Homes. Nick is a Fellow of the NAEA.

Nick Wilder FNAEA
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Julian G Margan-Barrett FNAEA
Director

Julian has worked in the industry for over 30 years and has built up a valuable number of clients in the Kidlington area and has been part of a successful team with Thomas Merrifield since opening in 1997.

Julian G Margan-Barrett FNAEA
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Dan Onion BSc MRICS
Director

Dan has over 25 years of property experience in surveying and agency covering a wide range of advice across residential and commercial property. A founding Director of Thomas Merrifield and based in the Oxford office, Dan advises on all aspects of residential sales, development, investment and valuation in Oxford and the surrounding area. “Our aim is to provide the best advice to individuals and corporate clients to help them to make an informed decision on their property and then we put in the hard work to bring that to fruition”. Dan qualified as a Chartered Surveyor in 1990.

Dan Onion BSc MRICS
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Philip Turner FNAEA
Director

Philip has worked as an estate agent since 1982 covering Oxford City and the surrounding area. He advises private property owners, institutional clients and developers in the sale of their properties both in the city and country. Philip also regularly handles the sale and acquisition of residential development sites, both small and large.

Philip Turner FNAEA
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Andrew Gribben
Director

Andrew started his successful residential sales career in 1986 in South Oxfordshire. He was a Director for 15 years of a Wantage based estate agency before joining Thomas Merrifield in 2015 to set up and run it’s Grove & Wantage office. Andrew regularly works with and for local builders and national developers investing in the area, whilst offering a professional and personal service to his vendor clients, many of whom return to “move” with Andrew time and again.

Andrew Gribben
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Simon Merrifield FNAEA MARLA
Director

Simon commenced employment as a Trainee Surveyor in 1971 with the Oxfordshire firm of Adkin, Belcher and Bowen.

Moving into Sales in 1975 he became Sales Director of Adkin Rafferty after the acquisition and merger of Adkin with Rafferty Buckland by TSB Property Services in the late 1980’s.

Since setting up Thomas Merrifield with former Adkin colleagues in 1995, Simon has concentrated his efforts on building up the firm’s Land and New Homes business advising on all aspects of Land, Planning and Development site disposals.

Simon Merrifield FNAEA MARLA
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Guy Glover MNAEA
Director

Guy served for twelve years in the RAF Queens Flight, escorting Princess Diana to such places as Namibia, Pakistan and Norfolk. When he left the RAF he wanted to work somewhere equally remote and inhospitable, so he became an estate agent in Witney. After nineteen years working for Adkin and then Thomas Merrifield, he moved to Wallingford office as Director in September 2014, thereby reducing his journey to work from twenty five miles each way to one. As a local resident he is proud to serve the people of Wallingford and looks forward to assisting you with all your property matters.

Guy Glover MNAEA
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Phillip Miller FNAEA
Director

Philip has built up an enviable reputation as a very effective Estate Agent in Oxfordshire in a career spanning over 34 years and including successful spells in Oxford City and North, South and West Oxfordshire.

Born and bred in the County his local knowledge and experience is considerable and is put to good use in the course of his business.

Phillip Miller FNAEA
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Stuart Wallsworth FNAEA
Director

Stuart has been in Estate Agency for over 30 years. He joined Thomas Merrifield Witney in 2000 establishing himself as a trustworthy and successful Estate Agent.

Stuart Wallsworth FNAEA
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Nicolette O’reilly
Lettings Director

Nicolette set up Thomas Merrifield on the Lettings side in 1999. Having worked previously for 10 years on the New Homes side, and previously in Personnel for The Financial Times.

Nicolette O’reilly
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Simon Smith
Lettings Director

Simon has been working in the property industry since 1988.

Originally starting in sales he became involved in Lettings in 1995. Simon joined Thomas Merrifield in 1999 and has successfully built up the lettings and management side of the business with his Co-Director Nicolette O’Reilly. Simon has excellent knowledge of the Lettings Market and Exceptional customer care skills.

Simon Smith

WHAT OUR
CUSTOMERS SAY

  • Thank you so much for your help. I am most grateful and it is so nice deal with friendly civilised folks.”
  • Very professional and dedicated. Great agency with excellent personal service. Actively participated in the exchange process and helped enormously in moving thins along down the chain.”
  • Many thanks for your effort, tireless chasing of potential buyers and support which you have given to me personally throughout the sale process. I’m relieved we finally got there – in no small way due to your effort.”
  • The circle is now complete – you have handled the sale to me and the sale for me with effortless ease!”
  • Thank YOU – you have been BRILLIANT throughout the rollercoaster experience. A wonderful, firm rock to lean on when needed!”
  • Thank you so much for your help with the purchase of our new home, we really appreciate the effort you made on everybody’s behalf. You were very helpful and this made a big difference to us! Very many thanks.”
  • This is just a note to say a big thanks to you for your hard work, patience, help and support regarding the purchase of…”
  • The whole team are approachable and supportive, they provide as much or as little information as you require, no question goes unanswered no matter how trivial. I did not feel a all pressured into our sale or purchase, as I had with other agents in the area. I was relieved that I could keep all of my business with Thomas Merrifield. The first time I have had a hassle-free house move in 20 years!!”
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