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Alex Sewell

Alex Sewell Director

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I was the last of the Sewell family to get involved in property and now I live and breathe it! My business philosophies are to keep it simple, treat the customers like you would expect to be treated yourself and provide simple, professional and honest advice.

Emily Armstrong

Emily Armstrong Managing Director New Homes

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I joined Sewell & Gardner in 2006 having previously worked in media sales and quickly gained an enthusiasm for Sales & New Homes. I worked as New Homes Manager for many years taking short breaks out to have my two children Lucy & Jack. In 2020 I joined Alex and Jan as a Director of the business and now focus my time on developing both our residential Sales & New Homes teams. I live locally and have a real passion for both people and property.

Hannah Matthews

Hannah Matthews Sales & Lettings Director

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I joined the Sewell & Gardner team in 2013 after graduating from the University of Leeds. Over the years I have worked here I have been lucky enough to get involved in many different areas of the business and I think this experience is vital in my role now as Head of Operations. I am responsible for making sure everything is running as efficiently as possible and we are offering exceptional service to our clients. We are passionate about our mission, vision and brand values and I am keen to make sure these are reflected in the service we offer and the way we market our brand.

Kevin Anderson

Kevin Anderson Head of Residential Sales

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Having worked in estate agency in the local area for around 20 years, I joined the Sewell & Gardner team in 2016. Since working here I have worked in our New Homes, Croxley Green and Watford teams. I am now Senior Sales Manager for the WD3, Watford and surrounding areas and am enjoying managing the enthusiastic and talented team here. I have lost count of the number of homes I have seen and the amount of happy vendors and purchasers I have come across. I can safely say I have made a lot of new friends either in the business or just through them selling or buying with me.

Tiffany Salmon

Tiffany Salmon Operations Manager

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I have worked at Sewell Gardner for 7 years and have worked across various different departments. This has given me a great understanding of how the business works as well as in depth knowledge of the local property market. In my current role I am responsible for the smooth running of our systems & processes and I love working in an enthusiastic team and am

Something you may not know about me- I played football for 10 years as a left midfielder for Northwood FC.

Louise Felgate

Louise Felgate Lettings Manager

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I have recently joined Sewell & Gardner following a three year break in my career to raise my young daughter. I have previously worked in lettings and bring 12 years experience in varied roles within lettings & property management. I have a passion for the lettings, enjoy it’s fast pace and want to deliver excellent customer service and feel I am really helping people. I am looking forward to assisting Tiffany and join the company at an exciting time where we are looking to grow a solid and reputable lettings business.

Sue Barker

Sue Barker Finance Manager

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I joined the Sewell & Gardner team in 2012 and since then I have been responsible for the company’s accounting system. This involves preparing monthly reports, invoices and other related accounts administration for both sales & lettings. I am also responsible for managing Landlord and Tenant transactions within the busy lettings department and work closely with the lettings team and our Directors.

Jackie Simpson

Jackie Simpson Client Relations Manager

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I joined Sewell & Gardner as a Trainee Sales Consultant in 2010 and over the following 12 years I worked between our Chorleywood & Rickmansworth office, progressing to the role of Branch Manager. Having recently returned from maternity leave, I am now working as New Business Manager. I am excited about the new challenge and to be back working with the team.

Kelly Wallace

Kelly Wallace New Homes Manager

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I joined Sewell & Gardner in 2016 as a Property Consultant and within three months had moved across to work in our New Homes department. It was clear to me from quite early on that this department would be where I could really thrive. I love every aspect of New Homes; from looking at plans & pricing to walking around the final build on completion. As the department’s Assistant Manager, I am responsible for the management of sales and Developer relationships and take pride in maintaining our current business.

Maria King

Maria King Assistant Sales Manager

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I joined Sewell & Gardner having previously worked as an estate agent in Rickmansworth and Gerrards Cross. I have lived in the area all my life and have always had a passion for property. I really enjoy interacting with clients and helping them to find their perfect property. I believe in providing excellent customer service and going the extra mile for my clients.


Donna Waldron

Donna Waldron Senior Lettings Consultant

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I have recently joined Sewell & Gardner as a Senior Lettings Consultant and I’m so happy to be working again with a forward thinking and established agency. Being back in Rickmansworth brings another reward, as this is where I trained and worked for 10 years, hence having gained solid knowledge of the area and meeting many local residents.

I have always liked the fast pace environment of lettings and I’m looking forward to being part of a team who has a wealth of knowledge and experience, coupled with high customer service values.

Amie Olive

Amie Olive Senior Property Consultant

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I have been working for Sewell & Gardner since 2019. Over the last two years, I have been fortunate enough to work with a friendly and supportive team here who have taught me a wealth of knowledge in property. Working in the New Homes team, I have really enjoyed supporting buyers step by step as they carry out their journey of buying a new home. In 2021 I was promoted to Senior Property Consultant and now I have the exciting new opportunity to join the sales team. After growing up in Croxley Green and since moving to Watford, I have a lot of knowledge about the local area and I am now keen to meet local vendors and help them through the process of selling from the day of valuation to completion day!

Mark Leavy

Mark Leavy Property Consultant

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After originally joining our sister company Perry Holt who deal with the commercial side of property, I came across an exciting opportunity within the sales team in February 2022. I have always wanted to be involved in property and look forward to completing my training, progressing my career, and gaining experience through my colleagues.

Something you may not know about me – I once met Johan Cruyff whilst doing work experience at the M&S Head Office.



Milly Andrews-Carlo

Milly Andrews-Carlo Office Administrator

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I joined Sewell & Gardner earlier this year and am delighted to be working in a family run business, learning more every day about the property industry. I developed my customer service skills in my previous role so am happy to be working somewhere where this is a focus and the company values align with my own. I am excited to develop my skills and knowledge further, working alongside the sales & lettings teams.



Skye Mclellan

Skye Mclellan Property Consultant

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I have joined Sewell & Gardner earlier this year as a New Homes Consultant. It quickly became clear that this department is where I can see potential for me, working alongside such an amazing & enthusiastic team. Working in New Homes excites me as you become connected with a property by watching it develop and unfold over time. I hope in the future to develop my knowledge further in this department and excel in my apprenticeship.