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Our Team

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Ken Whittaker


Ken Whittaker is one of the most experienced agents in Harpenden. He has worked in the area for over two decades, helping countless individuals, families, and businesses make the most of their property. His unrivalled knowledge of the market and boundless enthusiasm mean he is uniquely placed to help his clients, whether they wish to buy, sell, rent, or let.

Ken is a firm believer in building relationships and is always available to advise his clients on all aspects of the property market. A skilled problem solver, he helps his clients navigate their way through the ups and downs of property transactions and ensures that they feel confident in every part of the process.

Ken lives in central Harpenden with his wife Ali, their three children and Skylar, their West Highland terrier.

Mark Lumley

Mark Lumley

Mark Lumley is a seasoned professional with a career spanning four decades and is our Village and Country Homes specialist. Living in a village himself he passionately appreciates every aspect of small community life.

Having this unique understanding has served him well for over almost 30 years, where based locally in Wheathampstead, Mark sold everything from pretty cottages to significant country houses in the villages surrounding Harpenden.

Gilly Westwell


Gilly Westwell is an operational expert who specialises in the property market. She has worked for a highly regarded, multi-office estate agency in central London for over 14 years both as PA to the CEO and as Head of Recruitment. She has also developed a specialised recruitment consultancy for the property sector. Her exceptional attention to detail, organisation and multitasking skills, together with a natural ability to connect with clients make her a key part of the Whittaker & Co team.

Gilly grew up in Harpenden, and loves living and working locally.