About Jane Jones-Warner Associates

Jane Jones-Warner Associates architects is an award-winning RIBA Chartered Practice based in Chichester, West Sussex.

The practice undertakes work in Sussex, Surrey, Hampshire and Somerset (as far west as Exmoor).  The team has successfully implemented projects in challenging planning environments including National Parks, Conservation Areas and Areas of Outstanding Natural Beauty (AONBs).

Jane Jones-Warner RIBA SCA AABC IHBC is an architect accredited in building conservation and the principal architect, supported by a team of five capable individuals specialising in all aspects of work to historic buildings including churches, monuments, stately homes, farm buildings and residential properties.

The practice’s work involves grade I, grade II* and grade II listed buildings as well as some unlisted in historic settings.


Jane Jones-Warner Associates prides itself on a contemporary approach to design using traditional materials and has won awards for the practice’s approach and detailing.

The practice has also worked on a number of grant aided projects with Historic England and The Heritage Lottery Fund to deliver conservation repairs, Heritage at Risk maintenance plans, condition surveys and urgent repairs to a variety of historic buildings across the south.

In addition, the practice works in consultancy roles to help client and architects with whole estate plans, conservation management plans, heritage statements and general historic building advice.


West Dean College

Focusing on the roofs of the historic college buildings, Jane Jones- Warner Associates are currently developing a significant, potentially phased, scope of conservation repair. The works require careful coordination to ensure the grade II* listed building remains accessible throughout the works.

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Historic Mill

Works started on site in spring 2017 to this lovely grade II listed private house, formerly a working mill. Insensitive modern alterations were removed whilst carefully considered contemporary additions were introduced and conservation repairs carried out to enhance and protect the building’s heritage. Works included bespoke staircases, a contemporary roof structure and new finishes to

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Latest News

Sussex Heritage Trust Awards 2020

Sussex Heritage Trust Awards 2020

We are very happy to have won two Awards at this year’s Sussex Heritage Trust Awards held on 25 November, with a third project being Highly Commended. The Sussex Heritage Trust was established in 1977 as a charity ‘to preserve, improve and encourage the appreciation of the architectural and natural heritage of Sussex’.  The charity’s Awards

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St Margarets Church Ifield annex

Planning permission granted for two storey extension to church hall of 13th century grade I listed St Margaret’s Church, Ifield

Following a planning committee meeting on 29 September, lasting late into the evening, Jane Jones-Warner Associates are delighted to have received permission on behalf of the parish of St Margaret’s Church, Ifield, Crawley, West Sussex for the demolition of the existing single storey annexe and new-build two storey extension to the church hall.  This was a

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organ at St Mary's Portsea

Portsea parish secures major National Lottery Heritage Fund grant

Congratulations to the team at St Mary’s, Portsea for securing a £764,000 grant from the National Lottery Heritage Fund towards the conservation repair of their unique 1889 JW Walker and Sons pipe organ. The work is to be completed by Nicholson and Co Ltd over approximately 12 months and forms part of a three year

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