Our Staff

Giles Arnold MRICS

Chief Executive


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Giles is married to Sue with two adult children. He is a Chartered Surveyor. He has been managing Church Growth Trust since its inception in 2010 and before that worked for Stewardship. Although not now involved in the day to day management of its church buildings, he has knowledge of these and the occupying churches. He leads the expanding team and is regularly meeting trustees and elders of independent churches, who are considering how Church Growth Trust can help them with their properties. He works with other sister organisations on a national basis, including with church planting work and revitalisation of churches. He also specialises in advice on church and charity buildings, such as advice on leases and help with unravelling Trust Deeds. He has led a local independent evangelical fellowship and is involved in leading, preaching, training, mentoring and discipling in his current church.  

Garryl Willis

Operations Director


01536 647161

Garryl is married to Louise and has four children. He joined Church Growth Trust in the summer of 2018 following holding a senior management position in Christian youth charity in Northamptonshire, and a background in the banking finance sector. He is involved in his local church and leads the worship team in this growing Pentecostal church. In his spare time he enjoys being with his family, walking, making use of many musical instruments that fill his house.

John Duffield MRICS



01536 647163

John is married to Caroline, a water colour artist, and they have two married sons and four young grandchildren.  He is a qualified Chartered Surveyor.  At his local church he is involved in pioneering.  He loves sport and also enjoys walking, listening to music and reading.    

Jonny Heaney RIBA



01536 647162

Jonny is married to Emma and they live in Ketton, Rutland along with their cocker spaniel Clyde. Jonny is a Chartered Architect. He attends his local Church in Ketton and is involved with the village volunteering scheme. In his spare time Jonny enjoys hill walking with his wife and dog, as well as going on trips together in their camper van.

Mandy Harris

Office Administrator


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Mandy has worked as Administrator for CGT since 2010. She has two grown up children and lives in Rutland. Mandy is a member of a community choir, who specialise in African music and perform for charity and at local events.

Elaine Roberts

Property Administrator


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Elaine is married to David and has grown up twin children. She has worked as an administrator for many years, most recently within HR and the learning and development sector. Elaine and her husband are pastors of a lively charismatic church based in Kettering. In her spare time, Elaine enjoys learning the piano, trying out new cooking recipes and taking her cockerpoo, Tilly, on long walks.

Carol Brown

Cleaner/Administration Support


Carol is married to Bernie and together they have two adorable cats...she loves her cats! Initially, Carol joined CGT to fulfil the role of Cleaner when the office moved to Seaton, as she was looking for work having just moved to Corby. In the past Carol worked in various Administration Assistant positions and is currently enjoying working part time with us as an assistant to Mandy, helping out with general admin duties. Carol and her husband attend a lively Pentecostal church. She enjoys taking photos, making greeting cards and making up personalised poems, drawing and anything crafty!