Diana Keeffe is a qualified building designer, and the founder of Redplan (formerly Redlands Plan Service), which is based in Cleveland, Queensland. With over 35 years of experience, she is a chartered member of the Building Designers Association and a licensed building designer (QBSA License 65711). She is also a mother of three adult children.


Building Designers Association of Queensland

Diana is passionate about providing you with a personalised design and advice that is environmentally sensitive, sustainable, and based on adaptable housing principles.

Previous clients

Diana has worked with local, interstate and overseas clients on projects located in areas as diverse a Port Sampson, WA; Ravensbourne, QLD; Lane Cove, NSW; and Bicheno, TAS. The subjects of her designs are as diverse as their locations; Diana’s commercial projects to date include an oil refinery, a driving range, a church, several Art Union homes, a convenience store fit-out, and a series of lakeside cabins.

Professional engagement

As well as working with clients, Diana has consulted with Bluescope Steel on their Colorbond product range. She frequently judges designs for the Housing Industry Association (HIA) Design Awards, the Building Designers Association of Queensland (BDAQ) Awards, and the Swimming Pool and Spa Association (SPASA) of Queensland Awards.

Contact Diana to see how she can meet your needs.