Build. Extend. Refurbish. 
From small extensions, refurbishment & structural alterations to full new builds, 
Large or small we've done it all - and all with full accreditation from various industry bodies to give you peace of mind knowing that your build is in safe hands. 
We value and pride ourselves on our reputation and look to partner with our clients to give them the most positive experience possible when embarking on what is often a clients most valued and important asset, their home! 
Callisto can offer simple design advice from space planning, kitchen and bathroom design and renewable energy solutions; as well as guiding you through the daunting processes of planning permission, structural engineering and architecture. 

Callisto are fully insured, trading standards approved and offer a suite of Build Assure warranty products for the domestic and commercial markets. 

Callisto has grown to be a large privately owned main contractor specialising in Design and Build services. We have a proven track record and the necessary experience to undertake any new build project from conception to completion. 
We relish the opportunity to take on less conventional sites and add value through the development process. Our design management expertise, together with our integrated construction team and direct labour resources enable us to take a client’s initial concept and transform it into physical reality. 
We recognise that a successful new-build or extension needs innovation in design, build and processes but also has to address the demands of carbon reduction with sustainable construction solutions. Our design and construction teams understand the requirements of the Code for Sustainable Buildings and the need to achieve high BREEAM standards. 

Delivering well-designed and high quality residential houses and apartments. 

Located in Kent we offer domestic building services across South-East England. Our in house core team have over 60 years of combined site based construction knowledge, and with our extensive industry contacts we are able to offer a complete building solutions from conception to completion inclusive of new build, extension or refurbishment , whilst striving for perfection in both the product and service to our customers. 
We love the opportunity to take on any project including less conventional sites, big or small. With a proven track record in quality and management expertise, together with our integrated construction . 
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