AtAtSonhamSonhamGroup,Group,wewespecialisespecialiseininturningturningthetheimpossibleimpossibleintointoreality.reality.FromFromthetheunusualunusualandandbespokebespoketototraditionaltraditionalandandtimelesstimelessbuilds,builds,weweuseuseaablendblendofofmodernmodernandandtime-honouredtime-honouredconstructionconstructionpracticespracticestotobringbringyouryourvisionvisiontotolife.life.WhetherWhetheryou'reyou'restartingstartingfromfromscratchscratchorortransformingtransformingananexistingexistingspace,space,wewemanagemanageeveryeveryelementelement——fromfromplanningplanningpermissionspermissionsandandarchitecturalarchitecturaldesign,design,totostructuralstructuralconsultancy,consultancy,costcostmanagement,management,andandprojectprojecttimelines.timelines.

Founded by a family-driven team, our business is rooted in strong values, personal service, and a commitment to creating the perfect home or space that suits your lifestyle. We take pride in delivering excellence, whether it's a large-scale new build, a full refurbishment, or a smaller development plot. Our multi-skilled team of trusted tradespeople ensures top-tier craftsmanship and complete customer satisfaction on every project.
No matter the size or complexity of your project, Sonham Group is equipped to guide you from concept to completion. Our services include:

From initial consultation to handover day, we handle every stage with precision and care

Our partnered architects bring your ideas to life, focusing on functionality, beauty, and your unique lifestyle needs

We take the stress out of red tape, managing applications and liaising with local authorities on your behalf

Our expert consultants ensure your project is safe, efficient, and built to last
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With access to the best materials at competitive prices, we keep your costs down without compromising on quality

From contemporary homes to characterful countryside builds, we craft every detail to suit your taste and needs

Reimagining existing spaces to suit modern living, we handle everything from structural changes to high-spec finishes

Whether it's a garden room, annex, or multi-unit development, we thrive on the unique and the unusual


A contemporary masterpiece that redefines modern luxury living through innovative design and exceptional craftsmanship





Ostra Brama represents the pinnacle of contemporary architecture, where bold geometric forms meet organic curves. This exceptional residence seamlessly blends sophisticated design with functional luxury, creating spaces that inspire and elevate everyday living.
The striking curved central feature serves as the heart of the home, while the contrasting materials of pristine white render and dark cladding create visual drama. Floor-to-ceiling glazing floods the interior with natural light, establishing a seamless connection with the landscaped gardens.
Currently in advanced stages of construction, Ostra Brama showcases our commitment to delivering exceptional homes that push the boundaries of design while maintaining the highest standards of build quality and attention to detail.
Take a look at just a few of the many successful projects led by the founders of Sonham Group — from initial planning stages to moving day. Our portfolio features:
Complete transformation from period property to modern family home including architectural planning and interior design




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Construction of modern residential homes from foundation to completion






Collection of contemporary new build homes with modern design

Modern block of flats with contemporary design

Whether you're just starting to explore ideas or you're ready to begin, our expert team is here to guide you. We offer friendly, honest advice and a free initial consultation to help you understand what's possible for your project.
Essex • Cambridgeshire
Suffolk • Hertfordshire