Established in 1996, SIAD began as a small construction firm based in Leicestershire that specialised in groundworks and site engineering. Now located in Oxfordshire, SIAD has expanded significantly and offers all services within the construction industry.


We pride ourselves on building close working relationships with local businesses and cultivating an experienced team that possesses the necessary knowledge and skills to execute high quality work.

We offer quality 3D laser scanning, interactive visualisations, refurbishments and new builds. We also operate an experienced roofing division, which specialises in removal, replacement, overcladding, cleaning and encapsulation of asbestos roofs.


SIAD is committed to maintaining high standards of workmanship, customer care and health and safety regulations. Our dedication to excellent service allows us to provide exceptional service within the commercial and industrial sectors across the UK.

Who We Are

What We Offer

3D Laser Scanning

Selected Clients

Young Enterprise
Witney BIC
Blenheim Estates
Ridge - Property and Construction Consultants
Unipart Group
Tool Spec
Hensall - Mechanical and Electrical Contractors
St Hugh's College / Oxford
Oxford Centre for Innovation
One Blackfriars / London
St George - Property Development
UK Bathroom Warehouse
The Oxford Trust
Unicol Engineering
Knowledge Gateway Innovation Centre
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