OS Designs & Partners is an innovative international interior architecture and design firm. Based in London, OS Designs  & Partners carefully manages each project from beginning to end, offering a complete design service and project management throughout.


Oz Lancaster is the Design Director and Founder of the studio. With a Masters Degree in Furniture Design, Oz identifies and sets new trends in interior design; and together with an experienced team of designers she provides beautifully unique and functional designs for each individual client. OS Designs & Partners places great emphasis on maintaining strong client relations, tailoring each project to the specific needs and vision of the individual, creating globally acclaimed, exceptional, elegant interiors for both private and commercial clients.


Her studio prides itself on its international portfolio that include large-scale architectural design, interior design, and renovation for - among many others - listed buildings in central London and commercial and residential projects across London, Buckinghamshire and Oxfordshire, as well as many significant projects in the Middle East. The studio also specialises in private jet and super yacht design.




Creating elegant, distinctive and iconic interiors tailored to the individual. OS Designs & Partners specialise in Interior Architecture and can transform a space beyond their client’s wildest dreams. Embracing the brief, the location, property style and personal tastes of the client, OS Designs & Partners work to differing levels of involvement from architectural design, interior design and project management. 

Through in-depth knowledge of the industry, key skills and great experience, OS Designs & Partners can achieve the goals of each individual project, whether it’s a complete refurbishment and internal redesign to an architectural rebuild.



OS Designs & Partners Limited

10 Trafalgar House

Juniper Drive


SW18 1GY

Tel: +44 (0) 207 351 0500

Email: info@osdesigns.co.uk