Professional Architectural Consultancy

Who We Are

Formed in 2007, SDA is a Lancashire based Architectural & Interior Design practice. SDA works all over the United Kingdom with talented team of architectural professionals, resulting in a varied and comprehensive understanding of a wide client base and ensuring a rich company culture. The practice is lead by Katherine Lewis-Pierpoint and Simon Lewis-Pierpoint who founded the practice and are involved daily in its running and its projects. The varied skill set of the two directors and their team, combined with the diversity in types of project undertaken by the practice over the years gives an inherent understanding of how to balance design with business. Efficiency, simplicity, communication, transparency, adaptability and innovation are the hallmarks of our working practices.

SDA is an elite architectural design company based in Chorley, Lancashire. During our many years producing architectural and interior designs our innovative and highly experienced company has enjoyed great recognition for its successes through a number of design awards for hospitality designs, commercial design and residential designs.

Since forming, SDA has built a multi-disciplined design practice providing full spectrum professional architecture and interior design services that include, Town Planning, Greenbelt Consultancy, Statutory Approvals such as preparing Planning Permission and Building Regulations for Hotel Extensions, Residential Renovations and Commercial new builds, with extensive experience in site services such as Project Management and Client Representations. SDA successes could only be achieved by the support of its dedicated team of in-house architectural specialists, technicians, designers, and planners who have a plethora of skills, talent, and experience.

Our diverse team of staff, have been delicately hand-picked to provide the very best architectural and interior design expertise and synergy that deliveries a unique set of skills and perspectives to the equation. But, talent is nothing without a down to earth, pragmatic, functional approach to projects. SDA brings together architectural and interior professionals within one design studio creating a wide range and complimentary experience, gained whilst working with traditional architectural practices, design companies and development companies.

Our secret is simple we have great relationships with our clients, offer exceptional client focused architecture services, maintain good relations with councils and local authorities. Over the years SDA has built a enhanced network of professional consultants enabling us as a practice to progress developments in an very efficient manner. Allied to this is a reputation for aspirational, creative designs fused with practicality comes a passion for design that is unlike many of our peers.

Our approach is open and friendly and we welcome clients into our offices as part of our team.

What We Do

SDA have dedicated and experienced teams working both in the architectural and interior design fields and on residential and hospitality projects. SDA has established an enviable reputation in both market places throughout the UK, where the practice has gained vast experience working on varying projects from Super Prime one off homes and luxury residential developments, through to high end restaurants and large arenas.

SDA Architecture In Detail

Quality design has the ability to enhance people’s lives.

Whether at work, rest or play, quality design impacts on the culture and climate of place, improving lifestyles and often acting as a stimulus for regeneration.

Understanding both the positive and negative impacts of design allows us to inform the persona of any building, influencing its structural skeleton and anatomy of services, as well as its external appearance and the symbiotic relationship with its surroundings.

Combined with this, we are committed to giving every client a highly personal service that respects the precious commodities of cost and time. We treat all the suppliers, contractors, and consultants we work with as professionals and respect their opinions and roles in any development equation.

We believe that it is through challenging ourselves and extending clients boundaries of expectation, that we add value.


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