LSI is an RIBA Chartered Practice.  The Royal Institute of British Architects is a global professional membership body driving excellence in architecture in order to deliver better buildings and places, stronger communities and a sustainable environment.


LSI is a Registered CIAT Practice. The Chartered Institute of Architectural Technologists is the lead qualifying body for Architectural Technology and represents those practicing and studying within the discipline.

As a Registered Practice we abide by a strict Code of Conduct to uphold the values and standards of the Institute.

Investors in People

The Practice has been accredited with the Gold Standard by Investors In People, who stated “LSI presented itself as a very efficient and effective organisation that creates the best opportunities for its staff through a structured development strategy leading to succession planning that enables them to grow their own.”

Workplace Wellbeing Index

LSI has been accredited with the Gold ‘Achieving Excellence’ standard in the Mind Workplace Wellbeing Index. This means that the practice has successfully embedded mental health into its policies and practices, utilising a variety of best practice approaches and demonstrating a long term, in-depth commitment to the mental health of our employees.


ISO 9001 Quality Management | ISO 14001 Environmental Management

LSI Architects operates an integrated management system based upon ISO 9001:2015 and ISO 14001:2015which has been assessed and registered by BSI (The British Standards Institution).

The BSI logo is therefore displayed on our correspondence and promotional literature as a sign that we are a ‘quality assured’ business, indicating that all our architectural and masterplanning projects are delivered in ways that reflect our determination to fulfil, if not exceed, all our customers’ expectations in terms of the quality of our service, whilst minimising environmental impact.

Contractors Health and Safety Assessment Scheme (CHAS)

CHAS is a national organisation, set up to avoid duplication in pre-qualification assessments, and to demonstrate health and safety competence to a nationally recognised and accepted standard.

Achieving CHAS accrediation not only streamlines the pre-qualification process, but also reinforces our commitment to health and safety, not only for the benefit of our projects and clients, but also for our staff.

Please refer to the CHAS website for more information www.chas.gov.uk