Modern Workplace and Residential Architectural Design | Sigma Architects Sigma Architects is a Derby-based RIBA Chartered architectural practice specialising in modern workplace design, office fit-outs, commercial refurbishments, and residential architecture. From contemporary office spaces to beautifully designed homes, Sigma Architects delivers creative, functional, and sustainable architectural solutions tailored to each client's needs. Whether you're planning a commercial office transformation or a residential development in the East Midlands, the team combines innovative design with practical expertise. Read More at : https://www.sigma-architects.co.uk/