Best Architect in the East Midlands

RIBA Chartered Architects Delivering Design Led Commercially Astute Architecture Across the East Midlands
If you are searching for the best architect in the East Midlands, Sigma Architects is a RIBA chartered architectural practice delivering high quality, design led architecture across Derbyshire, Nottinghamshire, Leicestershire and Northamptonshire. We specialise in residential, commercial and mixed use projects, combining design excellence with technical precision, planning expertise and commercially focused delivery.
Sigma Architects was founded by Lee Smith and Steve Basran after many years collaborating within a leading professional practice. We are a young but highly experienced studio, built on long standing professional relationships and a shared commitment to design excellence.
Since establishment in 2021, Sigma have delivered client focused architectural solutions for a diverse range of projects, from one off private homes to large scale commercial developments, and from masterplanning to urban regeneration schemes.
Our reputation is built on thoughtful design, collaborative working, and practical solutions. We work with homeowners, developers, landowners and businesses to create architecture that responds intelligently to context, performs efficiently and delivers long term value.
What Defines the Best Architect in the East Midlands?
The East Midlands is a diverse region encompassing historic market towns, conservation areas, rural landscapes and expanding urban centres. Successful architecture here requires a balance of creativity, regulatory knowledge and commercial awareness.
Clients consider Sigma Architects among the best architects in the East Midlands because we offer:
- RIBA chartered professional standards and accountability
- Design-led solutions tailored to each project brief
- Extensive knowledge of East Midlands planning authorities
- Experience across residential, commercial and mixed use sectors
- Clear communication and structured project delivery aligned with the RIBA Plan of Work
Every project is treated as unique, ensuring the final design is purposeful, efficient and visually compelling.
Architectural Services Across the East Midlands
As a leading architectural practice in the East Midlands, Sigma Architects provides comprehensive services from concept to completion.

Residential Architects in the East Midlands – Homes, Extensions & Developments
Our residential services include:
- Bespoke new build homes
- House extensions and renovations
- Loft conversions and internal reconfigurations
- Small housing schemes, HMO’s and residential developments
- Listed building and conservation projects
We create homes that enhance lifestyle, maximise natural light, and respect their surroundings.
Commercial Architects in the East Midlands – Offices, Industrial & Mixed Use Projects
- Office and workplace design
- Industrial and logistics buildings
- Retail, hospitality and leisure spaces
- Mixed use and regeneration schemes
- Education and healthcare projects
- Conservation and adaptive reuse schemes
- Hotels, student accommodation and build-to-rent housing schemes
- Urban design & masterplanning
- Labs and life sciences buildings
- Community and charitable facilities
Our commercial architecture balances functionality, aesthetics and long term flexibility, ensuring developments remain viable and future ready.
A Structured, Collaborative Architectural Process
What differentiates Sigma Architects as one of the leading architects in the East Midlands is our disciplined yet collaborative process.
Our services typically include:
- Initial consultation and site appraisal
- Feasibility studies and concept design
- Planning strategy, submissions and approvals
- Technical design and Building Regulations compliance
- Tender documentation and contractor coordination
- Construction stage support and site involvement
- Post completion assistance
Residential Architects in the East Midlands – Homes, Extensions & Developments
Our residential services include:
- Bespoke new build homes
- House extensions and renovations
- Loft conversions and internal reconfigurations
- Small housing schemes, HMO’s and residential developments
- Listed building and conservation projects
We create homes that enhance lifestyle, maximise natural light, and respect their surroundings.

Regional Planning Knowledge & Expertise
Navigating planning across multiple local authorities requires experience and insight. Sigma Architects has worked with planning departments throughout the East Midlands, providing informed guidance and robust planning strategies.
We support clients with:
- Pre application advice and strategy
- Planning submissions and revisions and supporting documentation
- Design & Access Statements
- Heritage and conservation led design responses
- Consultant coordination
- Ongoing liaison with planning officers
Our local and regional planning expertise helps minimise risk and improve approval outcomes.
Sustainable Architecture in the East Midlands
Sustainability is integral to our design ethos. We integrate environmentally responsible, performance driven principles into every project.
Our approach includes:
- Fabric first and energy efficient building design
- Passive solar orientation and daylight optimisation
- Environmentally responsible materials
- Long term adaptability and lifecycle performance
These strategies ensure our buildings are future proofed, environmentally responsible and commercially resilient.

Why Clients Choose Sigma Architects
Clients across the East Midlands choose Sigma Architects for our combination of creativity, technical rigour and commercial awareness. We deliver architecture that supports how people live and work while responding sensitively to its context and planning environment.
Whether you are planning a private home, commercial development or mixed use scheme, Sigma Architects provides the expertise and professionalism expected from a leading architect in the East Midlands.
Speak to the Best Architect in the East Midlands
If you are seeking an experienced, RIBA chartered architect in the East Midlands, Sigma Architects is ready to support your project.
Contact us today to arrange an initial consultation and take the first step towards a successful, well designed project.
/FAQs - Best Architect East Midlands
Sigma Architects combines RIBA chartered expertise, strong design quality and extensive regional planning knowledge. Our collaborative process and experience across residential, commercial and mixed use projects position us as a trusted architectural practice throughout the East Midlands.
Yes. We provide architectural services across Derbyshire, Nottinghamshire, Leicestershire, Northamptonshire and surrounding areas.
Yes. We operate across the Midlands and surrounding counties as standard. Depending on the scale and complexity of the project, we also undertake commissions nationwide and have successfully delivered schemes from Edinburgh to London.
Absolutely. We deliver architecture across residential, commercial and mixed use sectors, tailoring our service to each client’s objectives.
Yes. We provide full planning strategy, prepare application documentation and liaise directly with local authorities across the East Midlands.
Ideally at the earliest stage. Early involvement allows us to shape feasibility, budget parameters and planning strategy effectively, reducing risk later in the project.
Yes, Sigma Architects is a fully RIBA chartered architectural practice, ensuring high professional standards and accountability.
Simply get in touch to arrange an initial consultation. We will discuss your brief, answer your questions and outline the next steps to move your project forward with clarity and confidence.
