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Business Details
36 Years
experience
RIBA Chartered Architects in Worcester
Established in 1990, Lett & Sweetland is a RIBA Chartered Practice based in Worcester, delivering comprehensive architectural services to private and public sector clients across the UK. Our design-led philosophy prioritises collaborative working with stakeholders, contractors, and specialist consultants to achieve integrated solutions tailored to each project's unique requirements. With over three decades of experience, we combine technical expertise in construction materials and methodologies with a commitment to sustainability, having pioneered passive solar design principles since the 1980s.

Our portfolio spans diverse sectors including residential, education, cultural, and historic building projects, reflecting our versatility in addressing varied architectural challenges. We maintain a strong local knowledge of Worcestershire and the West Midlands while successfully executing projects nationwide, consistently meeting client expectations for design quality, budget control, and timely delivery.
Services
Architectural Design Sustainable Solutions Project Management Heritage Conservation Passive Solar Design
Details
  • Year established: 1990
Highlights and features
  • We are RIBA Chartered Architects with 30+ years of local and national project experience
  • Our practice pioneered passive solar design principles since the 1980s
  • We provide tailored architectural solutions for diverse building typologies
  • Our collaborative approach involves all stakeholders from concept to completion
  • We maintain strong local knowledge of Worcestershire planning regulations and heritage
Associations and certifications
  • RIBA
Services
Architectural Design
We create bespoke architectural designs for new-build projects and property renovations. Our approach combines creative vision with technical expertise to deliver functional spaces that meet planning regulations. With experience across residential, commercial, and cultural sectors, we transform client aspirations into buildable solutions while maintaining budgetary control and design integrity.
Sustainable Solutions
Our sustainable design services integrate passive solar principles and energy-efficient materials into every project. We develop environmentally responsible solutions that reduce carbon footprints without compromising design quality. This includes energy performance assessments, material selection guidance, and compliance with current sustainability standards for both new and existing buildings.
Project Management
We provide comprehensive project management from initial concept through to completion. Our services include coordinating with contractors, monitoring budgets, and ensuring timely delivery. We maintain close collaboration between all stakeholders to achieve project goals while upholding quality standards and regulatory compliance throughout the construction process.
Heritage Conservation
Specialising in heritage projects, we preserve architectural character while implementing modern functionality. Our expertise covers listed building applications, traditional construction techniques, and sympathetic extensions. We work closely with conservation officers to ensure interventions respect historical significance while meeting contemporary usage requirements for residential and commercial properties.
Passive Solar Design
We incorporate passive solar principles developed through our 1988 research collaboration with Ove Arup. Our designs optimise natural light, thermal performance, and ventilation systems to reduce energy consumption. This service includes orientation analysis, material selection, and building form optimisation to create naturally climate-controlled environments with minimal mechanical intervention.
People
Karl Greenway
Director
RIBA Chartered Architect with over 40 years' experience, specialising in materials and construction. Qualified in 1987 after industrial kitchen design and architectural technician roles. Led major projects at Lett + Sweetland since 1989.
Terra Morris
Office & Marketing Manager
Marketing and finance professional managing office operations since 2018. Holds dual degrees in English Literature and Secondary Education from Florida State University. Combines financial expertise with marketing strategy to support practice operations.
Questions
What architectural services do you offer?
We provide full architectural services including design, project management, heritage conservation, and sustainable design solutions for residential, commercial, and public sector projects.
Which areas do you serve?
While based in Worcester, we work throughout Worcestershire, the West Midlands region, and accept projects nationwide.
How do you approach sustainable design?
Our practice has incorporated passive solar design principles since the 1980s, focusing on energy efficiency and sustainable materials in all our architectural solutions.
Can you handle historic building projects?
Yes, we specialise in working with historic buildings, combining conservation expertise with modern functional requirements.
What makes your practice different?
As RIBA Chartered Architects with local planning authority knowledge, we combine technical expertise with collaborative client relationships and sustainability focus.