Business Details
45 Years
experience
Sustainable Architects in Twickenham
Established in 1981, Clive Chapman Architects is a design-led practice specialising in urban design, regeneration, and sustainable architecture. Our expertise spans residential, commercial, heritage, and masterplanning sectors, with a focus on creating energy-efficient, low-carbon buildings. As a RIBA Chartered Practice, we combine meticulous technical detailing with innovative sustainability consultancy, including Passivhaus design and BREEAM assessments. Our team's decades of experience in renewable energy integration and thermal performance analysis ensures compliance with evolving environmental standards. Recognised with awards such as the Almshouse Association Inspirational Homes Award 2025, we prioritise contextual sensitivity and long-term building performance.Our purpose-built office on Eel Pie Island, winner of the Richmond Upon Thames Sustainable Design Award 2000, exemplifies our commitment to sustainable practices. We deliver tailored solutions for private and public sector clients, balancing aesthetic innovation with functional excellence. Our technical proficiency in SAP10, TM59, and thermal bridging analysis supports the creation of comfortable, future-proof spaces. With licensed BREEAM assessors and certified Passivhaus designers in-house, we provide end-to-end consultancy from concept to completion.
Services
Urban Design
Sustainability Consultancy
Passivhaus Design
Heritage Architecture
BREEAM Assessments
Details
- Year established: 1981
Highlights and features
- Established practice with 40+ years of architectural expertise
- RIBA Chartered Practice with rigorous professional standards
- Certified Passivhaus Designers for ultra-low energy buildings
- Licensed BREEAM assessors for environmental performance certification
- Award-winning sustainable design solutions since 1981
Associations and certifications
- RIBA Chartered Practice
- BREEAM Assessors
- Passivhaus Designers
Services
Sustainability Consultancy
Our sustainability consultancy integrates renewable energy systems and low-carbon strategies. We provide SAP10 assessments, TM59 dynamic modelling, and thermal bridging analysis to optimise building performance. This service ensures compliance with current environmental regulations while delivering cost-effective, future-proof solutions.
Passivhaus Design
We specialise in Passivhaus design principles to create ultra-energy-efficient buildings. Our services include concept development, technical detailing, and on-site assessments to achieve certification standards. Continuous performance monitoring ensures long-term operational efficiency and occupant comfort.
BREEAM Assessments
As licensed BREEAM assessors, we guide projects through the Domestic Refurbishment certification process. Our expertise covers converting non-residential buildings to dwellings and enhancing existing properties' environmental performance through rigorous assessment frameworks.
Heritage Architecture
Our heritage architecture service balances historical preservation with modern sustainability requirements. We specialise in sensitive adaptations of listed buildings and conservation areas while implementing energy-efficient upgrades that maintain architectural integrity.
Urban Regeneration
We deliver urban regeneration projects focusing on sustainable masterplanning and community-focused design. Our approach integrates mixed-use developments with green infrastructure to create vibrant, future-ready urban environments that address contemporary challenges.
People
Clive Chapman
Founder & Lead Architect
With over 40 years' experience, Clive established the practice in 1981. His expertise in sustainable design has driven the firm's focus on low-carbon architecture and urban regeneration projects across the UK.
Questions
What architectural services do you specialise in?
We specialise in sustainable urban design, Passivhaus consultancy, heritage architecture, and BREEAM assessments across residential and commercial sectors.
Are you certified Passivhaus designers?
Yes, our team includes certified Passivhaus designers who deliver ultra-low energy buildings with thermal performance optimisation.
Do you offer sustainability consultancy services?
We provide comprehensive sustainability consultancy including renewable energy integration, SAP10 assessments, and TM59 dynamic modelling.
What accreditations do you hold?
We are a RIBA Chartered Practice with licensed BREEAM assessors and certified Passivhaus designers in-house.
How do you approach heritage projects?
Our heritage projects combine contextual sensitivity with modern sustainability standards, ensuring preservation while meeting contemporary performance requirements.
Can you assist with planning approvals?
We provide technical expertise for planning submissions including daylight analysis, thermal performance reports, and compliance documentation.
