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Expert Architects for Home Extensions & Loft Conversions
Yoop Architects is a forward-thinking North London architecture practice dedicated to creating functional, beautiful, and sustainable homes. Based between Stanmore and St Albans, we specialise in home extensions, loft conversions, and eco-friendly home designs for properties across Stanmore, Harrow, St Albans, and North London. Our approach combines active listening with expert design and delivery, ensuring every project aligns with clients' budgets, styles, and lifestyles.

With deep local council knowledge and expertise in planning permissions and building regulations, we streamline the home improvement process from concept to completion. Our commitment to sustainability integrates renewable materials and energy-efficient layouts, reducing environmental impact while enhancing property value. We prioritise transparent pricing, fast project delivery, and free initial consultations to make home transformation stress-free and rewarding.
Services
Home Extensions Loft Conversions Eco-Friendly Homes Planning Permission Support Building Regulations Compliance
Highlights and features
  • Local expertise in North London planning policies and council approvals
  • Complete design-to-build service managing every project stage
  • Specialise in sustainable eco-friendly home designs and materials
  • Transparent pricing with no hidden fees or surprises
  • Proven track record of timely project delivery and client satisfaction
What people say
Outstanding service Responsive team Successful planning approvals Professional expertise Stress-free process
Services
Home Extensions
Specialist home extension design and planning services in Stanmore and North London. We create light-filled, functional extensions that enhance property value while ensuring full compliance with local planning policies and building regulations. Our end-to-end service covers design, council approvals, and construction management.
Loft Conversions
Professional loft conversion solutions transforming unused attic space into valuable living areas. We deliver compliant designs for bedrooms, offices, or playrooms across Harrow and North London, managing building regulation approvals and structural requirements to maximise property potential.
Eco-Friendly Homes
Innovative eco-home designs incorporating renewable materials and energy-efficient systems. Our architects create future-proof residences that reduce carbon footprints and energy bills while maintaining modern aesthetics and functionality across UK properties.
Planning Permission Support
Expert planning permission guidance navigating complex local authority requirements. We prepare detailed applications, manage submissions, and maintain council communications to secure approvals for extensions, conversions, and new builds across North London.
Building Regulations Compliance
Comprehensive building regulation compliance services ensuring all projects meet safety, accessibility, and energy efficiency standards. We coordinate inspections, prepare technical drawings, and manage approvals to guarantee legal and structural integrity.
People
Gordon Evans
Architect & Founder
Gordon leads Yoop Architects with over 15 years' experience in residential architecture. He specialises in North London planning policies and sustainable design, overseeing projects from concept to completion while maintaining client-focused service standards.
Martin Wright
Senior Architect
Martin brings extensive expertise in complex home extensions and conservation area projects. With a focus on technical precision and client communication, he ensures all designs balance aesthetic appeal with regulatory compliance across Stanmore and Harrow.
Questions
What architectural services do you specialise in?
We specialise in home extensions, loft conversions, eco-friendly home designs, and full planning permission support across North London and the UK.
How do you handle planning permission applications?
We manage the entire process including design preparation, submission, council communication, and approval tracking to ensure compliance with local regulations.
Can you help with building regulation compliance?
Yes, we provide full building regulation services including technical drawings, inspections coordination, and approval management for all residential projects.
Do you offer free initial consultations?
We provide free 20-minute expert consultations to discuss your project requirements, budget, and planning considerations before formal engagement.
What areas do you cover?
Primarily Stanmore, Harrow, St Albans, and North London, with select UK-wide projects for eco-friendly home designs and specialist renovations.
How long do typical projects take?
Project timelines vary by scope but we prioritise efficient delivery, typically completing extensions and conversions within 6-12 months including approval phases.