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Business Details
31 Years
experience
Expert Architectural Services in London & Northampton
HDA Architecture is an established architectural practice with over 25 years of experience delivering tailored design solutions across the UK. Our approach prioritises thoughtful, client-focused design that responds to individual needs and local contexts. We specialise in a diverse range of projects, from residential extensions and listed building renovations to medical centres and commercial developments. Our team works closely with clients to develop clear briefs, navigate planning requirements, and manage projects from concept to completion. With offices in Northampton and West London, we combine regional expertise with national reach, supported by a strong reputation for reliability and quality. Our portfolio demonstrates expertise in balancing aesthetic innovation with practical functionality, ensuring spaces meet both immediate and long-term needs.

Clients benefit from our comprehensive service, including design consultation, statutory compliance guidance, and full project management. We maintain a commitment to accessibility, offering free initial advice and no-obligation quotes to help clients explore possibilities. Our work is driven by the belief that successful architecture emerges from collaboration, attention to detail, and a deep understanding of how spaces are used. This philosophy has fostered strong client relationships, with many projects stemming from repeat business and referrals.
Services
Architectural Services Project Management House Extensions Listed Buildings Medical Centres Care Homes Commercial Buildings New Housing Renovations Loft Conversions
Details
  • Year established: 1995
Highlights and features
  • We offer 25+ years of architectural expertise across diverse project types.
  • Our service is tailored to individual client needs and local conditions.
  • We provide end-to-end project management from planning to completion.
  • Clients benefit from our strong track record in navigating planning approvals.
  • Our work is driven by collaboration, with many projects from repeat clients.
What people say
Expertise very valuable Customer service excellent Loft conversion looks fantastic Reliable and experienced Dealt with council effectively
Services
Architectural Services
We provide comprehensive architectural services covering residential, commercial, and healthcare projects. Our expertise includes initial concept design, planning applications, and construction documentation. Clients receive tailored solutions that balance aesthetic vision with practical functionality, ensuring compliance with local regulations and building standards. Our approach focuses on collaborative design development to meet specific project goals.
House Extensions
Specialising in residential extensions, we create spaces that enhance property value and usability. Services include space planning, material selection, and structural design. We guide clients through feasibility studies, planning permissions, and construction phases. Our designs prioritise natural light, spatial flow, and integration with existing architecture, ensuring extensions meet both immediate needs and long-term lifestyle requirements.
Listed Buildings
We deliver sensitive renovations and adaptations for listed buildings, maintaining historical integrity while introducing modern functionality. Our team navigates complex planning constraints and conservation requirements. Services include condition assessments, heritage impact statements, and bespoke design solutions. We work closely with local authorities to ensure compliance while preserving architectural character and historical significance.
Project Management
Our project management covers all stages from initial brief to final handover. We coordinate contractors, monitor budgets, and ensure timely delivery. Services include risk assessment, quality control, and regulatory compliance management. We act as a single point of contact, maintaining clear communication between stakeholders to achieve project objectives within agreed parameters of cost, time, and quality.
Medical Centres
We design functional, compliant medical facilities including surgeries, day-care centres, and rehabilitation units. Our expertise covers accessibility standards, infection control, and patient flow optimisation. Services include space planning, regulatory compliance, and stakeholder consultation. We create environments that enhance patient experience while meeting operational requirements for healthcare providers.
Questions
What architectural services do you offer?
We provide full architectural services including design, planning applications, and project management for residential, commercial, and healthcare projects across the UK.
Do you work on listed buildings?
Yes, we specialise in renovations and adaptations of listed buildings, ensuring compliance with conservation requirements while introducing modern functionality.
How do you handle planning permissions?
We guide clients through feasibility studies, prepare planning applications, and liaise with local authorities to secure approvals for extensions and new builds.
Can you manage entire construction projects?
Yes, we offer end-to-end project management covering contractor coordination, budget control, and quality assurance from concept to completion.
What areas do you cover?
Based in London and Northampton, we work across the UK, including Buckinghamshire, Oxfordshire, Birmingham, and Lancashire.
Do you offer free initial advice?
Yes, we provide free, no-obligation consultations to discuss project ideas, feasibility, and planning considerations with potential clients.