10 Best London Architects in 2025

Finding the right architect in London can be a challenge, given the sheer number of professionals in the field. In this piece, we share our insights on the top architects to consider in 2025.

If you're curious about the top architects in London for 2025, you've landed in the right spot. At Excela Architecture London, we believe that true talent should be recognised and celebrated, rather than kept under wraps. That's why we've compiled a list of the leading architects in the city, helping you make an informed choice for your next project. Let’s dive into our current overview of the best architecture firms in London.

Our list of London's best architects

When looking for the best architects in London, it's important to recognise that there are various specialisations, which means multiple firms could be considered top-tier based on the specific project type or requirements.

With this in mind, we’ve identified the most renowned architects in London according to the following categories:

1. Large-scale residential architects

2. Home Extensions & Loft Conversion Architects

3. Healthcare Architects

4. Workplace Architects

5. Education Architects

6. Retail Architects

7. Hospitality Architects

8. Cultural and civic Architects

9. Transportation Architects

10. Student accommodation Architects

1. London's best architects for large-scale residential projects

Tackling a large-scale residential project is a whole different challenge compared to designing a single new build or a simple extension. For starters, you’re often working with bigger budgets that come with stricter regulations and planning requirements.

Additionally, there may be obligations to incorporate features like affordable housing, advanced waste management systems, and communal spaces. This makes it crucial to select a team that has the expertise to meet your specific needs.

When choosing your collaborators, consider their experience with projects similar to yours—whether you’re aiming to construct a towering skyscraper or a 200-unit community in a rural setting, and whether your project is high-end or more standard.

These considerations will help you refine your options. In our view, one of the standout firms for large-scale residential projects in London is Bell Phillips, an award-winning team based in Wapping.

Their extensive experience in larger developments and strong commitment to sustainability really sets them apart. Notable projects include the Jazz Yard, which features 83 new homes with 50% designated as affordable, and the Ealing Passivhaus, a 134-home development where 70% will be affordable and all built to Passivhaus standards.

2. London's best architects for Home Extensions & Loft Conversions

We may have a bit of a bias, but we truly think that Excela Architecture London stands out as one of the top residential architects for Home Extensions & Loft Conversions in London for 2025.

At Excela Architecture London, we pride ourselves on being one of the leading architectural practices in London specialising in home extensions, loft conversions, and residential design. Here's why so many homeowners choose us—and why we believe we’re the best in the business:

🏡 Residential Experts Through and Through

We focus exclusively on residential projects, from single-storey extensions and loft conversions to HMOs, basement digs, and full new builds. This specialisation means we understand the nuances of London homes, borough-specific planning requirements, and how to maximise space, light, and value—right from the start.

🛠️ In‑House Structural Engineering

Our structural engineers work directly within our team, so you benefit from an all-in-one design process that’s both creative and technically sound. You won’t need to hire separate consultants—we take care of everything under one roof.

🖥️ Visual Design Clarity – No Guesswork

Every client receives detailed 2D architectural plans and full 3D CGI visuals as standard. We also offer unlimited design revisions, so you’re never locked into a design that doesn’t feel right. Our visuals help you fully imagine your future home before a single brick is laid.

📋 Full Support – From First Ideas to Final Build

We guide you at every step of your journey—from initial surveys and concept design through planning applications, building regulations, tendering, and contractor selection. We’ll even support you during the build itself with cost management and contract administration, making sure you feel supported throughout the entire process.

💷 Transparent, Fixed Fees

We believe in clear, fixed pricing—no surprises. Our packages are tailored to your project type and complexity, so whether you’re adding a loft or creating a double-storey extension, you’ll always know what you’re paying for and what to expect.

❤️ What Our Clients Say

We’re proud to have built a reputation for quality and care. Here's what some of our clients have said:

📈 We Add Real Value to Your Home

A well-designed loft conversion can add 15–20% to your property’s value, while basements and extensions typically add significant resale and lifestyle value. We’re not just about design—we’re here to create space that works beautifully and boosts your investment.

🏆 Award-Winning & Trusted

We’re proud to be multi award-winning and consistently rated 5★ across Yell, Bark, and other platforms. Trusted by local homeowners and developers alike, we’ve become known for our high standards, attention to detail, and friendly, responsive service.

3. London's best healthcare architects

Healthcare architecture encompasses a wide range of considerations, from infection control to fostering a supportive environment for both patients and staff. This specialised field requires a deep understanding of design and regulatory demands, making it essential to collaborate with an expert team when planning any healthcare facility, whether it’s a care home, rehabilitation centre, or advanced hospital. It's important to examine the team's previous work to ensure they have the necessary experience and a strong focus on patient-centred design. In our view, P+HS Architects stands out as one of the leading healthcare architecture firms in London. Their expertise is underscored by being four-time winners of the IHEEM Architectural Practice of the Year award, and their extensive portfolio reflects their proficiency in this complex sector.

4. London's best workplace architects

For a business to thrive, it's essential to have an office space that fosters a healthy and productive atmosphere. Key factors to consider include employee wellbeing, which can be enhanced through design elements like inviting communal areas, abundant natural light, and a well-thought-out ventilation system. Additionally, it's important to prioritise energy efficiency, space optimisation, and adherence to health and safety regulations in the design process. If you're in search of innovative workplace architects, DFMK stands out with an impressive portfolio of office designs. They aim to create spaces that cultivate a strong sense of community, encourage collaboration, and adapt to the ever-changing market. Notable projects include the revitalisation of Chancery House, which boasts beautiful shared workspaces and luxurious amenities like a gym, rooftop terrace, courtyards, and a café. Another remarkable project is York House, a 6,500 sqm office in King’s Cross featuring a striking lattice facade.

Now let’s take a look at London’s top education architects.

5. London's best education architects

Education architects specialise in creating spaces like schools, universities, and research centres, focusing on thoughtful design that fosters a welcoming atmosphere for learning and collaboration. Key elements such as the strategic use of natural light, accessibility, and flexibility play a crucial role in crafting effective educational environments. It's also vital to consider the scale and functionality of these spaces, especially given the high volume of daily foot traffic. In larger, complex campuses, implementing clear wayfinding through smart signage becomes essential. A notable player in this field is Nicholas Hare Architects, known for their impressive portfolio that includes projects like the BOA Stage & Screen Production Academy and the Brighton College Performing Arts Centre, showcasing their expertise in educational architecture.

6. London's best retail architects

The primary aim of a retail architect is to design spaces that captivate customers while enhancing operational efficiency, a task that has become increasingly vital as online shopping continues to reduce foot traffic in physical stores. By improving the in-store experience, retail architecture can encourage shoppers to linger longer, fulfilling its purpose effectively. Key aspects such as the layout and flow of a shopping centre are essential for facilitating easy movement, while clear signage and wayfinding elements help guide customers. Additionally, comfort is paramount; adjustable lighting and temperature can significantly enhance the shopping experience throughout the year. With the high volume of visitors in mind, adherence to safety regulations and accessibility standards is also critical to accommodate the diverse range of individuals navigating these spaces. A standout in the field is WilkinsonEyre, renowned for their transformation of the Battersea Power Station, where they meticulously restored the iconic structure while preserving its historical features. Director Sebastien Ricard emphasises their inspiration from Sir Giles Gilbert Scott, aiming to reflect this in the experience of residents, workers, and visitors alike. It's no surprise that WilkinsonEyre has garnered numerous design awards, solidifying its reputation as London's leading retail architects.

7. London's best hospitality architects

Hospitality architects specialise in designing spaces for the hospitality industry, such as hotels and restaurants, where the overall design significantly influences the atmosphere. Their work involves creating visually appealing environments, optimising space layouts, and enhancing guest comfort through thoughtful choices in lighting, acoustics, and climate control. Sustainability plays a vital role in their designs, with a focus on energy-efficient systems, eco-friendly materials, and water-saving strategies. They also need to strike a balance between public and private areas, ensuring that both guests and staff have safe, accessible, and efficient spaces to navigate. One of the standout firms in London is ICA Studio, boasting over 20 years of experience and a talented team of more than 50 architects and interior designers. They've collaborated with major hospitality brands like Accor, Marriott, and Hilton. Notable projects include The Gantry London, located in the former Olympic Village, and Lost Property in St Paul’s, which took three years to secure planning permission due to its placement in a conservation area. The latter showcases a unique design that creatively utilises colour and materials, setting it apart from typical high-end hotel aesthetics.

8. London's best cultural and civic architects

Cultural and civic architects focus on large-scale projects such as office buildings, skyscrapers, museums, hotels, and shopping centres. These endeavours typically demand a different set of skills and come with larger budgets compared to residential designs. To find a reputable cultural and civic architect for your project, start by examining their professional portfolio to see if their previous work aligns with your vision. Customer testimonials can provide valuable insights, and reaching out to former clients can further ensure that you choose a team that meets your specific needs. One notable firm in this field is Stiff + Trevillion, known for their impressive projects in London, including Seven Dials Market and The Gilbert. They describe their approach as confident and tasteful, utilising simple materials in a way that harmonises with the surrounding context.

9. London's best transportation architects

Transport infrastructure design is crucial, yet it often goes unnoticed as we navigate our daily commutes or jet off on vacations. Architects face a multitude of challenges when creating these spaces, from ensuring accessibility and sustainability to preparing for future technological advancements and climate change. Getting the design right is essential, as these large-scale projects are difficult to modify and will likely serve the public for many years. With transport hubs accommodating tens or even hundreds of thousands of travellers daily, strategic planning is vital. For instance, Liverpool Street Station sees around 220,000 passengers each day, while Heathrow Airport handles about 128,000. This immense foot traffic underscores the need for expert collaboration on such significant projects. AHR, a leading transportation architecture firm in London, exemplifies this expertise with their impressive designs for Farringdon Station, the Emirates Air Line Cable Car, and Terminal 2A at Heathrow. Their dedication to sustainability and social value resonates with our own beliefs, as they emphasise the potential of well-designed spaces to foster a brighter future for individuals, communities, and the environment.

10. London's best student accommodation architects

Purpose-built student accommodation plays a vital role in addressing London's housing needs, especially with the current count of 2.2 million full-time students in the UK, reflecting a 26% increase over the past decade. While sharing houses is an option, the security and quality of dedicated student housing are hard to beat, particularly given the soaring rental prices in London expected in 2025. Ideal student accommodation should offer spacious, well-lit rooms, ample communal areas for socializing and studying, and inviting outdoor spaces that are essential for the mental well-being of young residents. Additionally, thoughtful design should prioritize accessibility, fire safety, and sustainability, while incorporating robust security measures to ensure the safety of its youthful inhabitants. In the realm of architecture, HTA stands out for its impressive portfolio in student living projects. With a diverse team of over 200 professionals, including architects, urbanists, and sustainability experts, they have successfully delivered notable projects like The Valentine in Redbridge, which features 321 student apartments built using environmentally friendly volumetric construction, and Savoy Circus in White City, which was developed in a conservation area. HTA's expertise and numerous awards speak volumes about their capability, making them a reliable choice for student accommodation design.

How Excela Architecture London Can help you

As a London-based architecture firm with a decade of experience in home extensions and loft conversions, we have honed our skills in residential architecture.

Our portfolio includes a diverse range of projects, from extensions and renovations to new builds, with budgets varying from £20k to £20m.

This extensive background enables us to deliver high-quality residential designs that cater to our clients' specific needs while effectively navigating the complexities of planning applications, sustainable design, and construction management in London.

If you're interested in discussing your residential project, we’d be thrilled to connect. Feel free to reach out to our approachable team to find out more about our services.