G4 GROUP brings together more than 190 experts from 30 nationalities. This diversity enriches each project with a global vision and tailor-made solutions. Architecture, design or engineering: contact us to give shape to your most ambitious ideas.
16 property type
Multi-unit Residential
Single-Family Homes
6 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
Graduated with a Master’s degree in Architecture from the Politecnico di Milano and an engineering degree from the École Spéciale des Travaux Publics, du Bâtiment et de l’Industrie (ESTP), Charles-Emile PERCHAUD obtained his authorization to practice as an independent project manager in 2018 at the École Nationale Supérieure d’Architecture de Versailles. He has been registered with the Île-de-France Order of Architects since 2024, alongside the creation of his firm. After ten years of experience in architectural practices working on large-scale tertiary, institutional, and interior architecture projects, he founded Atelier Perchaud to offer an expanded response to today’s and tomorrow’s construction and renovation needs.
22 property type
Multi-unit Residential
Single-Family Homes
13 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
3 achievements
STUDIO ASK is an architecture practice based in La Rochelle, founded by Sarvenaz ASKARI, HMONP-qualified architect.
The practice works on residential, office, retail and public facility projects, supporting each client from design through to completion. STUDIO ASK is committed to a contextual approach to architecture, where every project finds its meaning and identity through its relationship with its surroundings.
19 property type
Multi-unit Residential
Single-Family Homes
10 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
1 achievement
Based in the heart of the Savoie region, in the Aravis mountain range, Clémence QUENTIN Architect supports you with projects of all kinds, from the simplest to the most ambitious. From the earliest stages of your ideas to the handover of the keys, bring your vision to life with confidence and peace of mind!
23 property type
Multi-unit Residential
Single-Family Homes
17 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
We find
the architect for you
Guerina Erb is a passionate and dynamic architect dedicated to her client relationships and attentive to the personal tastes, dreams and way of life of each one. VieW Architecture & Décoration puts their creativity at your service.
14 property type
Multi-unit Residential
Single-Family Homes
15 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
A licensed architect (HMONP) working independently since 2025, Adonis EL HUSSEINI leverages his experience in architectural firms to support a wide range of projects with an approach that is both sensitive, innovative, and grounded in reality. He chose to establish his practice in Vendée, a region he is particularly attached to, while also developing his activity at a national and even international scale.
14 property type
Multi-unit Residential
Single-Family Homes
12 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
Jonathan LAJCHTER
NATENJO - Architecture & Design
Architecte in Pechbonnieu 31140
Move to Rely 62120
NATENJO is an architecture and design studio based in Paris. Jonathan Lajchter and Natacha Prynda draw their inspiration from their travels and experiences around the world, to assist their clients in the design of unique and diverse projects.
13 property type
Multi-unit Residential
Single-Family Homes
13 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
1 achievement
Living or working in a place that you like is good. Living or working in a place that makes you feel good is even better.
Beyond aesthetics, a home, an office, or a business space should inspire well-being. Nadège CHOFFEL’s mission is to design far more than houses, workplaces, or gardens that simply look beautiful. She works with shapes, materials, and objects to transform them into living and working environments where everyone can recharge, find balance, and reconnect with themselves.
20 property type
Multi-unit Residential
Single-Family Homes
15 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
Together
we can define your project
Make a free appointment with our specialist advisor.
Request a meeting
1 achievement
An independent DPLG architect for over thirty years, Bernard VAUDAUX-RUTH designs and delivers sustainable low-carbon timber constructions, prioritizing bio-based materials.
Each project draws inspiration from its environment, both to optimize energy performance and to create a harmonious dialogue.
16 property type
Multi-unit Residential
Single-Family Homes
12 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
3 achievements
Gilbert PORZIO is an experienced architect with more than 35 years of practice, working on projects ranging from private homes and residential developments to large-scale property and specialist commissions. His years in New York City shaped a rigorous approach to design, combining attention to detail, budget control, technical expertise, and architecture tailored to each client's needs. Passionate about his profession, he is committed to creating projects that are both functional and aesthetically refined.
24 property type
Multi-unit Residential
Single-Family Homes
12 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
1 achievement
In the development of each project, Marine Fervel is motivated by her desire to achieve her full potential as an architect. She is ready to put her architectural skills, artistic spirit and creativity to work for you, to bring your vision to life for architectural or design projects of all kinds.
20 property type
Multi-unit Residential
Single-Family Homes
10 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
7 achievements
MMA is a Paris-based architecture and interior design practice founded in 2024 by architect Matteo Malatesta, following 14 years of international experience working alongside renowned architects such as Massimiliano Fuksas, Jean-Michel Wilmotte and Dietmar Feichtinger.
From new-build projects to renovations, the practice works in France and internationally on projects of varying scales and programmes, from initial design through to site supervision.
Its expertise covers residential projects, private homes, public facilities, cultural venues, hospitality and commercial spaces.
MMA upholds the high standards and commitment that have shaped this career, with a desire to create distinctive buildings and spaces that respond to the needs and aspirations of each client.
14 property type
Multi-unit Residential
Single-Family Homes
9 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
We find
the architect for you
5 achievements
IFan Juang is a fully-licensed architect who has developed his architectural practice around large-scale projects, mainly on behalf of local authorities or public institutions. His creativity and originality form the foundation of his designs and apply to every project he undertakes.
17 property type
Multi-unit Residential
Single-Family Homes
14 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
1 achievement
Today, Virdi Architecture embodies a vision of excellence, innovation and creativity. The practice applies this vision to every project, from initial design through to completion, continually pushing the boundaries of architecture.
Mr Parmjeet Singh also worked at Archipel 41, where he contributed to prestigious projects such as the development of BMW dealerships in Vélizy and the Neubauer Land Rover dealership in Paris 17th arrondissement. He was involved throughout the projects, from preliminary design through to execution, drawing on his expertise to create spaces that are both functional and aesthetically refined.
26 property type
Multi-unit Residential
Single-Family Homes
14 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
30 years of project experience for all types of private or public buildings. Specialist in the renovation, transformation, extension and enhancement of properties and support in all rehabilitation, extension, energy renovation and interior design projects.
13 property type
Multi-unit Residential
Single-Family Homes
11 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
4 achievements
We execute most of our projects as a full mission to ensure the joint success of the project, making the best decisions throughout the technical development and site supervision stages.
23 property type
Multi-unit Residential
Single-Family Homes
15 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
Together
we can define your project
Make a free appointment with our specialist advisor.
Request a meeting
4 achievements
At ARCHITECTALIS, every approach is built on functionality, durability, and aesthetics. The firm transforms your ideas and needs into concrete, practical, and enjoyable living spaces, fully adapted to your lifestyle, aspirations, and budget.
26 property type
Multi-unit Residential
Single-Family Homes
13 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
1 achievement
Designing an architectural project begins above all with understanding a place, its uses, and its ambitions. Each intervention requires a tailor-made approach combining creativity, precision, and attention to detail in order to create sustainable and harmonious spaces.
A young architect registered with the Architects’ Order, Marie LENNON would be delighted to discuss your projects with you, from small-scale interventions to larger developments.
27 property type
Multi-unit Residential
Single-Family Homes
17 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
1 achievement
The Arch'Ingénierie agency, with more than 40 years of experience, guides its clients through all phases of projects, offering expertise, site monitoring and a network of tradesmen.
20 property type
Multi-unit Residential
Single-Family Homes
11 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
5 achievements
For a pleasure to live in. All our constructions are different because each of us is unique in a particular site. Let's create together your ideal living space specific to your desires and your lifestyle.Your dream, our passion
21 property type
Multi-unit Residential
Single-Family Homes
9 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
