Upsilon is an architecture and environmental engineering agency. The agency is strongly committed to integrating environmental challenges at the core of the design process, through the enhancement of existing heritage, reuse, and the use of natural, unprocessed materials. Its positioning focuses on transforming existing buildings and materials to give them a second life.
14 property type
Agricultural Buildings
Single-Family Homes
11 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
2 achievements
Adolphe SITOU
SITOU ARCHITECTURE
Architecte in Noisy-le-Grand 93160
Move to Montigny-le-Bretonneux 78180
SITOU Architecture is a key player in the design and construction of living and working spaces. The agency supports its clients at every stage of their project, from the initial idea to final delivery.
With technical, artistic, and regulatory expertise, it designs buildings that are functional, aesthetic, and tailored to each client’s specific needs. Whether it involves new construction, renovation, or interior design, the agency is committed to offering innovative, sustainable solutions that are in harmony with their environment.
27 property type
Agricultural Buildings
Single-Family Homes
14 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
4 achievements
Servadio Architecture designs tailor-made projects that combine art, exceptional craftsmanship, and innovation, creating unique spaces that meet the highest aesthetic and functional standards.
26 property type
Agricultural Buildings
Single-Family Homes
12 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
3 achievements
An experienced architect, he designs and supports renovation, extension, and transformation projects, whether new or refurbished. He works with individuals, developers, and public clients with rigor, clarity, and architectural rigor.
18 property type
Agricultural Buildings
Single-Family Homes
12 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
We find
the architect for you
9 achievements
Constantly seeking a balance between the sensitive and the functional, OSA is involved in housing and tertiary equipment operations, in all phases.
17 property type
Agricultural Buildings
Single-Family Homes
11 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
3 achievements
Santiago BENAZRA
BENAZRA ARCHITECTE
Architecte in Rambouillet 78120
Move to Montigny-le-Bretonneux 78180
Santiago Benazra always listens to his clients and adapts to their desired architectural style, whether indoors or outdoors. He is methodical, rigorous, and highly professional, always available, even on weekends .
27 property type
Agricultural Buildings
Single-Family Homes
16 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
5 achievements
DPLG Architect based in Rouen, Vitony Y designs houses, housing projects, and small public-access buildings. His approach emphasizes clarity and simplicity. He can limit his role to the building permit stage or oversee construction in collaboration with partner project managers.
15 property type
Agricultural Buildings
Single-Family Homes
7 type of work
New Build
Renovation
3 services
Design / Plans
Planning permission application
Pauline ALEZRA
Studio Janvier Architectes
Architecte in Egreville 77620
Move to Montigny-le-Bretonneux 78180
Fondé par Pauline Alezra, le Studio Janvier s'est construit autour d'une conviction forte : l'existant est une ressource précieuse. Forte de 7 années d'expérience à la tête du pôle transformation/réhabilitation d'une grande agence parisienne, Pauline développe aujourd'hui une agence d'architecture.
26 property type
Agricultural Buildings
Single-Family Homes
14 type of work
Renovation
Energy 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
2 achievements
Pierre SALAMI
ATELIER BAUVE ARCHITECTES
Architecte in Lagny-sur-Marne 77400
Move to Montigny-le-Bretonneux 78180
L'atelier bauve is an architectural studio established in Seine-et-Marne for around a hundred years. Its main strengths come from its ability to adapt to all types of projects: collective housing, industrial buildings, offices, public buildings, hotels, etc.
10 property type
Agricultural Buildings
Multi-unit Residential
9 type of work
New Build
Renovation
3 services
Design / Plans
Planning permission application
4 achievements
Philippe VILLIEN
ISA IN SILICO ARCHITECTURE
Architecte in Lagny-sur-Marne 77400
Move to Montigny-le-Bretonneux 78180
IN SILICO ARCHITECTURE is a landscape, architecture, and urban planning agency based in Lagny-sur-Marne, east of Paris. They design ecological projects that address the comfort challenges of tomorrow, creating resilient buildings and gardens.The working method they have developed is innovative, combining drawings, models, calculations, and 3D simulations. Their goal is to promote eco-design, addressing environmental issues, comfort, and resource efficiency.
22 property type
Agricultural Buildings
Single-Family Homes
17 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
3 achievements
Laure VINCENT
COCOON ARCHITECTE
Architecte in SAINT ETIENNE DE ROUVRAY 76800
Move to Montigny-le-Bretonneux 78180
COCOON Architecte champions a contemporary, understated and timeless approach to architecture, free from unnecessary stylistic effects and respectful of the existing built environment.
The choice of the studio's name reflects the very essence of its architectural philosophy. It brings together the core principles that guide the practice: creating equitable, sustainable, functional and adaptable projects that respect the environment, the client's expectations, the needs of end users and the interests of local stakeholders.
Based at Seine Ecopolis in Saint-Étienne-du-Rouvray, the practice works throughout the Seine-Maritime and Eure departments of Normandy, France.
22 property type
Agricultural Buildings
Single-Family Homes
16 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
4 achievements
Jonathan UDOL
Atelier JU.ste Architecture
Architecte in Montgé-en-Goële 77230
Move to Montigny-le-Bretonneux 78180
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
Agricultural Buildings
Single-Family Homes
15 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
We find
the architect for you
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
Agricultural Buildings
Single-Family Homes
13 type of work
New Build
Renovation
7 services
Design / Plans
Planning permission application
Laurent Feret is a certified architect (DPLG) and has run his architectural firm “Feret Laurent Architecte” in the town of Cantiers since 2008.
11 property type
Agricultural Buildings
Single-Family Homes
12 type of work
New Build
Renovation
4 services
Design / Plans
Planning permission application
1 achievement
C+Architecture is an architecture firm managing new construction, rehabilitation, renovation, interior and exterior design, decoration, and furnishing projects. Their team of architects and interior architects supports private clients, professionals, and public institutions in creating tailor-made projects. For them, every space should tell a story, serve a purpose, and fit seamlessly into its environment.
22 property type
Agricultural Buildings
Single-Family Homes
15 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
Christophe DOVEZE
AHORA ARCHITECTES
Architecte in Sainte-Hélène-du-Lac 73800
Move to Montigny-le-Bretonneux 78180
Ahora Architectes was born from the meeting of an architect and a construction engineer who combine their expertise in service of your building project, drawing on their own experience as well as that of their many partners (cost consultants, engineering offices, inspection bodies, health and safety coordinators, etc.).
10 property type
Agricultural Buildings
Retail
12 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
Michel LORENZ
SASU LORENZ-VALENTIN
Architecte in Sarrebourg 57400
Move to Montigny-le-Bretonneux 78180
Based in Sarrebourg, the Lorenz-Valentin architecture firm designs bespoke contemporary projects ranging from private housing to public buildings. Attentive to its clients’ needs, the firm combines creativity, functionality and sustainability to create bright, harmonious spaces that are perfectly integrated into their environment.
22 property type
Agricultural Buildings
Single-Family Homes
13 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
Guilhem DELHOMME
Cabcab Architecture
Architecte in Montpellier 34000
Move to Montigny-le-Bretonneux 78180
CabCab Architecture is a studio founded in Montpellier in 2012, rooted in the Mediterranean basin. The practice develops site-specific architecture and design objects, attentive to climate, uses, and resources, drawing from local craftsmanship and vernacular cultures to create contemporary responses for housing, hospitality, public spaces, and shared environments.
Balancing restraint, constructive rigor, and contextual intelligence, its approach seeks to create forms that are accurate, sustainable, and meaningful. It conceives spaces as living relationships between places, uses, and the people who inhabit them.
18 property type
Agricultural Buildings
Single-Family Homes
17 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
11 achievements
For more than 20 years, Sandrine TISSOT has been turning ideas into tangible architectural projects. Attentive to her clients’ needs, she supports local authorities, businesses, and private individuals in the design and development of bespoke spaces that combine creativity, functionality, and sustainability. Every project is carefully crafted to respond to real-life uses, enhance its surroundings, and provide a unique architectural solution tailored to each client’s expectations and constraints.
26 property type
Agricultural Buildings
Single-Family Homes
12 type of work
New Build
Renovation
5 services
Design / Plans
Planning permission application
1 achievement
Independent architect, Mélanie IBANEZ FRAILE develops a practice focused on projects with a strong ecological dimension, in both renovation and construction, for housing, public-access buildings, and professional projects. She adopts a bioclimatic and sober approach, prioritizing user comfort, energy performance, and material reuse. People and dialogue are at the heart of my approach: each project is based on attentive listening to needs and uses. Mélanie pays particular attention to the transformation of existing buildings and the uniqueness of places, in order to design durable, coherent spaces adapted to their environment.
17 property type
Agricultural Buildings
Single-Family Homes
11 type of work
New Build
Renovation
6 services
Design / Plans
Planning permission application
