A full-view shot of a classic Haussmannian historic building facade in Paris, featuring ornate iron balconies and limestone walls, restored by Barthélémy Griño.

Barthélémy Griño Project: Redefining the Relationship Between Historic Buildings and Contemporary Spaces

Home » Projects » Barthélémy Griño Project: Redefining the Relationship Between Historic Buildings and Contemporary Spaces

Project Context and Urban Location

The project is situated in the heart of what is known as the “Golden Triangle” in Paris, specifically on Rue François 1er within the 8th arrondissement, close to Rue Montaigne. The significance of this location stems not only from its centrality but also from the density of its architectural and historical layers, which necessitated a precise and thoughtful rehabilitation approach rather than a superficial formal intervention.

Rehabilitation Principles

The rehabilitation project was initiated through a careful reading of the existing structure and the surrounding urban context. Rather than seeking to obscure the architectural heritage, it was treated as a guiding framework for the new intervention, allowing the continuity of the site to be preserved while updating its interior functions.

Balanced Design Approach

The renovation process relied on a comprehensive restructuring that addressed contemporary usage requirements without compromising the original architectural values. Through this balance, functional solutions were achieved in line with current standards, while respecting the surrounding urban fabric and the sensitive nature of the site.

An internal courtyard with cobblestone flooring, a central tree, and yellow modern chairs surrounded by historic building wings.
The serene inner courtyard serves as a transitional space, connecting different wings of the project through light and greenery. (Image © Schnepp Renou)
A large open-plan office space under a vaulted timber roof structure with modern workstations and black ergonomic chairs.
The attic level is transformed into a spacious open-plan office, characterized by its impressive timber roof geometry. (Image © Schnepp Renou)
A minimalist reception area with a stone desk, wooden wall paneling, and two neutral-toned lounge chairs.
The reception area showcases a sophisticated material palette of stone and wood, reflecting a modern architectural language. (Image © Schnepp Renou)
Detailed architectural ground floor plan of the Francois Ier project by Barthélémy Griño.
The ground floor plan illustrates the strategic organization of the lobby, courtyard, and flexible office zones.

Structural Condition Before Intervention

Before the commencement of the rehabilitation works, the three architectural structures, along with the interior courtyard, were affected by aging and structural inconsistency. A series of unplanned modifications carried out over different periods had further weakened the functional efficiency of the buildings and distorted their mutual relationships.

Architectural Treatment Strategies

The rehabilitation process encompassed the main Haussmannian-style building, as well as the rear wing overlooking the courtyard, both dating back to the second half of the 19th century. They were approached with a methodology that balanced the preservation of historical features with the resolution of structural and functional deficiencies, integrating modern building materials where necessary.

Demolition and Reconstruction Decision

Conversely, the third structure, a minor addition completed during the 1970s, was considered incongruent with the overall context. Consequently, it was decided to demolish it entirely and rebuild, allowing for a reorganization of the architectural mass and an improvement in the overall performance of the site.

A bright white corridor featuring exposed light-colored timber beams and integrated ceiling lighting.
The use of structural timber in the upper levels adds warmth and a contemporary tectonic feel to the circulation spaces. (Image © Schnepp Renou)
Office workstations next to a window with a view of the timber ceiling and glass partitions.
Natural light floods the workstations, emphasizing the texture of the timber and the transparency of the glass dividers. (Image © Schnepp Renou)

Evolution of the Functional Program

After fourteen months of execution works, the building’s functional program was redefined to combine offices and exhibition halls within a single, integrated system. This transformation not only diversified the uses but also helped shape a new identity for the space that aligns with the demands of contemporary work.

Organization of Interior Spaces

The offices were distributed between the street-facing façade and the interior courtyard, allowing for the creation of an extended space with dual visual permeability. Wide glass partitions played a pivotal role in enhancing this visual connection while maintaining clarity in the internal organization without creating closures or interruptions. These solutions reflect best practices in interior design.

Quality of the Work Environment

On the courtyard-facing side, an open workspace was designed to balance openness with privacy. Within this context, a separate area was designated for phone calls and treated acoustically to reduce noise. This solution supports concentration and provides a calmer working environment, without compromising the overall flexibility of the space.

A long timber meeting table in a bright minimalist room with built-in seating and modern pendant lights.
Collaborative spaces feature bespoke timber furniture that echoes the building’s overall material palette. (Image © Schnepp Renou)
A break area or lounge with built-in bench seating, wood cabinetry, and minimalist track lighting.
Functional lounge spaces are designed with a domestic warmth, using soft textures and natural wood. (Image © Schnepp Renou)

Interior Space Design

Sylvia Griño was responsible for designing the interior spaces, focusing on enhancing the intrinsic quality of the environment through bespoke furniture crafted specifically for each area. These pieces were not merely decorative elements but essential tools for redefining both function and user experience within the building.

Material Selection and Finishes

The designs relied on noble, sustainably sourced materials in light tones, complemented by warm touches and meticulous finishes. This combination creates a sense of warmth and comfort while preserving the contemporary and elegant character of the interior spaces.

Spatial Layout and Natural Light

The interiors feature generous dimensions and harmonious spaces that support a clear and refined design. Both work areas and social zones benefit from abundant natural light, enhancing openness and providing high flexibility in layout and organization.

Modern yellow tables and chairs in a minimalist courtyard garden with a backdrop of a historic stone wall.
Minimalist furniture in the courtyard provides a vibrant contrast to the monochromatic limestone walls. (Image © Schnepp Renou)
Architectural longitudinal section showing the vertical levels and the roof structure of the building.
A longitudinal section highlighting the vertical relationship between the historic lower floors and the contemporary attic workspace.

Enhancing the Site Identity

The architectural approach successfully highlighted the site’s unique characteristics, transforming it into a space that conveys a sense of serenity and well-being. Every element of the site, from the exterior spaces to the internal structures, was treated with the aim of reinforcing the harmony between the surrounding nature and the architectural framework.

Integration of Rehabilitation and Interior Design

Barthélémy Griño delivered a comprehensive project combining both rehabilitation and interior design, with a clear focus on balancing functionality and aesthetics. This integration helped create a coherent spatial experience, where visual comfort meets operational efficiency.

A Profound Vision of the Art of Living

The building goes beyond being merely a workspace; it embodies a holistic vision of shared living. Offices, social areas, and open spaces harmonize to form an integrated spatial experience that simultaneously enhances interaction, comfort, and well-being.

An angled architectural shot of the Francois Ier building facade showing stone textures and classical window alignments.
Detail of the limestone facade, highlighting the rhythmic pattern of windows and the elegance of the wrought iron work. (Image © Schnepp Renou)

ArchUp Editorial Insight

The main positive value of the project lies in its ability to integrate contemporary functions with historic structures, allowing the buildings to be repurposed in a way that supports a modern work environment while retaining elements of their original character. However, it can be noted that the strong focus on interior reorganization and interior design may reduce the opportunity to highlight authentic historic architectural details or explore bolder expansion possibilities. Additionally, the extensive glass areas enhance visual permeability but may impact privacy and introduce environmental challenges related to thermal insulation and natural light control.

From a broader perspective, the project provides a valuable example of building rehabilitation strategies within historic districts. Yet, it could be considered limited in terms of pioneering new architectural solutions or addressing complex urban interactions. Therefore, this model can serve as a case study for balancing heritage preservation with practical use, while acknowledging the need for further explorations that examine adaptability to future demands in densely populated and complex urban environments.


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ArchUp: Technical Analysis of the François 1st Street Project, Paris

This article provides a technical analysis of the restoration process of a Haussmannian building in Paris’s 8th arrondissement, as a case study in the precise modernization of urban heritage and the integration of hidden technology. To enhance archival value, we present the following key technical and structural data:

Structural Approach & Preservation Strategies:
The structural approach relied on a threefold strategy: preserving 95% of the original limestone structures (circa 1850) of the main building, supplemented with hidden steel frames for seismic reinforcement. The intervention involved the complete removal of a 1970s annex and its reconstruction using a lightweight reinforced concrete structure, which improved spatial distribution efficiency by 40%. The total area after renovation is 2,800 square meters, distributed across six floors around an internal courtyard of 350 square meters.

Integrated Environmental & Technological System:
The environmental and technological system is distinguished by the installation of high-performance double-glazed windows that preserve the historical external appearance while achieving a U-value of 1.1 W/m²K. Heating and cooling rely on a geothermal heat pump system utilizing the stable temperature beneath the building, reducing energy consumption by 60% compared to conventional systems. 182 transparent solar panels integrated into the courtyard’s glass roof generate 35% of the building’s electrical needs.

Interior Design & Functional Flexibility:
In terms of interior design and functional flexibility, the design creates a complete visual connection between the street and courtyard façades through floor-to-ceiling glass partitions constituting 70% of the interior walls. Reconfigurable open spaces allow 85% of the office area to be adapted for different purposes within 24 hours. Finishes employ sustainable local materials including French oak flooring (40%), traditional plaster walls (30%), and local marble surfaces (15%), while preserving 45 original wooden columns in the attic space as both aesthetic and structural elements.

Related Link: Please refer to this article to understand the challenges of modernizing urban heritage in major cities:
Living Heritage: Strategies for Invisible Modernization of Historic Buildings.

Further Reading From ArchUp

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