In partnership since 2004
Marc Debièshého design
David Guérin — Acoustic Engineer, Environmental Acoustics
Defining Works Case studies in sound architecture
Plaza Athénée Paris World First
Prestige Hotel · Paris

Plaza Athénée
Paris

A world first in architectural sound design. We created a holographic audio field projected directly onto the chandelier of one of Paris's most iconic hotels — a "Sound Décor" of 500 poetic sounds that inhabit the space, react to the environment, and transform the air itself into a living narrative.

Type Holographic Audio Installation
Testimonial "Sound will be at the heart of tomorrow's palace."
Client Isabelle Maurin — Plaza Athénée Paris
Grand Paris Express
Urban Infrastructure · 70 Stations

Grand Paris
Express

Conceptualizing the "Sonic Thread" for 70 future stations of the Grand Paris metro network, within the Patrick Jouin ID collective. A unified acoustic identity that gives coherence to the underground city — sound as the invisible infrastructure that holds the experience together.

Scale 70 stations · Paris metropolitan network
Collaborator Patrick Jouin ID collective
Westfield
Retail · Customer Journey

Westfield
Centers

Global sound strategy for Westfield's major hubs — Aéroville and Forum des Halles. We design the auditory sequence of the visitor's journey, creating differentiated atmospheres across the space that guide, comfort and engage — sound as invisible architecture for human flow.

Locations Aéroville, Forum des Halles
Approach AMO — Assistant to the Owner
British Airways
Aviation · Brand Experience

British Airways
Dynamic Journeys

Interactive sound sets for British Airways showrooms across Europe, creating a sonic contrast between the terminal and the brand's intimacy. Sound that transforms an airport environment into a moment of brand connection.

Testimonial "heho brings a new dimension to sound; a sensorial experience..."
Client Marc Guiomar — British Airways

What clients say

"heho brings a new dimension to sound; a sensorial experience. We were very impressed by the team's professionalism."

Marc Guiomar
British Airways

"Sound will be at the heart of tomorrow's palace. We have appreciated the professionalism and creativity of the team."

Isabelle Maurin
Plaza Athénée Paris

"Our strategy, based on emotions linked to the sea and traveling, was translated into a coherent and poetic sound environment."

Communications Director
Groupe Bénéteau

"A wonderful team, very professional, very creative... A real pleasure to work with."

Creative Director
Agency Partner
More Works
Orange Work Journey
Orange — Work Journey
QVT · Quality of Life at Work · Headquarters
Monnaie de Paris
La Monnaie de Paris
Salon Acoustique with Jouin Manku — sound as physical material
Bénéteau Group
Groupe Bénéteau
Environmental sound identity · The DNA of the sea