What TERRE DE SIENNE does

TERRE DE SIENNE is a Paris-based corporate communications agency founded in 1995, organized around three specialized verticals: Corporate, Luxury, and Real Estate. The firm delivers integrated communications services spanning brand strategy and platform development, visual identity and design, corporate and integrated reporting, CSR/RSE (Corporate Social Responsibility / Responsabilité Sociétale des Entreprises) and sustainability communication, internal communication and change management, employer branding, editorial and audiovisual content creation, spatial design, and omnichannel campaign activations. It serves an enterprise client roster that includes CAC40-level corporations (TotalEnergies, L'Oréal, AXA, Saint-Gobain, Bouygues, Engie, Safran, Klépierre, Forvia, Valeo, Arkema, Groupama), luxury brands (Dior, Lancôme, Krug, Piaget, YSL Beauté, Gianvito Rossi, Interparfums, Pathé Palace), and real estate firms (Gecina, Unibail-Rodamco-Westfield, Amundi, Swiss Life Banque Privée, ROKA).

The agency is headquartered at 64 rue du Ranelagh in the 16th arrondissement of Paris, employs 51-100 staff, and operates as a privately held company led by CEO Charles de Beauvoir, with Marie Allwright heading the Real Estate division. There are no funding rounds, acquisitions, or external institutional investors disclosed, indicating a founder/owner-controlled capital structure. The business is supported by Cybervadis cybersecurity, Ecovadis ESG, and Charte de la Diversité certifications, which serve as procurement prerequisites for enterprise clients in France.

The revenue model is classic professional services: project-based engagements and likely retainer arrangements with enterprise clients, acquired through direct consultative sales, creative pitches, and ongoing relationship management. Marketing is concentrated in thought leadership through the "Tribunes" article series (covering AI in communication, RSE, internal communication, and transformation topics), LinkedIn and Instagram presence, and selective industry events. The firm has maintained a roughly 15-year operational partnership with child protection NGO La Voix De l'Enfant, producing national awareness campaigns, annual reports, and fundraisers. The agency does not sell software products or operate a proprietary technology platform; its core production asset is its creative and strategic human talent, with no disclosed AI/ML capabilities beyond general industry tool usage.

Name

TERRE DE SIENNE

Legal name

TERRE DE SIENNE

Website

https://terredesienne.com

Company type

Private

Founded year

1995

Operating status

Operating

Headcount range

51–100 employees

Short description

TERRE DE SIENNE is a Paris-based communications agency operating across Corporate, Luxury, and Real Estate verticals, delivering brand strategy, corporate and sustainability reporting, internal communication, and campaign services to enterprise clients including CAC40 corporations and premium brands.

Ownership category

akta.pro rank

Headquarters

HQ city

Boulogne-billancourt

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D

Revenue model

1. Strategic Communication Services: The agency generates revenue through providing strategic communication, brand strategy, corporate reporting, CSR/RSE communication, internal communication, campaign development, and creative services to enterprise clients. Revenue is generated through project-based engagements, retainer arrangements, and consulting services.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

TERRE DE SIENNE is a Paris-based full-service communications agency ("Maison de Communication") that delivers strategic and creative communication services across three specialized verticals: Corporate, Luxury, and Real Estate. The agency provides brand strategy, corporate reporting, CSR/RSE communication, internal communication, campaign development, employer branding, editorial and audiovisual content creation, digital strategy, and spatial design for enterprise clients.

Product overview

TERRE DE SIENNE is a Paris-based corporate communications agency operating across three specialized sectors: Corporate, Luxe (Luxury), and Real Estate. The agency offers integrated communications services including brand strategy and platform development, visual identity and design, omnichannel communication, digital strategy, space design and interior architecture, editorial and content creation (audiovisual, print, web, social media), internal communication, employer branding, and campaign activations. The agency positions itself as a human-centered, strategic partner focused on creating meaningful connections between brands and their stakeholders through creativity, sincerity, and excellence. Notable clients span major corporations (TotalEnergies, L'Oréal, Saint-Gobain, Bouygues Telecom, Engie, Forvia, Safran, Axa, Klépierre), luxury brands (Gianvito Rossi, YSL, Krug, Dior, Lancôme, Piaget, Pathé Palace), and real estate firms (M&G Real Estate, Axa IM, LaSalle Investment Management, Gecina, Unibail-Rodamco-Westfield). The agency does not offer discrete software products but rather professional services organized by sector expertise.

Differentiator

Problem solved

Functional benefit

Products and services

• Corporate Communication Strategy
• Brand Strategy & Visual Identity
• Campaign Development & Creative Production
• Luxury Brand Communications
• Real Estate Communications
• Editorial & Content Creation
• Digital Strategy & Activation
• Spatial Design & Interior Architecture

Named customers30 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Four partnerships are on record, tiered core and minor.

• La Voix De l'EnfantcoreStrategic or Co-development PartnerFor nearly 15 years, Terre de Sienne has supported La Voix De l'Enfant in its communications and actions across all audiences: general public, donors, and institutions. Each year, the agency creates national campaigns (TV, radio, urban and digital signage), fundraisers, annual reports, and awareness-raising actions on child protection issues.
• AFP 18minorStrategic or Co-development PartnerAFP 18 is a member organization of La Voix De l'Enfant. Every three months, Terre de Sienne holds meetings between its teams and young people supported by AFP 18, introducing them to careers in communication and design. The agency regularly takes interns from AFP 18, contributing to social mobility.
• ROKAcoreStrategic or Co-development PartnerTerre de Sienne partners with ROKA (real estate investment and asset management) in reflections on mix-use real estate strategies. Marie Allwright, CEO of the Real Estate division at Terre de Sienne, regularly exchanges with ROKA on hybrid real estate trends, pre-commercial strategy, and communication approaches.
• Bouygues TelecomcoreStrategic or Co-development PartnerBouygues Telecom signed a tripartite partnership with WWF-France and La Voix De l'Enfant, with Terre de Sienne supporting the strategic development and operational communication of this partnership for responsible digital practices.

Scale indicators1 record

Recent moves6 records

Expansion highlights4 records

Direct peers

• Marcel: Paris-based creative agency within the Publicis network with strong corporate and consumer brand credentials. Closest analogue in terms of boutique feel and integrated strategy-plus-creative offering.
• Herezie: Independent French creative agency with strong corporate and consumer brand clients. Comparable independent positioning, similar mid-sized boutique structure, and similar emphasis on creative-led integrated campaigns.
• TBWA\Paris: Paris creative agency within the TBWA global network, known for disruptive creative work for major French and international brands. Comparable in scope of integrated communications offerings and Paris-centric culture.
• BETC Paris: Paris-based full-service creative agency within the Havas network with a comparable luxury and corporate client roster. Closest direct peer in terms of boutique cultural fit and creative-led integrated communications for premium brands.

Broad incumbents

• Publicis Groupe: France's largest advertising holding company with extensive Paris roots and a strong luxury and corporate communications franchise. Competes for the same enterprise RFPs, but as a network, not a specialist independent.
• Dentsu Creative France: French operations of Dentsu's global creative network providing brand strategy, content, and integrated communications. Competes for the same enterprise briefs but as part of a much larger multinational network.
• WPP: Global advertising holding company with significant French operations serving enterprise and luxury clients. Competes for enterprise RFPs on the basis of network scale and multi-market delivery capabilities.
• Havas Paris: Paris-headquartered global advertising holding company covering brand strategy, corporate communications and luxury (e.g., serves L'Oréal). Larger incumbent with overlapping capabilities across Terre de Sienne's three verticals but operating globally across many other categories.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/terre-de-sienne
• Instagraminstagram.com/terredesienne_agency
• Xx.com/terredesienne_g

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about TERRE DE SIENNE