Buildex

What Buildex does

Buildex is a privately-held Paris-based real estate investment firm founded in 1989 that operates as an Operating Partner to investment funds and family offices on commercial real estate transactions typically exceeding €30M and often above €100M. The company is led by founder, Chairman and CEO Thierry Jallon, who has built a 30-year professional network across France with relays in European and French-speaking countries, supported by Director Guillaume Panthou-Brochard, an architect-urban planner. Buildex runs three integrated service lines: Operating Partner (deal sourcing, due diligence, financing, negotiation, and transaction support with optional co-investment), Yield Optimizer (asset management covering 700,000+ sqm including arbitrages, marketing, tenant and lease management), and Project Optimizer (construction and renovation project management covering 3 million sqm of built or renovated space historically).

The business model is a high-touch, relationship-driven professional services and managed services model. Revenue is generated through Operating Partner fees on transactions, managed-services asset management fees on the 700,000+ sqm portfolio, and project management fees on construction/renovation mandates, with the option of co-investment equity participation alongside clients. The firm serves institutional investment funds and family offices as primary segments, with a secondary segment of property owners seeking asset optimization. Go-to-market is exclusively direct and network-based — no resellers, no marketing-led funnel — anchored to the CEO's organizational affiliations and a bilingual website with content marketing (eBooks, video) and LinkedIn presence. Customer concentration is high in absolute terms because the firm runs a small number of large engagements; ENGIE (Urban Garden, Lyon Gerland) is the only named enterprise client in the source data.

Geographically, Buildex is headquartered at 91 rue de Faubourg Saint Honore in Paris's 8th arrondissement and has executed projects across multiple French regions (Ile-de-France, Auvergne-Rhône-Alpes, Bourgogne-Franche-Comté, Normandy, Occitanie) plus Italy (Rome/Lazio) and Spain (Barcelona/Catalonia). A wholly-owned subsidiary, Buildex Investissements, was created as a special purpose vehicle for an elderly residence project in Lyon, signaling structured vertical expansion into healthcare. No proprietary technology platform, software stack, API, or AI/ML capability is disclosed in the available data — the company's competitive position rests on human expertise, network access, and a 30-year track record rather than technology differentiation.

Name

Buildex

Legal name

Buildex

Website

https://buildex.fr

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

11–50 employees

Short description

Buildex is a privately-held Paris-based real estate investment firm founded in 1989 that operates as an Operating Partner to investment funds and family offices on €30M+ transactions, with integrated asset management (700,000+ sqm) and project management (3M+ sqm built/renovated) service lines.

Ownership category

akta.pro rank

Product category

Commercial Real Estate Investment Services

NAICS

Construction of Buildings (236), Nonresidential Building Construction (2362)

SIC

Services-Engineering Services (8711), Construction - Special Trade Contractors (1700)

akta.pro primary industry

Design-Build / EPC General Contracting (IMAFAAAD)

akta.pro secondary industries

Construction Engineering & Constructability Consulting (BPAHAIAN), Office & Corporate Building Construction (IMAFACAA), Residential Design-Build & Renovation-Integrated Builders (IMAFABAE)

Keywords

• Real estate investment
• Operating partner services
• Asset management
• Project management
• Commercial real estate

Headquarters

HQ city

Paris

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others

Revenue model

1. Operating Partner Fees: Acting as Operating Partner to investment funds and family offices, providing deal sourcing, due diligence, negotiation, and transaction support for real estate acquisitions.
2. Asset Management (Yield Optimizer): Managing 700,000+ sqm of assets for clients, including arbitrages, marketing for rent/sale, tenant management, lease management, and multiservice operator contracts.
3. Project Management (Project Optimizer): Providing monitoring, project management assistance, general contractor, and contracting authority services for construction and renovation projects.
4. Co-investment: Co-investing alongside main investors in transactions, generating returns through equity participation.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Buildex is a Paris-based real estate investment operating partner offering three integrated service modules: Operating Partner services (deal sourcing, due diligence, and transaction support for investment funds and family offices on deals exceeding €30M, some over €100M), Yield Optimizer asset management (managing 700,000+ sqm of assets including arbitrages, rental/sales marketing, and lease management), and Project Optimizer (project management, contracting authority assistance, and general contracting for construction and renovation projects covering over 3 million sqm).

Product overview

Buildex is a real estate investment operating partner offering three integrated service modules: Operating Partner (for deal sourcing and investment facilitation exceeding €100M), Yield Optimizer (for asset management of 700,000+ m2), and Project Optimizer (for construction/renovation project management of 3M+ m2). The company operates across housing, offices, luxury properties, urban projects, tourism, and healthcare real estate sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• Operating Partner (Partenaire Opérationnel) Acts as an Operating Partner for investment funds and family offices, facilitating real estate transactions exceeding €30M (some over €100M). Provides network access, opportunity identification, pre-acquisition audits, financing assistance, negotiation, and mediation services throughout the deal lifecycle.
• Yield Optimizer (Gestion d'actifs / Asset Management) Asset management service managing more than 700,000 square meters of real estate assets as Buildex's own property. Includes arbitrations, rental and sales marketing, tenant and buyer search, lease management, and multiservice operator contract management.
• Project Optimizer (Project Management) Project management service overseeing construction and renovation of over 3 million square meters. Provides monitoring, contracting authority assistance, project management assistance, and general contractor functions for real estate development projects.

Quantifiable outcome

• 700,000+ sqm managed as own property with no distinction between owned and client assets
• +3 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• REAG Duff & PhelpsminorStrategic or Co-development PartnerThierry Jallon spent 10 years consulting with REAG Duff & Phelps (now part of Duff & Phelps), which contributed to building his professional network and expertise in real estate consulting.

Scale indicators6 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Cushman & Wakefield: Global commercial real estate services platform offering capital markets, investment sales, and asset management. Comparable to Buildex because both facilitate large CRE transactions for institutional investors, though Cushman & Wakefield is a multinational incumbent while Buildex is a French-focused specialist.
• Colliers International: Global commercial real estate services firm with capital markets, investment sales, and project management offerings. Comparable to Buildex because both serve institutional capital on large CRE deals, though Colliers operates at vastly greater scale across multiple continents.
• Savills: International real estate advisor offering investment, asset management, and project services across Europe. Comparable to Buildex because both serve institutional and family office clients on European CRE transactions, though Savills operates globally with broader service breadth.
• JLL (Jones Lang LaSalle): Global real estate services firm providing investment advisory, asset management, and project management for institutional clients. Comparable to Buildex because both serve investment funds and family offices on large transactions, though JLL operates globally with vastly greater headcount and platform breadth.
• Knight Frank: International real estate consultancy with strong European presence, providing investment advisory, asset management, and project services. Comparable to Buildex because both serve high-net-worth family offices and institutional investors on large European CRE deals, though Knight Frank operates at much greater scale.
• CBRE Group: Global commercial real estate services firm offering investment sales, capital markets, and project management. Comparable to Buildex because both serve institutional investors on large transactions (CBRE even publicly cited Buildex's Urban Garden project), though CBRE operates at vastly greater scale and as a broader incumbent.
• AEW Capital Management: European-focused real estate investment manager with strong French presence, serving institutional investors with investment advisory and asset management services. Comparable to Buildex because both target French and European institutional capital on large CRE transactions, though AEW is a much larger fiduciary investment manager.

Regional players

• BNP Paribas Real Estate: French real estate services arm of BNP Paribas providing investment advisory, transaction support, project management, and asset management in France and Europe. Comparable to Buildex because both are France-anchored CRE services providers serving institutional investors on large transactions, though BNP Paribas Real Estate is much larger and bank-affiliated.
• Catella Group: European real estate investment and asset management firm operating in France, Germany, Spain, and the Nordics, serving institutional investors. Comparable to Buildex because both offer investment advisory plus asset management across European geographies, though Catella is publicly listed and operates at greater scale.

Direct peers

• Altarea Cogedim: Major French real estate developer and investor with operations across residential, office, retail, and hospitality segments, including project development and asset management. Comparable to Buildex because both are France-based CRE operators handling investment, development, and asset management for institutional clients, though Altarea is a publicly listed major developer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/buildex-operating-partner

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries1 record

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 Buildex