Adão da Fonseca - Engenheiros Consultores

What Adão da Fonseca - Engenheiros Consultores does

Adão da Fonseca - Engenheiros Consultores (AdF) is a Portuguese civil engineering consultancy founded in June 2006 in Porto by Professor António Adão da Fonseca and four co-founders. The firm specializes in structural engineering design, technical assistance, and expert assessments for complex bridges (roadway, railway, pedestrian), high-rise buildings, port infrastructure, airport terminals, and industrial facilities. Its technical foundation draws on the founder's PhD from Imperial College London and academic career at FEUP, with partners holding prior experience at Arup, IDEAM, BERD, and Soares da Costa.

The company operates through two subsidiaries: AdFGeo (geotechnical consultancy founded 2011) and ADEAM (Brazilian operations established 2012 as a joint venture with IDEAM SA and RMG Engenharia). Revenue is generated through project-based professional services contracts won via competitive public tendering and direct client negotiation. The firm's value proposition rests on the academic credentials of its partners, extensive technical publication record from 2000-2018, and established collaborations with world-renowned architects including Álvaro Siza, Eduardo Souto Moura, Santiago Calatrava, and Cecil Balmond.

AdF maintains active project engagements across Portugal, Brazil, Colombia, Argentina, France, Spain, Sri Lanka, Poland, and other markets, serving both public infrastructure owners (BRISA, Metro do Porto, RAVE, VALEC, Estradas de Portugal) and private developers (VINCI imobilier, John Keells Group, GALP). The firm secured €110,803.88 in EU Portugal 2020 internationalization funding in 2017 and participates in the EU-funded CONNECT4C research project (2023-2027) on high-strength steel connections. Pricing is determined through competitive tenders for public clients and direct negotiation for private engagements, with no public pricing disclosed.

Name

Adão da Fonseca - Engenheiros Consultores

Legal name

ADÃO DA FONSECA – Engenheiros Consultores, Lda

Website

https://adfconsultores.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

11–50 employees

Short description

AdF is a Portuguese structural engineering consultancy founded in 2006, specializing in complex bridges, buildings, and infrastructure projects. It serves public infrastructure owners and private developers across Europe, Latin America, and Asia through subsidiaries AdFGeo and ADEAM.

Ownership category

akta.pro rank

Product category

Structural Engineering Consultancy

NAICS

Engineering Services (541330), Engineering Services (54133)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Civil & Structural Engineering Consulting (BPAHAIAA)

akta.pro secondary industries

Geotechnical & Subsurface Engineering Consulting (BPAHAIAB), Water, Wastewater & Hydraulics Engineering Consulting (BPAHAIAD)

Keywords

• Structural engineering consulting
• Bridge design services
• Geotechnical engineering consulting
• Construction supervision services
• Infrastructure project design

Headquarters

HQ city

Porto Alegre

HQ country

Brazil

HQ region

Latin America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel

Revenue model

1. Engineering Consulting & Project Services: Prestação de serviços de consultadoria na área da Engenharia Civil, including elaboration and coordination of multidisciplinary engineering projects, expert opinions, technical inspections, and special studies. Revenue is project-based, generated through tendered consulting contracts with public and private sector clients.
2. Technical Assistance & Construction Supervision: Assistance technique à obra (technical assistance during construction) services provided on most projects, generating additional revenue streams alongside primary design contracts.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels3 records

Core offering

Adão da Fonseca - Engenheiros Consultores provides civil engineering consultancy services focused on the design, execution, and technical assistance of complex multidisciplinary engineering projects. Core offerings cover bridge engineering (roadway, railway, pedestrian), building engineering (high-rise, mixed-use, hotels, airports, cultural, sports, industrial), port and hydraulic works, and independent structural review, delivered primarily to public sector infrastructure owners and private real estate developers.

Product overview

Adão da Fonseca – Engenheiros Consultores operates as a civil engineering consultancy firm founded in June 2006, offering multidisciplinary engineering project design, expert opinions, and technical assistance. The portfolio encompasses three main divisions: bridge engineering (rodoviárias/roadway, ferroviárias/railway, pedonais/pedestrian), building engineering (hotels/residential, commercial/services, education/culture, airports, healthcare, industrial, sports facilities), and specialized services (port works, hydraulic works, expert assessments, and formwork/scaffolding systems). The company operates through two subsidiaries: AdFGeo for geotechnical consulting and ADEAM for Brazilian operations.

Differentiator

Problem solved

Functional benefit

Brands

• AdFGeo: Geotechnical engineering consultancy subsidiary specializing in projects where geotechnical components are prominent.
• ADEAM

Products and services

• Structural Engineering Consulting & Multidisciplinary Project Design End-to-end consultancy and design services for complex civil engineering projects, covering project conception, detailed design, and coordination of multidisciplinary engineering across structural, geotechnical, and architectural domains. Sells to public infrastructure owners/operators, private developers, and architecture firms.
• Bridge Engineering Design (Roadway, Railway, Pedestrian) Specialist bridge design services including roadway viaducts, railway bridges, cable-stayed bridges, arch bridges, and pedestrian/cyclist bridges using techniques such as incremental launching and mixed steel-concrete construction. Sells to infrastructure owners/operators, public agencies, and concessionaires.
• Building Engineering Design (High-Rise, Mixed-Use, Cultural, Sports, Industrial) Structural design for buildings including high-rise residential and office towers, mixed-use complexes, hotels, shopping centres, airports, cultural buildings, and sports facilities. Emphasises cost efficiency, construction speed, and architectural integration. Sells to real estate developers, hotel operators, and private project owners.

Quantifiable outcome

• Competition proposal for Metro do Porto new bridge scored 78/80 points from jury, significantly ahead of all competing proposals
• +1 more outcomes

Named customers11 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

Feature3 records

Partnerships

13 partnerships are on record, tiered core, major, strategic and minor.

• AdFGeo – Consultores de Geotecnia, LdacoreStrategic or Co-development PartnerFounded in 2011 through association with Pedro Neto. Specializes in geotechnical engineering consulting and design where geotechnical components are prominent. Led by Pedro Neto. Represents a formal subsidiary/affiliate relationship for specialized geotechnical services that complement AdF's structural engineering portfolio.
• ADEAM – Engenharia e Consultoria, Ldta (Brazil)coreStrategic or Co-development PartnerCreated in 2012 as a joint venture with Spanish firm IDEAM SA and Brazilian firm RMG – Engenharia Ltda. Dedicated to structural engineering project and consulting services, particularly bridges, steel structures, and port infrastructure. Operates across Latin America including Brazil, Argentina, and Chile. Executive director Pedro Morujão is based in Brazil.
• IDEAM S.A. / T.Y.Lin (Spain)majorStrategic or Co-development PartnerSpanish structural engineering firm and joint venture partner in ADEAM Brazil. AdF collaborates with IDEAM on high-speed rail viaducts in the Basque Country (Spain) including Viaduto Olzaileko, Viaduto Altzeta, and Viaduto Lamiategi projects.
• RMG – Engenharia Ltda (Brazil)majorStrategic or Co-development PartnerBrazilian engineering firm and joint venture partner in ADEAM. Collaboration spans structural and infrastructure projects in Brazil including TransNordestina railway bridges, Metro de Salvador viaducts, and Barra da Tijuca bridge review.
• J. Padilla Ingenieria (Colombia)majorStrategic or Co-development PartnerColombian engineering firm. In 2017, after more than 4 years of activity in Colombia, AdF established a collaboration agreement with J. Padilla to guarantee constant and closer presence with ongoing work in Colombia and local clients.
• Armando Rito Engenharia (Portugal)majorImplementation/ SI/ Consulting PartnerPortuguese structural engineering firm. AdF developed multiple projects in partnership with Armando Rito including the Douro Litoral concession viaducts (Viaduto 4.1 and 4.2) and 7 Passagens Superiores sobre a Autoestrada A3.
• EGT Engenharia, Ltda. (Brazil)majorImplementation/ SI/ Consulting PartnerBrazilian engineering firm. Long-standing collaboration on Brazilian infrastructure projects including Porto de Ponta da Madeira, TransNordestina railway bridges, Metro de Salvador viaducts, and Rio de Janeiro Barra Bridge.
• EU Horizon Europe (CONNECT4C Project)strategicStrategic or Co-development PartnerAdF participates in CONNECT4C - 'High Strength Steel Connections for Circular Steel Construction', a European Union funded research project running 2023-2027 focused on sustainable steel construction technologies.
• Balmond Studio / Balmond & Adao Consultancy LimitedcoreStrategic or Co-development PartnerFounded in 2016 by António Adão da Fonseca and renowned structural engineer/designer Cecil Balmond. British consultancy focused on structural design for complex architecture worldwide. Key shared projects include Cinnamon Life Complex (Sri Lanka), Krka National Park (Croatia), and Expo 2015 Viaduct (Milan).
• BETAR (Portugal)minorImplementation/ SI/ Consulting PartnerPortuguese engineering consultancy. Collaborated with AdF on inspections of approximately 750 bridges under Estradas de Portugal Lote A contract.
• Santiago Calatrava (Architecture/Engineering)majorStrategic or Co-development PartnerWorld-renowned architect/engineer. AdF performed independent review of Santiago Calatrava's Barra da Tijuca bridge project (Rio de Janeiro, Brazil) including parallel calculation, thickness definition, and construction methodology.
• ASECON (Poland)strategicGTM or Marketing PartnerPolish engineering firm. Listed as partner under Portugal 2020 internationalization project targeting Poland as a new market.
• Core Concept, lda (Portugal)minorImplementation/ SI/ Consulting PartnerPortuguese engineering consultancy. Collaborated on road and service infrastructure projects for the Metro do Porto bridge competition.

Scale indicators3 records

Recent moves10 records

Expansion highlights4 records

Direct peers

• Afaconsult: Portuguese multidisciplinary engineering consultancy offering structural, geotechnical, and project management services. Several AdF directors previously worked at Afaconsult (Nuno Saavedra), and the firm competes for the same Portuguese and international public tenders.
• IDEAM S.A. Spanish structural engineering firm and joint venture partner in ADEAM Brazil. Co-delivers high-speed rail viaducts in the Basque Country (Olzaileko, Altzeta, Lamiategi) and shares the bridge/port infrastructure focus that defines AdF.
• Schlaich Bergermann Partner (SBP): German structural engineering firm renowned for innovative bridge design (long-span cable-stayed, suspension, lightweight) and stadium/roof structures. Comparable niche positioning as a boutique, reputation-led structural consultancy specializing in landmark bridge and architecture projects worldwide.
• AFAssociados - Projectos de Engenharia: Portuguese structural engineering consultancy founded in 1997 by the same António Adão da Fonseca before he left to create AdF in 2006. Direct predecessor with overlapping leadership (several AdF partners previously worked at AFAssociados) and identical civil/structural focus on bridges and buildings.
• Armando Rito Engenharia: Portuguese structural engineering firm specializing in bridges and special structures, and a confirmed AdF collaboration partner on Douro Litoral viaducts and A3 highway overpasses. Highly comparable in scale, project type, and Portuguese-market positioning.

Broad incumbents

• Arup: Global engineering consultancy with deep structural and bridge practice, including former employer of António Pimentel Adão da Fonseca (London, 2003-2006). Overlaps directly with AdF on signature architect-led projects and large public infrastructure tenders worldwide.
• Buro Happold: Global engineering consultancy with strong structural and cultural-building credentials (Formula E venues, museums, complex facades). Competes with AdF on architect-led signature buildings and engineering-intensive mixed-use developments.
• T.Y. Lin International: Global infrastructure engineering firm with deep bridge and cable-stayed expertise; named as IDEAM's parent group in AdF's partnership data. Competes in the same international bridge and transportation infrastructure markets where AdF operates, but at significantly greater scale.
• COWI: Danish engineering consultancy with a leading international bridge practice (Great Belt East Bridge, Stonecutters Bridge, many cable-stayed crossings). Competes for the same long-span and complex bridge commissions AdF targets across Europe, the Americas, and Asia.

Others

• Cecil Balmond / Balmond Studio: Founded the joint venture Balmond & Adao Consultancy with AdF's founder in 2016. As a peer/advisor entity rather than competitor, Balmond Studio channels complex architecture commissions to the JV, and the relationship is a core pipeline source for AdF's most ambitious projects.

Market position

Strengths1 record

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/adfgeo---consultores-de-geotecnia-lda-

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries2 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 Adão da Fonseca - Engenheiros Consultores