In the Studies and Design Phase
Our services
For more than 40 years, SEG Group has been committed to providing quality service

For over 40 years, SEG Group has been committed to providing quality, modern, and environmentally respectful service. We have a multidisciplinary team capable of tackling any type of project, design, or study, no matter how unique it may be.
Our experience spans all areas of activity: Roads, Railways, Airports, Hydraulic Works, Coasts, Ports, Geotechnical Engineering, OIL & GAS, Building, Urban Development, Rehabilitation and Pathologies, etc.
The services we offer to our clients are:
- Basic studies
- Alignment design projects
- Construction projects
- Rehabilitation and repair projects
- Demolition projects
- Project supervision
- Geological and geotechnical studies
- Cartography and topography
- Hydraulic studies
- Safety and health studies
- Environmental impact studies
- Deep foundation calculation
- Structural calculation
- Architecture and urban planning
- Installation design
- Acoustic studies
- Quality control plans
In the Construction Phase
Throughout its history, SEG Group has actively participated in the modernization and transformation of infrastructure in Spain, working for both the organizations promoting these infrastructures and private clients, such as construction companies, consultancies, and concessionaires.

Our passion for engineering has led us to assemble a team of specialists and resources that contribute to the optimal development of these infrastructures.
The services we offer to our clients are:
- Construction management
- Technical Assistance to Project Management
- Technical assistance, oversight, and inspections
- Construction audits
- Construction Execution Control
- Health and safety coordination
- Environmental coordination
- Cost planning and control
- Static and dynamic load testing
- Metal structure control
- Testing and commissioning of installations
- Service testing and roof acceptance
- Monitoring and instrumentation
- Quality control of materials
- On-site material laboratories
- Basic studies
- Alignment design projects
- Construction projects
- Rehabilitation and repair projects
- Demolition projects
- Project supervision
- Geological and geotechnical studies
- Cartography and topography
- Hydraulic studies
- Safety and health studies
- Environmental impact studies
- Deep foundation calculation
- Structural calculation
- Architecture and urban planning
- Installation design
- Acoustic studies
- Quality control plans
In the Operation Phase

We provide engineering services to our clients to help them make informed decisions regarding their assets, identifying existing issues and proposing solutions that allow them to continue maximizing their investments under the best possible conditions.
The services we offer to our clients are:
- Technical audits
- Reports
- Improvement and conditioning projects, repair projects
- Pathological studies
- Technical Inspections
Comprehensive Project Management
With the Integrated Project Management service, SEG Group provides a professional technical team whose primary goal is to protect the investments of its clients.

The personalized and continuous interaction with the client, the commitment to the project’s objectives, and the involvement of the entire SEG Group team are the key aspects that define this service.
From the early stages of idea development, we take responsibility for our clients by handling preliminary analyses, risk assessments, designs, planning, cost evaluation, and budgeting.
During the execution of their projects and their commissioning, we control and supervise all phases and all involved parties, ensuring the highest possible quality in all types of actions, both in building and civil or industrial infrastructure.
Independent Engineering

We provide Independent Engineering services with the purpose of issuing various types of reports (technical, economic, financial) that help our clients make informed decisions regarding investments, assets, or properties, as well as risk assessment and control during the execution and/or operation phases.
The services we offer to our clients are:
- Consulting on investments and assets
- Technical, economic, and financial investment studies
- Due Diligence
- Investment analysis (CAPEX, OPEX)
En fase de Estudios y Diseños

For over 40 years, SEG Group has been committed to providing quality, modern, and environmentally respectful service. We have a multidisciplinary team capable of tackling any type of project, design, or study, no matter how unique it may be.
Our experience spans all areas of activity: Roads, Railways, Airports, Hydraulic Works, Coasts, Ports, Geotechnical Engineering, OIL & GAS, Building, Urban Development, Rehabilitation and Pathologies, etc.
The services we offer to our clients are:
- Basic studies
- Alignment design projects
- Construction projects
- Rehabilitation and repair projects
- Demolition projects
- Project supervision
- Geological and geotechnical studies
- Cartography and topography
- Hydraulic studies
- Safety and health studies
- Environmental impact studies
- Deep foundation calculation
- Structural calculation
- Architecture and urban planning
- Installation design
- Acoustic studies
- Quality control plans
En fase de Obras
Throughout its history, SEG Group has actively participated in the modernization and transformation of infrastructure in Spain, working for both the organizations promoting these infrastructures and private clients, such as construction companies, consultancies, and concessionaires.

Our passion for engineering has led us to assemble a team of specialists and resources that contribute to the optimal development of these infrastructures.
The services we offer to our clients are:
- Construction management
- Technical Assistance to Project Management
- Technical assistance, oversight, and inspections
- Construction audits
- Construction Execution Control
- Health and safety coordination
- Environmental coordination
- Cost planning and control
- Static and dynamic load testing
- Metal structure control
- Testing and commissioning of installations
- Service testing and roof acceptance
- Monitoring and instrumentation
- Quality control of materials
- On-site material laboratories
- Basic studies
- Alignment design projects
- Construction projects
- Rehabilitation and repair projects
- Demolition projects
- Project supervision
- Geological and geotechnical studies
- Cartography and topography
- Hydraulic studies
- Safety and health studies
- Environmental impact studies
- Deep foundation calculation
- Structural calculation
- Architecture and urban planning
- Installation design
- Acoustic studies
- Quality control plans
En fase de Explotación

We provide engineering services to our clients to help them make informed decisions regarding their assets, identifying existing issues and proposing solutions that allow them to continue maximizing their investments under the best possible conditions.
The services we offer to our clients are:
- Technical audits
- Reports
- Improvement and conditioning projects, repair projects
- Pathological studies
- Technical Inspections
Gestión Integral de Proyectos
With the Integrated Project Management service, SEG Group provides a professional technical team whose primary goal is to protect the investments of its clients.

The personalized and continuous interaction with the client, the commitment to the project’s objectives, and the involvement of the entire SEG Group team are the key aspects that define this service.
From the early stages of idea development, we take responsibility for our clients by handling preliminary analyses, risk assessments, designs, planning, cost evaluation, and budgeting.
During the execution of their projects and their commissioning, we control and supervise all phases and all involved parties, ensuring the highest possible quality in all types of actions, both in building and civil or industrial infrastructure.
Ingeniería Independiente

We provide Independent Engineering services with the purpose of issuing various types of reports (technical, economic, financial) that help our clients make informed decisions regarding investments, assets, or properties, as well as risk assessment and control during the execution and/or operation phases.
The services we offer to our clients are:
- Consulting on investments and assets
- Technical, economic, and financial investment studies
- Due Diligence
- Investment analysis (CAPEX, OPEX)

We provide technical assistance to our clients in the control of project execution, including quantitative, qualitative, economic, and schedule management. As complementary services, we can also handle the coordination of safety and health on site, environmental monitoring, and audits of completed works.
María Barragán
Delegate in Spain

I have a great passion for my work something that I talk about with my family when we go for walks Working on urban projects gives you the capacity to provide something that everyone can enjoy When we design green spaces I keep in mind the phrase of Michael Baridon … the gardens are at the same time work of nature work of their designer and work of their successive owners Our work allows us to do or work for society in general improving the environment in which we live or verifying that our infrastructures are respectful with the environment a question always important and with more notoriety in the last years.
Mª Carmen Espinosa
Water and Environment Director

For more than three decades, we have been providing quality control services for materials, carrying out geotechnical field campaigns, and offering geological-geotechnical consulting for all types of civil, hydraulic, linear, and building works. We started and continue to provide these services in Spain, and also for our clients in other countries, such as Ecuador and Colombia. In this type of service, we can offer great value to our clients due to the extensive experience and knowledge we have accumulated thanks to the diversity of challenges we have faced, both in the study and proposal phase and during the execution of the works.
Luis Miguel Carrasco
Laboratory and Quality Control Director

To walk towards excellence, always surround yourself with the best
José Francisco Fernández
Engineering and Pathologies Director

We carry out Geotechnical Engineering and Geology studies, specializing in Geotechnics. The scope of our services includes soil exploration and investigation, both in situ and through laboratory tests, as well as the interpretation, modeling, and geotechnical calculation for all types of constructions. We also provide assistance and consulting for the review and optimization of constructive solutions from a geotechnical point of view.
Vicente Martínez
Geotechnical Engineering Director

Global land acquisition management
Gema Mª Gutierrez
Expropriations Director

We carry out quality control of projects, execution, and operational testing of installations in building works, in order to verify that the finished building meets the safety, habitability, and functionality requirements for which it is designed. We are recognized by Insurance Companies for carrying out control as a Technical Control Body (OCT) for contracting ten-year damage guarantee policies.