We provide engineering consulting, design and technical support throughout the entire life cycle of infrastructure projects, from feasibility studies and tender design to detailed design, construction support and independent design review.
Our work combines technical knowledge, engineering judgement and practical construction experience to develop solutions that are safe, efficient and technically sound.
We believe that good engineering is not measured by the complexity of a calculation, but by the quality, reliability and constructability of the final solution.
Our Story
RNR Engineers was founded by brothers Vidianos and Nikolaos Roussos, combining two complementary engineering careers with extensive experience in major infrastructure projects in Greece and abroad.
Having worked for many years on metro systems, railway tunnels, highways, underground structures, deep excavations and mining projects, they established RNR Engineers with a clear objective:
To provide technically rigorous engineering services while maintaining the flexibility, personal commitment and direct collaboration that only a specialised engineering consultancy can offer.
Today, RNR Engineers participates in infrastructure projects across Europe, the Middle East and Asia, collaborating with public authorities, international consultants, contractors and private clients.
Our Philosophy
Engineering begins with understanding.
Every project is unique because every site, every geological condition and every construction challenge is different.
For this reason, we do not believe in standard solutions. We analyse each project independently, evaluate the available information and develop solutions that balance safety, technical performance, construction feasibility and project cost.
Our objective is to deliver engineering solutions that can be confidently built, operated and maintained throughout their service life.
How We Work
Our approach is based on five fundamental principles.
Technical Excellence
Every design is supported by engineering analysis, international standards and practical experience.
Engineering Judgement
Software supports engineering decisions—it does not replace them.
Design for Construction
A successful design is one that can be safely and efficiently constructed.
Collaboration
We work closely with clients, designers and contractors to develop practical engineering solutions.
Continuous Development
Engineering evolves continuously. We invest in knowledge, innovation and the development of our engineers to ensure that every project benefits from current engineering practice.
Our People
Our greatest asset is our people.
RNR Engineers brings together engineers with complementary backgrounds and experience in geotechnical engineering, underground works, structural engineering, mining engineering and engineering geology.
Knowledge sharing, mentoring and continuous professional development are integral parts of our culture. We believe that investing in people is essential for delivering high-quality engineering services and for building long-term relationships with our clients.
Looking Ahead
Infrastructure is becoming increasingly complex, while expectations for safety, sustainability and efficiency continue to grow.
RNR Engineers aims to contribute to this future by providing reliable engineering services, developing innovative yet practical solutions and building lasting relationships based on technical competence, integrity and trust.
We believe that successful engineering is built on knowledge, collaboration and responsibility.
These principles continue to guide every project we undertake.