At 3NK, we place great value on customer needs, scientific excellence and experience, corporate social responsibility, and fostering entrepreneurial inventiveness. We invest in human capital — building long-lasting and trusting client relationships.

Our History

The initial 3 founders’ personal practices cooperate for the first time.
Fourth founder joins, bringing Electrical Engineer expertise to the team.
3NK Consulting Engineers is established (Formerly known as 3N&K).
The firm’s founding year.
An affiliated construction company is established.
10-year milestone with a vision to diversify into hospitality industry.
The firm's strategic focus to architecture and rebranding to 3NK Engineers and Architects

3NK Engineers & Architects operates in Greece providing design and construction services as well as technical consultancy in the field of design, planning, and management of building projects. Our goal is to consolidate our presence in the domestic market as a reliable provider of high-quality services, regardless of the project’s scale.

We are a team of qualified professionals, scientist engineers, holders of post-graduate degrees in Greece and abroad. Although we represent a cross-section of professional skillsets and experience, everyone at 3NK believes in delivering superior service. It is our mission to make our clients more successful, and we believe that that is the key to our success.

Associate Members

Anny Christidi

Architect Engineer NTUA, Meng

Evgenia Emmanouil

Interior Architect
Interior Architect, MA

Katerina Karampousli

Head of Finance
Accountant, MSc

Giorgos Karavoglou

Project Manager
Civil Engineer NTUA, Meng

Tatiana Katsiou

Junior Project Manager
Civil Engineer, BEng

Christina Mitratza

Supervisor Architect
Architect Engineer NTUA, MSc

Nikanor Rammopoulos

Construction Manager
Structural Works Technician, VTD

Nasia Rousaki

Architect Engineer TUC, Meng

Evi Stylianidi

Head of Design
Civil Engineer NTUA, MSc

Eleftheria Tsatsouli

Interior Architect
Architect Engineer & Interior Architect, MA

Thodoris Vergos

Construction Manager
Civil Engineer UP, Meng

Nikos Zoganas

Electrical Engineer
Electrical & Comp. Engineer NTUA, MBA
We are proud to have taken upon complex design challenges, creating contemporary and stylish hospitality, office or residential spaces that cater to the needs of modern living.


  • Design & planning
    • Architectural Design
    • Interior Design
    • Plan Permits
    • Detailed Design
  • Technical consulting
    • Expert and Technical Surveys
    • Property Evaluations
    • Technical Dilapidations
    • Technical Due Diligence
  • Construction & renovation
    • Residential Properties
    • Hospitality Properties
    • Renovations
    • Rehabilitations and Restorations
    • Construction Supervision
    • Construction Project Management


  • Private Companies
    • ACS Athens
    • The Stanley Hotel Athens
    • Grivalia Properties
    • Nea Electra Group
    • Leonidas
    • Asprofos engineering
    • Golden Eggs
  • Banks
    • BFF Bank
    • Alpha Bank
  • Organisations
    • KTYP S.A.
    • DEI
    • DEDDIE
    • EOPPEP
  • Local Administration
    • Municipality of Heraklion
    • Municipality of Glyfada