About Us

Nikos Koronakis

President & CEO

Nikos Koronakis is the President & CEO of OMIKRON KAPPA CONSULTING S.A. and a Geotechnical &Mining Engineer with over 3 decades of extensive experience in large scale infrastructure and engineering projects requiring overall management, coordination and expertise skills. Nikos Koronakis has a successful leadership track record with extensive experience and professional knowledge on all types of projects life cycle, from inception to construction and turnkey. Has participated and operated in full spectrum in various infrastructure projects abroad such as in the UAE, Qatar, India, Germany, Slovakia, Bulgaria, Romania, Cyprus, Serbia-Montenegro, Venezuela, Albania, Russia, as well as, in all major concession highway projects in Greece. The diversity of project experience gained in decades brings a wealth of technical expertise and practical experience to project standstills. A dynamic, result-oriented, committed and innovative executive manager, showing outmost responsibility and concentration. Significantly experienced in managing from start to end projects, from design to construction. A well-recognized expert with numerous publications in the relevant sector.

Dr. Panayotis Kontothanasis

Vice President & Legal Representative

Panayotis Kontothanasis is the Vice President & Legal Representative of OMIKRON KAPPA CONSULTING S.A. He is a Dr. Geotechnical & Mining Engineer with 30+ years of extensive experience in large scale infrastructure and engineering projects requiring overall management, coordination and expertise skills. Has been engaged in the engineering design of infrastructure projects and has successfully implemented and operated a great number and variety of challenging projects in UAE, Albania, India, Qatar, Bulgaria, Serbia-Montenegro, Venezuela, Israel, Germany, Romania, Cyprus, Slovakia, Lithuania, Russia, Ethiopia, Ghana and in all major concession highway projects in Greece. Devoted into ensuring overall project success by integrating qualified services and commits himself into bringing a wealth of technical expertise and practical experience to standstills. Proficient in contract management, interfacing with all disciplines and human resources management. Highly motivated, with the expertise and initiative needed to be inspirational “mentor”, with the ability to develop strategy plans, identify opportunities and implement pioneer design and construction methodologies in order to turn to advantage and optimize project execution, by effectively managing risks and placing strategy goals. A well-recognized expert with numerous publications in the relevant sector.

Panayotis Mantziaras

Principal Structural & Geotechnical Engineer, MSc

Panayotis Mantziaras is a Principal Structural & Geotechnical Engineer, MSc with over 3 decades of actual experience with an extended background of project and contract management and coordination. He is fully qualified in Highway, Rail, Hydro/Dam, Mining projects and specialized in the elaboration of geotechnical, structural and tunnel designs. He has led and had contract management and coordination roles in the design of numerous projects worldwide. He is an effective coordinator of team performance, able to manage a number of teams simultaneously. Experience covers Project & Construction Management, Consultancy, Design and Engineering Coordination. Has a broad experience in resolving technical problems, fact that allows him to play a key role in overcoming any challenge and constraint of complex engineering projects.

Dimitris Mouroukis

Principal Civil & Structural Engineer, MSc

Dimitris Mouroukis is a Structural Engineer, MSc with more than 20 years of national & international experience ranging from conceptual to detailed structural designs in major infrastructure projects. He has led numerous multidisciplinary design teams for the design of different types of structures (stations, bridges, buildings, tunnels) and has drafted relevant design and construction specifications. Specialized in the implementation of Eurocodes for structural and seismic design of concrete/steel structures, as well as, other National Codes of Practice (Indian, British, Hellenic Standards etc.). Combination of expert visionary, strategic, and advanced innovative technical resolution skills to formulate and enact solutions quickly and decisively. Integrity and interpersonal skills that cultivate strong business relations and partnership networks.

Anton Sidawi

Principal Structural Engineer, MSc

Anton Sidawi is a Principal Structural Engineer, MSc with more than 2 decades of extensive experience in large scale infrastructure, structural engineering and tunnelling projects. He is a dedicated and committed principal engineer with specialized knowledge and enhanced abilities to ensure project success. Anton is highly motivated, with the expertise and initiative needed to overcome any adverse project standstill even in very stiff timetables. Has been engaged in structures’ and tunnels design for highway, railway, metro and infrastructure projects for 2 decades and has successfully elaborated a great number and variety of challenging international projects.

Olga Katsa

Principal Project Director

Olga Katsa is a Principal Project Director, Engineering Geologist / Geoscientist with over 2,5 decades of experience background in contract management. She has long valuable contribution in large scale infrastructure and mining projects. She has lead teams in elaborating numerous designs of technical and mining works, retaining structures & walls, slope stability audits in οpen cuts and embankments, landslides, earthworks, flood protection. OIga is responsible for developing strategy and managing Omikron Kappa’s resources to best serve clients around the globe. She is additionally in charge of the project management & technical direction of multi-disciplinary projects through all phases of design.

Dr. Konstantinos Giannopoulos

Senior Civil & Geotechnical Engineer, Meng, ACGI, DIC, PhD, PMP

Dr. Konstantinos Giannopoulos is a Senior Civil & Geotechnical Engineer, Meng, ACGI, DIC, PhD, PMP with over 15 years of professional experience in the design of large-scale infrastructure projects. His experience and expertise cover design from scheme development throughout detailed design, construction validation & control, as well as, resolution of construction and post-construction issues. Dr. Giannopoulos demonstrates outstanding leadership & managerial skills and he is an effective coordinator in teamwork environment with extensive experience in the field of multidisciplinary work.

Dr. George Prountzopoulos

Senior Tunnel & Geotechnical Engineer, MSc, PhD

George Prountzopoulos is a Senior Geotechnical & Underground Works Engineer and a Dr. Civil Engineer with 17 years of experience in design and research of large infrastructure / engineering projects, engaged as a designer, design manager, consultant and researcher. Has participated in and led design teams implementing all stages of design execution, as well as, reviewing and offering design / construction follow-up services for significant infrastructure projects in Greece and abroad, mainly in India and Romania. His experience spreads to urban & mountain tunnel and underground excavation projects using conventional and mechanized excavation methods, earthworks and retaining structures of highway and railway works, as well as, landslides rehabilitation. A dedicated, responsible and experienced engineer, focused on providing added value to projects throughout all stages of conception, design and execution. George has advanced communication and cooperation skills. A well-recognized professional with numerous publications in the relevant sector.

Chris Biliris

Senior Tunnel & Geotechnical Engineer, MSc, DIC

Chris Biliris is Senior Tunnel, Geotechnical & Structural Engineer, MSc, DIC with 20 years of professional experience in the fields of geotechnical and structural engineering, rock and soil mechanics, both in Greece and abroad. He is specialized in geotechnical – structural projects, in the design of temporary and final linings of tunnels, slope stability analysis, dams, high embankments, as well as, flood protection projects. He has significant experience in the use of sophisticated geotechnical and structural analysis tools, including two-and three-dimensional limit equilibrium methods and finite element modeling. Christos is experienced in the design of ground improvement measures, in the foundation design of structures, buildings and towers. Additional expertise includes liquefaction assessment, engineering seismology and numerical modeling and simulation. He has been managing the design of infrastructure projects and leading design teams, successfully delivering demanding projects on time and within budget.

Panayotis Tsimopoulos

Senior Mining & Geotechnical Engineer, MSc

Panayotis Tsimopoulos is a MSc Mining & Geotechnical Engineer with over 15 years of professional experience, both in Greece and abroad. He is specialized in mining & geotechnical engineering, rock / soil engineering, design of underground works, geology – hydrogeology, earthworks designs, environmental impact analysis (EIA) processes, slope stability and landslide analysis and engineering, foundation – support measures, infrastructure works feasibility and design, in situ geotechnical monitoring and rock mass behavior testing, rockmass reinforcement techniques and underground openings support selection, stress and displacement analysis and numerical modelling of rock masses. He is significantly experienced in the use of sophisticated geotechnical analysis tools and 3D design tools. Has led various mining, geotechnical & tunnelling designs and has worked internationally (Greece, Albania, Romania, Cyprus, UAE, Qatar) with a wide range of clients deriving both from public and private sector.

Konstantina Tasiouli

Senior Civil & Structural Engineer, MSc

Konstantina Tasiouli is a qualified structural engineer with over 14 years’ experience in the field of analysis and design. She has been competently participating in projects such as metro (mainly stations), bridges, highway related structures, industrial facilities, sports centers, assessment and retrofitting of buildings and masonry monuments in Greece and internationally (UAE, Qatar, India, Germany and Cyprus). She displays excellent leadership skills in organizing team works, as well as, insightful analytical thinking and numerical analysis skills. An individual that always takes the initiative to further proceed and implement new technologies in the design.

Marilia Balasi

Senior Tunnel & Geotechnical Engineer, MSc

Marilia is a Senior Tunnel & Geotechnical Engineer and since 2009 she has taken part in a great number of international infrastructure projects. She is highly skilled in Tunnel & Underground Design, Geotechnical/Structural Design and Finite Element Analysis. She holds a Master’s Degree in the Design and Construction of Underground Works from National Technical University of Athens. She is a member of the Greek Tunnelling Society (GTS) steering committee & former Editor of GTS Tunnel Bulletin.

Sotiris Bakogiannis

Senior Mining & Geotechnical Engineer, MSc

Sotiris Bakogiannis is a Mining & Geotechnical Engineer (NTUA) with a MSc in Geotechnics (Luleå TU). Maintains demonstrated experience in the design of large civil infrastructure projects such as metros (TBM tunnels & stations), highways (SCL tunnels, earthworks, retaining walls, foundations), as well as, mining (underground mining, backfill, tailings). Strong background in numerical methods (FEM, FDM, DEM) and experience in on-site Construction Quality Assurance (CQA) procedures and Tender Designs.

Vicky Krommyda

CAD Production Manager, Civil Engineer, MSc

Vicky Krommyda is a Civil Engineer with significant experience in major infrastructure projects, including metro, railway and highway projects. She has long term experience in interfacing engineer requirements with the BIM / CAD department and has led and coordinated a significant number of engineering projects requiring overall skills and competencies. Since 2014 she has the role of CAD Production Manager.

Kyriakos Papoutsakis

Senior Civil & Structural Engineer, MSc, MBA

Kyriakos Papoutsakis is a Civil & Structural Engineer (N.T.U.A.). Holds a Masters’ Degree in Management & Business Administration (Athens MBA). Kyriakos is highly skilled with more than 15 years of extensive experience in large scale infrastructure projects (underground metro stations, retaining & pile walls etc.) and buildings requiring overall management, coordination and expertise skills. Has participated and operated in full spectrum in infrastructure projects abroad such as in Qatar and in India, as well as, in major infrastructure projects and buildings in Greece. He is result oriented, exhibits outmost responsibility, excellent organizational and communicational skills and is proficient in team work, analytical thinking and numerical analysis elaboration. Kyriakos enjoys working within multi-cultural teams showing great composure and maturity even under stressful circumstances. Kyriakos is an enthusiastic learner and constantly enriches his knowledge and studies.

John Pantazis

Senior Civil Infrastructure Engineer

John Pantazis is a Civil Infrastructure Engineer with more than 20 years of experience in major infrastructure, highway, tunnel and mining projects. As Site Construction Engineer he has been engaged in construction, site organization, supervision and safety to quantity surveying, time and cost scheduling of works and contract administration. He has held the position of Technical Office Engineer for Contractor and Subcontractors on site. For the last decade, John provides Designer On Site Follow-Up Services and Technical Consulting Services with main tasks ranging from supervision, evaluation, design modification, application designs and tackling with construction issues. He displays sound engineering judgment and skills, while maintaining excellent relationship and interface with engineering and construction members.

Christos Alevras

Project Geotechnical & Rural – Surveying Engineer, MSc

Christos graduated from the National Technical University of Athens, with a MEng degree in Rural and Surveying Engineering and he is a member of the Technical Chamber of Greece since 2013. He worked for 4 years as a Site and Surveyor Engineer in Greece, gaining experience in the construction of earthworks, reinforced earth, retaining structures, highways and hydraulic works. In September 2017, Christos completed a master’s degree in Geotechnical Engineering at the University of Birmingham. He then joined Atkins UK (Member of the SNC-Lavalin Group) as an assistant Geotechnical Engineer where he participated in the design of a variety of infrastructure projects. In January 2020, Christos joined ByrneLooby UK as a Designer Geotechnical Engineer working mainly on railway projects. Since May 2021, Christos is a member of Omikron Kappa Consulting S.A. as a Geotechnical Engineer in Athens.

Vlassis Stathopoulos

Project Mining & Geotechnical Engineer, MSc

Vlassis Stathopoulos is a Mining & Geotechnical Engineer (2017) and holds Master’s Degree in «Design & Construction of Underground Works» (NTUA 2020). His theses concern special geotechnical works and current engagement is related to the design and numerical analysis for mining projects. Since 2020 he is a project engineer of OMIKRON KAPPA CONSULTING S.A.

Konstantinos Primetis

Project Mining & Geotechnical Engineer, MSc

Konstantinos Primetis is a Mining & Geotechnical Engineer (2018) having graduated from the National Technical University of Athens (NTUA). He also holds a MSc Degree in “Design and Construction of Underground Works” (2020) from NTUA. He is a member of the Technical Chamber of Greece and the Greek Tunnelling Society. Since 2020 he is a project engineer of OMIKRON KAPPA CONSULTING S.A.