Management

Born on July 5th 1955. in Split. After completing high school education, he enrolled in and successfully graduated from the Faculty of Civil Engineering, obtaining the title of Bachelor of Civil Engineering. He obtained his Master's degree in 1982. in Padua, Italy, at the University of Maritime and Geotechnical Engineering. He began his professional career at the Institute of Civil Engineering of Croatia (IGH) on February 1st 1979, where he had an impressive career until retirement on April 10th 2016.

Throughout his long career, Žarko Dešković distinguished himself as one of the key managers at IGH. From 1993. to 2016. he served as the Director of the Regional Center Split. In addition to this position, from July 1st 2004. to Dec 31st 2007., he was the Deputy Director of the Institute IGH, d.d., and later on, until Dec 31st 2012 he also served as the Assistant Director of IGH.

He was responsible for many successful projects and strategic decisions within the company. He was elected as a member of the Supervisory Board from 1995. to 1999. When Željko retired in April 2016. he remained professionally active as an advisor to the Management until Dec 2016., when he was elected as the President of the Supervisory Board of IGH. The Assembly of the Institute IGH, d.d. confirmed his election in 2020. and 2023. when he was re-elected as the President of the Supervisory Board.

Sergej S. Gljadelkin is an accomplished international businessman with over a decade of expertise in business intelligence, investment, and management across multiple industries. After obtaining his high diploma at the College du Léman in Versoix, Switzerland he went on to obtain a bachelor's degree in finance and bachelor's degree in business administration in Geneva.

He has achieved significant success in the construction and civil engineering sector, where he has established a strong reputation for business development and management. In addition to his accomplishments in traditional construction, he is a forward-thinking investor, actively involved in renewable energy and green solutions, striving to bring sustainable practices to the industry.

Sergej is currently serving as the managing director of Real Novation SA in Belgium and Avenue Osteuropa GmbH in Austria where he oversees corporate development, business expansion and strategic leadership.

In 2013. he joined the Supervisory Board of IGH and has been actively contributing in with a proven track record in leading IGH toward ustainable success, market leadership, and international expansion, consistently demonstrating his commitment and expertise.

Igor Tkach is a seasoned business executive with a distinguished career in construction and corporate governance. Born on June 11th, 1973, in Tarashcha, Russia, he pursued higher education at the prestigious Académie russe de l'économie nationale, where he earned his degree in 2004. Following his graduation, Igor established himself in the urban construction sector, where he excelled in administrative and managerial roles, driving significant growth and operational success.

His expertise and long-standing contributions to the industry were recognized with his nomination and election as Deputy Chairman of the Board of Directors at CJSC. In this leadership position, Igor demonstrated exceptional strategic vision and a keen understanding of market dynamics, further solidifying his reputation as a top-tier business leader.

In 2014, Igor expanded his influence by joining the Board of Directors and the Supervisory Board at Institut IGH. His role in these esteemed boards has allowed him to provide strategic oversight, guide organizational growth, and contribute to high-level decision-making. With a track record of success across multiple facets of business and construction, Igor Tkach is a recognized leader in the industry, known for his strategic acumen and dedication to sustainable development.

Dalibor Sekulić has been employed at the IGH since 1995, starting as a QML and Head of testing in the materials laboratory. In 2017, he has taken the role as head of the Metrology Laboratory, which calibrates almost all equipment throughout Croatia and in the countries of the region.

He earned his Bachelor of Science degree in Physics from the Faculty of Physics and Mathematics in Zagreb, where he also earned his Master of Science degree. As he has always strived for practical applications of his work, he earned his PhD on the topic of developing non-destructive methods for testing concrete structures, which resulted in the implementation of a large number of non-destructive quality control tasks for reinforced concrete structures in Croatia and the region. In connection with these tasks, as well as the tasks of ensuring the quality of the laboratory's work, he published over 50 scientific papers in journals and at international conferences, which are very notable because they deal with innovative approaches to testing and analysis. He has also worked on several European and domestic projects, all of which have been successfully completed and have resulted in various improvements in the profession. He actively cooperates with the CROLAB and HMD, participates in the work of TO 135 for non-destructive testing methods and in working groups for the digitalization of laboratory operations.

Mariyan Tkach is an experienced entrepreneur and angel investor with a diverse background in business development and corporate management. He is a Swiss citizen, born on May 8, 1991. He completed his education at Webster University in Geneva, where he built a strong foundation in business and entrepreneurship. Since then, Mariyan has been actively involved in numerous startups and business ventures, honing his skills and fostering both professional and personal growth.

Mariyan has held leading roles in various sectors, serving as a director for Avenue Mehanizacija d.o.o. and Kio Kotišina d.o.o. in Croatia, Avenue International Management SA in Switzerland, and Prime Avenue EOOD in Bulgaria. His expertise also extends to corporate governance, where he has served as Deputy Chairman of the Supervisory Board of Institut IGH, d.d. since 2020. He was re-elected in 2023 to continue contributing with his knowledge and strategic decision-making.

Mariyan's career reflects a commitment to innovation, growth, and strategic leadership, with a proven track record of success in business development and investments across various industries.

He built his long career at Institut IGH, d.d. , starting as a designer, project manager, and then chief supervising engineer on different projects in Slavonia, in all economic sectors (civil engineering, building construction, water engineering, energetics etc.). He has been the Head of Regional Centre IGH Osijek since 2013. Now he is obtaining the position as a member of the Management Board. He graduated from the Faculty of Civil Engineering Sciences, University of Zagreb, is a holder of PMP Certificate, member of numerous professional associations and arbitrator of the Arbitration Court of the Croatian Chamber of Civil Engineering. He has also co-authored several professional papers.

Expert in the design of bridges, prestressed structures, concrete of ultra-high performance features and structure testing. During his rich and successful career as a contractor and designer, he has held numerous responsible positions and participated in demanding projects. Has been working for Institut IGH, d.d. since 2004. Long-standing Head of Laboratories and the Design Department, as well as holding the position of Technical Director, he is currently obtaining the position as a member of the Management Board. Graduated from the Faculty of Civil Engineering at the University of Zagreb and obtained the title of Master of Science, authored many scholarly articles and publications.

Marija Đuroković has years of professional experience in production, quality control, cement certification and other construction products. She graduated in Chemistry in 1997 from the Faculty of Science, University of Zagreb. She started working in the Našicecement d.d. company that same year, where she remained until 2011 as Head of QC and QM and Head of Technology Centre. She has been an employee at the Institut IGH, Zagreb, since 2011 as Head of Laboratory for Binders and Ecology. Ms Đuroković defended her doctoral thesis "Chemical resistance of cement pastes to the action of deionized water " in 2019 at the Faculty of Science, University of Zagreb. She started her scientific activities in Našicecement. Her particular field of interest was applying science in the development of new products with modified properties and reduced environmental impact. She publishes in scientific journals and is a long-standing Chairwoman of the Technical Committee 74 for Cement and Lime at the Croatian Standards Institut. Since 2021, Ms Đuroković also chairs the Scientific and Research Council of the Institut IGH d.d.

Tatjana is an accomplished manager with almost 20 years of experience in the construction and civil engineering industry. After completing her high school education, she enrolled in and successfully graduated from the Pedagogical Institute of Astana International University, in the capital of the Republic of Kazakhstan. Later on she also successfully graduated from the Faculty of Technical and Economic Sciences in Toljati, Russia.

Her early career began in the banking sectorwhere she mastered economic operations, logistics, and administrative management. However, recognizing her potential for greater challenges, Tatjana transitioned to the construction and civil engineering sector in Croatia, where her unique skill set was quickly recognized.

His expertise and specific skillsets were recognized, starting as an executive assistant, where she gained valuable insights into corporate governance and project management. In 2019. Tatjana has joined the Institut IGH as the Chief Administrative Officer. In this position, she demonstrated exceptional understanding of market dynamics and managing complex business operations.

In 2024. she further expanded her professional involvement by being nominated and elected as a member of the IGH Management Board. Throughout her career, Tatjana has demonstrated a strong dedication to excellence in civil engineering and management, earning a reputation for reliability and professionalism in the business sector.

Employed with Institut IGH, d.d. since 2003, he performed duties as the Deputy Head of Laboratory of Regional Centre Rijeka, a technologist for concrete structures, Assistant Head of Materials and Structures Department and Head of Laboratory for Materials and Structures at Regional Centre Rijeka. His speciality is concrete production and placement technology, condition determination and development of solutions for the rehabilitation of concrete structures. Currently Acting Head of Regional Centre Rijeka.

Ernest Ević completed his studies in civil engineering in year 1994. at the Faculty of Civil Engineering at Josip Juraj Strossmayer University in Osijek. The same year, he started his career at Institut IGH, d.d., in the Regional Center Osijek, in the department for structures and the department for professional supervision and project management. Working in these departments, he went through all phases from trainee engineer to expert in the field of professional supervision, design and project management. His specialty is in the design and supervision of load-bearing structures with an emphasis on reinforced concrete and steel bridges. Since 2022, he has held the position of Director of RC Osijek. Throughout his career, he worked on large and successfully completed infrastructure projects, from post-war reconstruction to the construction of roads and highways in the eastern part of Croatia. Ernest is a member of the Croatian Chamber of Civil Engineers since its foundation in 1999, and since 2015 he has been a member of the Chamber's Assembly Board.

Employed at Institut IGH, d.d. since 2004, where he worked in the positions as deputy head of the Road Construction Laboratory of the Regional Center Split, technologist for geomechanical and asphalt works, designer of pavement structures, supervising engineer for construction works, coordinator for occupational safety I and II and deputy director of the regional center Split. He currently holds the position of director of the Split Regional Center and deputy director of the design institute.

With extensive experience in the oil and gas industry, as well as in the preparation & management of energy infrastructure development projects and waste management projects, Jurica Medun has acquired specific knowledge and expertise.

After earning his Masters degree in Petroleum Engineering, he dedicated his early career to working on the regional and international market. After obtaining industry knowledge and experience through leadership roles in the oil and gas sector, he pivoted to new challenges in the development, design, management, and permitting of energy infrastructure projects, as well as projects related to waste management.

In 2024, he joined the Institut IGH, d.d., and as of February 2025, he has been serving in the role as the Director of the Design devision.

Zoran Trogrlić has been an employee of the Institut IGH for over 20 years. Immediately after graduating in 2002, he joined the then Institute for Steel Structures, where he started and built his career as an expert in steel structures. As a supervising engineer, he has been involved in the construction of numerous major infrastructure projects, such as the bridge Krka on the A1 motorway, the bridge over the river Sava in Jasenovac, the Ždrelac bridge between Ugljan and Pašman islands, the Block C of the Sisak Thermal Power Plant, the modernization of the Sisak steel mill, the viaduct Odra on the A11 motorway, the HŽ1 overpass on the A12 motorway, all the way to the pinnacle of his professional career, participating in the construction of the Čiovo mainland-island bridges, the Pelješac Bridge, and the bridge over the Cetina River in Omiš. He is a two-time recipient of the prestigeus "Colossus" award from the Croatian Chamber of Civil Engineers for his supervision of the construction of the steel structures of the Čiovo Bridge and the Pelješac Bridge. Since April 2023, he has been serving as the director of the Institute for Supervision and Project Management.

After completing his civil engineering studies at the university in Zagreb, he joined the Institut IGH as a technological supervisor for asphalt projects. He participated in the construction of the A6 Rijeka – Zagreb motorway (Phase II) and the A11 Zagreb – Sisak motorway. In search of new challenges in the field of construction projects, he transitioned to Viadukt in 2008, the leading construction company in Croatia at the time, as the head of the Laboratory for Asphalt. He was responsible for overseeing the production and quality of asphalt on all Viadukt projects, both domestically & internationally, with a notable project being the reconstruction of the 300 km road from Nalut to Ghadames in Libya (2008-2011). He returned to the Institut IGH in 2017 as an expert and head of testing in the Laboratory for Road Construction, where he is involved in testing, supervision, certification, design, and expertise in the field of pavement structures. Since October 2023, he has been serving as the director of the Materials and Structures Department, as well as the Head of the IGH Laboratory.