Panos is an Associate Director at Buro Happold’s façade engineering team, based in London since 2012. With a background in architectural engineering and building technology, he brings his expertise to deliver innovative engineering solutions. He specialises in technical design and façade system development. Since 2015, he has been actively involved in projects in the Kingdom of Saudi Arabia and other Middle Eastern countries, focusing on cultural, sports, hospitality, and aviation sectors. As a leader of Buro Happold’s Façade Design offer, Panos oversees the technical development of new and retrofit cladding projects, and also serves as a member the practice’s global façade design review board. Panos has co-authored research papers on application of new materials or systems for façade and has been serving as a guest lecturer in academia.

Eric Claeys holds a degree as Civil Engineer in Construction from KU Leuven, Belgium, a degree in Industrial Engineering in Public Works from KU Leuven, Belgium, and graduated with a Master in Business Administration from the Vlerick Business School, Belgium. Eric has 40 years of experience in façade technologies and consulting and was involved in hundreds of prestigious projects by the most famous architects in more than 30 countries worldwide. Since the very beginning, value engineering has been his driving force, along with the belief that “ It always seems impossible until it’s done”. Out-of-the-box thinking is not just in his DNA; it is his DNA.

Eric is the inventor of “hybrid” curtain wall systems, an innovative combination of stick and unitized CW systems. The technologies are covered by an extensive patent portfolio in more than 70 countries worldwide.

“Innovating is critical, but it is not enough. The Fassada steel curtain wall technologies are carefully engineered to revolutionize the market, setting a new standard to eliminate problems and enable the impossible.”

Eric is co-founder of Fassada Steel SA, which is a Switzerland-based joint venture between the Swiss Montanstahl AG and the Belgian Fassada Group, the parent company of Fassada Technologies.

Petros is a highly experienced facade professional with over 25 years in the international buidling envelope industry. Ηe has contributed to numerous projects across Europe and the Middle East, advocating for the innovative and optimal use of facade materials.

In 2019, he co-founded Skyline Facades, a Facade Design, Engineering and Consulting firm based in Greece. Skyline Facades specializes in projects primarily in the UK, USA and Canada – covering both new constructions and refurbishment. Their portfolio includes iconic projects such as Beam on Farmer in Arizona, Old Paradise Street in London and ACS International School in Doha.

Petros believes that every building serves a purpose. Together with Skyline Facades’ team of architects and engineers, they provide buildability advice and creative design solutions, helping architects and developers to achieve their vision, while overcoming complex challenges.

Angeliki Georgiza is an architect and facade engineer specializing in facade design and system development. She holds a degree in Architecture Engineering from the National Technical University of Athens and is currently pursuing the Specializing Master "BIM for Project and Contract Management in Construction Works" at Politecnico di Milano.

Angeliki began her career as an architect in a design and consulting firm before transitioning into facade engineering. Since 2022, she has been a key member of Skyline Facades, contributing her expertise in concept and system design, fabrication drawings, shop drawings, and installation methodologies.

Her work spans international projects across Canada, London, and Greece, where she collaborates with architects, developers, and contractors to deliver innovative and high-performance building envelope solutions. Passionate about the intersection of design, engineering, and construction, Angeliki is dedicated to optimizing facade systems for efficiency, aesthetics, and sustainability.

Konstantinos is a Senior Architect and Associate at UNStudio. He has gained extensive experience with projects of varying scales in architecture and urbanism. He started at UNStudio in 2010 as part of the design team for the high-end residential development of the Scotts Tower, coordinating it to completion. He is adept at coordinating project teams and is responsible for the aesthetic and technical aspects of the design, carrying projects through from conception to realization. Konstantinos is the façade design project leader for the FOUR Frankfurt project and is responsible for materializing the facades of the competition-winning design. He also worked on the Hanjie Wanda Square shopping mall in Wuhan, where he carried the façade design through to realization and was part of the winning team for the competition of the Doha Metro Network, the first phase of which was completed in 2019. He graduated with honors from the Aristotle University of Thessaloniki, where he studied architectural engineering. Konstantino received his Master of Architecture from the Southern California Institute of Architecture in Los Angeles.

David Clayton, a UK-registered architect with over 23 years of experience. He joined Aedas in 1997 and is now a Global Design Principal. He graduated with a distinction in Bachelor of Architecture at the Cardiff University and was awarded as the best BArch Student of his year and received the Alwyn Lloyd Prize.

David is a talented architect striving for vision and innovation on every project he has worked upon. He is particularly strong at project leadership and has an in-depth knowledge on architectural detailing, procurement strategy, and construction process. This allows him to deliver high quality projects and gained his Client’s trust for repeated works.

Under his project directorship, he led a team of 20 designers to successfully deliver the 250,000 Center 66 mixed use development in Wuxi and 220,000sq.m Olympic 66 retail mall in Dalian for Hang Lung Properties. He is now completing the Heartland 66 mixed use development in Wuhan for the same client.

Over the years the projects David involves and delivers have won several internationally design excellence awards such as MIPIM ASIA, APPA, CITYSCAPE, IPA as well as HKIA Awards.

With more than 25 years of experience, Will Laufs works in the field of structural, façade engineering and specialty structures design out of New York City, Berlin and worldwide, focusing on the use of new materials, transparent glass enclosures, challenging international structures with complex geometries and architectural building elements, where 3D- structural form- finding and detailing have an important influence on esthetic appearance and identity of spaces. He lives and works in both New York City & Berlin, having been raised and educated in Germany. Will believes in the unity of architecture, sustainability and structural engineering, focusing towards one single integrated design approach, having been trained in both Structural Engineering and Architecture.

Nikolaos Siapkaras is the Principal Architect and Co-founder of A&S ARCHITECTS. Nikolaos was born and raised in Athens, Greece and has been a practicing architect for over 25 years. Nikolaos holds a Master of Architecture from the National Technical University of Athens as well as a Master of Science in “Architecture – Spatial Design / Architectural Design – Space – Culture” (Advanced Architectural Design Issues).

As a Principal Architect, Nikolaos has been in charge of multiple major high-profile sports, cultural, healthcare, education, offices, hospitality, mixed-use and residential projects around the world, from concept, to completion. Skilled in combining his architectural expertise with a deep commitment to sustainability and innovation. He is an expert in the architectural aspects of sports facilities (architectural study, evacuation plans, visibility study, bowl design, etc.). Nikolaos has been awarded with several international and national architectural design awards. His work has been widely published and exhibited in conferences and design events all over world.

Author of numerous publications and articles in Greek and foreign press (ek, ktirio, architect, yli & ktirio, arxitektones, detail, stadiumdb, etc), and co-author of the book “Construction Details” edited by Verlag Dashofer.

Born in 1960, he studied architecture in the Netherlands at the TU (Technical University) in Delft. After having worked with the City of Rotterdam on its harbour front development, he came to the Workshop in Genoa in 1989.

He started on the Columbus International Exposition in Genoa (1992) and followed the iconic “Grande Bigo”. He was responsible for the National Science Centre “Nemo” in Amsterdam (1997) and worked on the Aurora Place office tower and residential building in Sydney (completed in 2000). He became an Associate in 1997. He was the Project Lead Architect for the California Academy of Sciences in San Francisco which opened in 2008 and for the Astrup Fearnley Museum of Modern Art in Oslo, Norway (completed in 2012). He played a similar role for the JNBY project in Hangzhou and the Whittle School in Shenzhen, (2019) both in China. Now he works in Greece for the Stavros Niarchos Foundation Health Initiative, the template for future hospitals, in particular the General Hospital in Sparta.

Valentini joined Thornton Tomasetti’s UK façade team in 2018. She holds an architectural diploma from the National Technical University of Athens (NTUA) and a Master’s in Building Technology from the Technical University of Delft (TU Delft). Having initially gained professional experience in the Netherlands prior to moving to London, she has a diverse background, having worked on projects across the UK and Europe with a particular focus on the academic and architectural sectors.

As a Project Façade Engineer, Valentini has contributed to a wide variety of projects, working with a range of façade systems and materials across multiple sectors, including public health, residential, and commercial tower developments. Her expertise encompasses engineering design and advanced analysis at all stages of a project, from concept design to detailed and technical design. Additionally, Valentini has experience with 3D printing technology for building components and in recent years, she has played a pivotal role in Thornton Tomasetti’s development of a parametric design tool aimed at calculating the embodied carbon in façades.

Ilias Papageorgiou is a Greek architect and founder of PILA. He brings extensive experience from Europe and America, having led the design and realization of high profile cultural, commercial and residential projects around the world. Prior to founding PILA, he was a partner at SO-IL in New York. His work has been internationally recognized, having been awarded as a Curbed Ground breaker, Architects under 50, Domes International Review of Architecture Awards, and the Young Greek Architects Awards. Ilias’ work has been widely published and exhibited in institutions such as the Venice Architecture Biennale in Italy, the Museum of Modern Art in New York, the Cooper-Hewitt Design Museum in New York and the Benaki Museum in Athens.

Olga Itsiou joined DIMAND in 2005 and holds the position of Chief Operating Officer. Her professional background includes roles such as Project Architect at HOK International Ltd, an architectural firm in London, and Design Manager at REDS A.E., a company within the ELLAKTOR Group. She also held the position of Design Manager at Intradevelopment before becoming part of the DIMAND team in 2005. She holds a degree in Architecture from the University of Greenwich with a BA (Hons), as well as a Postgraduate Diploma in Architecture from Kingston University. Additionally, she earned a Postexperience Certificate in the Professional Practice of Architecture (RIBA Part 3) from Kingston University and is a member of the Royal Institute of British Architects (RIBA) in the United Kingdom.

Highly qualified expert in the design, coordination and supervision of a large number of Projects including: Hospitals, Educational Buildings, Office Buildings, Transport facilities (Airports, Railway Stations, METRO Stations and Depots), Sport Installations, Restoration of Historical Buildings and Monuments, Hotels, Factories, Housing Complexes, Landscaping, etc.

Among the projects he worked as architect in charge are included the 7 Regional Airports of Greece, the Metro Red Line South Elevated & At-Grade in Doha, Qatar, the Lazaristes’ Theatre & Cultural Center in Thessalonica, the Athens Olympic Games Weight Lifting Stadium, the Athens Olympic Games Sports Complex (in collaboration with Santiago Calatrava), the Lyric Theatre of Corfu, the International Airport of the Island of Kos, the new Metro (13 stations) in Thessalonica, a Tourist Resort and Golf Development in Messinia (Costa Navarino), the International Airport of Heraklion, Crete and the Airport of Ioannina.

He was also a Senior Design Architect for the Stavros Niarchos Foundation Cultural Center (National Opera and National Library),Principal Architect for the design of the New Buidling for the Association of People with  disabilities, theVisitors’ Center and currently for the Riviera Galleria shopping center for the “ELLINIKON” development by LAMDA.

Anna has been part of the Eckersley O’Callaghan (EOC) Facade Engineering team since 2019, working on diverse projects from commercial and retail developments to residential buildings. She is passionate about structural facade design, building thermal and solar performance, and sustainability principles. Anna has published and presented at international conferences, such as Challenging Glass in 2018 and Powerskin in 2021, on topics related with facade design and technology.

She has contributed to the design and delivery of large-scale, complex facade projects in the United Kingdom, Greece, and the Middle East, with experience in all project stages from concept design to completion. Anna was the facade engineering lead of the Piraeus Tower project, which won the 2024 CTBUH Facade Award of Excellence. She holds a Master’s degree in Building Engineering from TU Delft and a Civil Engineering degree from the National Technical University of Athens.

Angelos Zografos is a Technical Sales Engineer in Elval Colour and holds an MBA and a Diploma in Civil Engineering. He has more than 10 years of experience in civil and structural engineering, participating in the analysis and design of structural systems, facades with etalbond and design of projects in worldwide, while he has supported specifiers in the selection and use of aluminium coated products for the building industry for more than 7 years. He is also Secretary in the BOD of ELIPYKA, the Greek Institute for the fire safety of structures.

With studies in the financial field, and after a 7-year work in auditing companies in Greece and with a last stop at the multinational Ernst & Young, he found himself at Saint-Gobain Glass Hellas and took over the sales department in January 1999. Then, in 2002, he took over the Sales and Marketing Department as well as the management of the company.

Since 2007 he has been responsible as regional Sales & Marketing Director for Cyprus and Malta. Since 2012 he has also taken over the countries of the former Yugoslavia and Albania, which he is responsible for to this day. Actively persuing great architectural landscapes and participated in some architectural milestones in Greece, such as New Acropolis Museum, Peania Karelas project the first LEED certified building in Greece, revival of Piraeus Tower, the sleeping giant.

Maria Papatheofanous is French Specification Manager at AkzoNobel Powder Coatings. Bachelor’s in management from Toulouse Business School. With 29 years in Coating Industry (liquid and powder) and several jobs as Account Manager, Key Account Manager, French Marketing Manager, she was involved in last 3 Futura Collections for Interpon Brand.

Luis Matos studied Industrial Engineering at the University of Zaragoza where he obtained a ESIC Executive MBA. He started his career in the early 2000’s in the primary times for ventilated facades in Spain. Later, he moved to an Export Managerial position developing an international distributor and agent network for FAVETON facades.

By the year 2013, Luis and his partner, Gustavo Sanchez, set up LOUVELIA Architectural Facades, a company specializing in architectural envelopes and ventilated facades. From the very begining, LOUVELIA has based its fundamentals on a strong engineering knowedge, connected to market requirements and new facade tendencies such as facade 3D scanning, bonding systems, ETA, and FAVEKER Architectural Ceramics.

In 2017, LOUVELIA was aquired by the SALTOKI GROUP. Luis is responsable for the company operations and has been instrumental in achieving significant growth over the last few years. Since 2019, LOUVELIA have been marketing and distributing SIDERISE open state cavity fire barriers for ventilated facades, and passive fire and noise control solutions for curtain wall facades in the Spanish and Portuguese markets.

Nikos Kolintzas is the Project Manager at Lydia Roda, a leading architectural materials company representing Flexbrick in Greece. With an MSc in Marketing and a background in commerce and business development, he has been at the forefront of introducing advanced architectural materials to contemporary projects in the Greek market for the past four years.

Specializing in Flexbrick, a revolutionary ceramic textile system, Nikos works closely with architects, engineers, and developers to integrate this advanced façade solution into sustainable, and visually striking architectural projects. His focus is in bridging the gap between material innovation and contemporary design, helping professionals explore new creative possibilities and driving forward-thinking solutions in the industry.

At the Zak World of Façades Conference in Athens, he will showcase the unique benefits and versatility of Flexbrick, demonstrating the way it enhances aesthetics and sustainability in modern architecture.

Marco Dell’Agli Valletti joined BIG in 2022 as a Senior Architect – Project Manager and was promoted to Associate in 2024. Based in BIG Barcelona, Marco leads various medium and large-scale projects across the Mediterranean region.He brings extensive experience in the design and delivery of educational, residential, and healthcare buildings internationally. Prior to joining BIG, Marco was Head and Project Director at Mario Cucinella Architects (MCA) in Milan, where he led multiple design teams and oversaw the development of a diverse range of projects.Marco holds a Postgraduate Master’s in Sustainable Architecture with Honors from the Istituto Europeo di Design (IED) in Turin, Italy, and a Bachelor’s degree in Engineering-Architecture with Honors from the University of Rome "La Sapienza", having pursued studies across Rome, Turin, and Barcelona.