| Project Name | Contribution | Architects | Year |
| Renovation and Extension of the Sani Asterias Hotel, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2019 |
| Extension of the Porto Sani Village Hotel, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2019 |
| Ikos Aria Hotel, Kos | Construction design | Ν. Andreadis, E. Tzekakis | 2017 |
| Ikos Dassia Hotel, Dassia, Corfu | Construction design | Ν. Andreadis, E. Tzekakis | 2017 |
| Sani Dunes Hotel, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2016 |
| Sani Club Hotel, Rooms Renovation and Extension, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2016 |
| Ikos Oceania Hotel, Rooms Renovation, Nea Moudania, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2016 |
| Sani Marina Renovation and Extension, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Sani Club Hotel Renovation and Extension, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Ikos Oceania Hotel, Main Building Renovation, Nea Moudania, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Sani Beach Hotel Renovation and Extension, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Renovation of the Porto Sani Village Hotel, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Sani Asterias Hotel Renovation and Extension, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2015 |
| Ikos Oceania Hotel, Restaurants Building, Nea Moudania, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2014 |
| Renovation of the Ikos Olivia Hotel, Gerakini, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2014 |
| Urban Renovation – Development of sports and recreation areas for the Municipality of Kordelio-Evosmos | Construction design | E. Tzekakis | 2012 |
| Urban Renovation – Development of sports and recreation areas for the Municipality of Oreokastro | Construction design | E. Tzekakis | 2012 |
| Urban Renovation – Development of sports and recreation areas for the Municipality of Pylaia-Chortiatis | Construction design | E. Tzekakis | 2012 |
| Construction of a luxury summer resort villa with auxiliary installations, Glarokavos, Chalkidiki | Construction design | P. Schellinger, Ν. Andreadis, E. Tzekakis | 2011 |
| Sani Resort housing project, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2010 |
| Sani Club Hotel, SPA facilities, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2010 |
| Open-air theater, Sani, Chalkidiki | Construction design | Ν. Andreadis, E. Tzekakis | 2009 |
| Reconstruction of the “Aurora” Hotel, Nea Roda, Chalkidiki | Final design | Ν. Andreadis, E. Tzekakis | 2009 |
| Municipal Music School, Thermi, Thessaloniki | Final design | Ν. Andreadis, E. Tzekakis, G. Tsaras | 2009 |
| Reconstruction of the Cultural Center and Opera, Plovdiv, Bulgaria | Construction design | Ν. Andreadis, E. Tzekakis | 2008 |
| Design of a public events hall for the Arta Chamber of Commerce with conference center specifications, Arta | Construction design | E. Tzekakis | 2007 |
| Complex with two hotels with a conference center, Navarino Resorts – Navarino Dunes, Navarino | Acoustics design | A. Tombazis, Ch. Bugadellis | 2007 |
| Medical Recovery and Restoration Center, Serres | Construction design | Ν. Andreadis, E. Tzekakis | 2007 |
| Police Headquarters Building, Kozani | Acoustics design | V. Pappas | 2006 |
| Aristotle University Arts School – Theater Hall, Thessaloniki | Acoustics design | Ch. Kouloukouris | 2005 |
| “Eleorema” site planning, Municipality of Pylaia, Thessaloniki | Construction design | E. Tzekakis | 2004 |
| Science Center and Technology Museum, Thessaloniki | Acoustics design | P. Tzonos, Mete Sysm SA | 2003 |
| Airforce Operations Center – CARS Protected Building, Larisa | Acoustics design | Ι. Ventourakis – Betaplan | 2002 |
| ΤΕΙ Schools Central Library and Conference Center, Thessaloniki | Acoustics design | Th. Papagiannis | 2002 |
| Olympic International Broadcasting Centre (I.B.C.), Athens | Acoustics design | Ι. Ventourakis – Betaplan | 2001 |
| Design of the Rehearsal Hall of the Athens State Orchestra | Construction design | E. Tzekakis | 2001 |
| Olympic International Press Center (M.P.C.), Athens | Acoustics design | A.Berler, Ι. Ventourakis – Betaplan | 2001 |
| Olympic Indoor Sports Hall, Nea Liossia, Athens | Acoustics design | Molfesis – Genias | 2001 |
| Renovation, modernization and equipment, Municipal Theatre, Mitilini | Acoustics design | M. Perrakis | 2000 |
| Chamber of Commerce of Heraklion Congress Centre, Heraklion | Construction design | E. Tzekakis | 2000 |
| “Gennadios” Library, “Kotsen Hall”, Athens | Acoustics design | I. Vikelas | 2000 |
| Athens Concert Hall – New Building, Athens | Acoustics design | A. Tombazis | 2000 |
| Olympic Weightlifting Hall, Nikea, Athens | Acoustics design | Ι. Ventourakis – Betaplan | 1999 |
| Reconstruction of Port Warehouse 1 Building, Thessaloniki | Acoustics design | D. & L. Potiropoulos | 1999 |
| “Gis” Open-air Music Theatre, Thessaloniki | Acoustics design | M. Perrakis | 1996 |
| “Lazaristes Monastery” Cultural Centre and Theatre, Thessaloniki | Acoustics design | Ι. Ventourakis – Betaplan | 1996 |
| Thessaloniki War Museum, Thessaloniki | Acoustics design | M. Perrakis | 1995 |
| Aristotle University Research Committee Headquarters, Thessaloniki | Construction design | N. Kalogirou | 1994 |
| School of Fine Arts Building in Thermi, Thessaloniki | Acoustics design | G. Kontaxakis | 1993 |
| Acoustics and noise control of lecture halls, University of Thessaly, Volos | Acoustics design | P. Tzonos | 1993 |
| Crete Technical University Amphitheatre, Chania | Acoustics design | D. & S. Antonakakis | 1993 |
| Macedonia University Amphitheatre, Thessaloniki | Acoustics design | G. Kyrou | 1993 |
| Chemical Institute Conference Centre, Technology Park, Thessaloniki | Acoustics design | A. Kotsiopoulos | 1993 |
| “Kalimera Crete” Hotel Conference Hall, Sisi, Crete | Acoustics design | Ε. Dimitriadou, G.Drinis | 1992 |
| Byzantine and Christian Museum, Athens | Acoustics design | M. Perrakis | 1991 |
| Athens Concert Hall – Old Building, Athens | Acoustics design | P. Tzonos | 1988 |
| American College of Greece, Athens | Acoustics design | I. Fotiadis | 1988 |
| Building facilities of the Department of Music of the Aristotle University of Thessaloniki | Acoustics design | G. Kontaxakis | 1987 |
| “Pallas” Concert Hall, Athens | Acoustics design | M. Perrakis | 1987 |
| University Law School Amphitheaters, Komotini | Acoustics design | L. Kalyvitis | 1986 |
| Cultural Centre Theatre, Kalamata | Acoustics design | I. & A. Liakatas | 1986 |
| “Ilissia” Theatre, Athens | Acoustics design | M. Perrakis | 1986 |
| GSEE Offices and Conference Room, Athens | Acoustics design | M. Perrakis | 1985 |
| Aristotle University Main Amphitheater, Thessaloniki | Acoustics design | K. Fines, K. Papaioannou | 1984 |
| Municipal Theatre, Volos | Acoustics design | P. Tsolakis | 1984 |
| Athens Music Academy (Large Practice & Performance Halls), Athens | Acoustics design | I. Despotopoulos | 1984 |
| Athens College Elementary School Hall | Acoustics design | I. Fotiadis | 1984 |
| “Karolos Koun” Theatre, Athens | Acoustics design | M. Perrakis | 1984 |
| “Porta” Theatre, Athens | Acoustics design | I. Fotiadis | 1984 |