2007
- Lithuania / Atlantis of the North (Schola Węgajty).
- Jelenia Góra / Theatre Music Festival (Teatr Cinema).
- Dom Tańca Poznań – a regular series of meetings dedicated to processional dances (Csángó), whirling dances, and archaic dance games from the Wielkopolska region.
- Poland, Switzerland, France / La Yourte Polonaise – Nomads of Culture & Kwartet Wiejski.
- Solo concerts for hurdy-gurdy and voice – “Zegar bije”.
- Kętrzyn / Miracula Sancti Nicolai / Schola Węgajty – premiere of the performance (musician, actor).
- Zegar bije CD / JACEK HAŁAS SOLO – Folk Phonogram Award (2nd Prize, Polish Radio Festival).
- CD “Nowa Tradycja – An Anthology of Polish Folk” (compilation, Muzykanci, Ket Jo Barat).
- Georgia / Tbilisi (Karvasla Gallery) – first six-member family concert by the Hałas family, inauguration of the Polish Year in Georgia (Adam Mickiewicz Institute, Polish Embassy).
- Ireland / Dublin / St. Patrick’s Festival (Kapela Hałasów).
2008
- Dom Tańca Poznań.
- Spain / Teatr A3 – performance “Viva Mazovia” / EXPO Zaragoza (music, actor).
- Warsaw / Teatr A3 – performance “Water Landscapes” (music, actor).
- CD “Tabor in Szczebrzeszyn” (compilation: Jacek Hałas, released by In Crudo).
- Italy / Buskers Festival, Ferrara (Kwartet Wiejski).
- Germany / Melez Festival – Halas Ensemble (Jacek, Alicja Hałas / Agata Harz, Remek Hanaj).
2009
- Warsaw / Teatr A3 – performance “Dance” (music).
- Hajnówka / Teatr A3 – performance “Lesson Plan” (music).
- France / Paris, Lyon, Grenoble – traditional caroling concerts.
- Switzerland – ethnomusicological expedition (Basel Fasnacht).
- Dom Tańca Poznań.
- Jarosław / 17th Festival “Songs of Our Roots” (Antiquo More) – premiere of the performance “The Snow Queen” (music, actor).
- Podlasie / “Wertep” Festival – collaboration.
- Szamocin / “Toleriana, or Transformations” / Teatr 44 / dir. Luba Zarembińska / music: Jacek Hałas.
2010
- Dom Tańca Poznań.
- Project “Laboratory of Tradition” – Schola Węgajty.
- Legnica / performance “Time of Terror” / dir. Lech Raczak / Helena Modrzejewska Theatre – composer / video.
- Poland, Czech Republic, Ireland – concerts with the ensemble Muzykanci.
- Poland, France – Yurta project and concerts with Kwartet Wiejski.
- Schola Węgajty (Zamek Warmia).
- Hajnówka / Teatr A3 – performance “Senses” (music, actor).
- Hajnówka / Teatr A3 – performance “Punch & Judy” (music).
- Olsztyn / “Xięga-canto” – improvised concert and butoh dance.
- CD “Wawa2010” – guest appearance (Warsaw Rising Museum).
- Podlasie / “Wertep” Festival – organizational collaboration and Yurta project.
- Acting and musical participation in the educational TVP program “Discoverers of Mysteries”, dir. Piotr Barełkowski.
- From September 2010 – family car journey (15,000 km across Ireland, Great Britain, France, Spain, Italy); children in home education.
- Gdynia / Open’er Festival (with Teatr A3).
