- LAETE CANTAMUS (Belgium)
- “PETKO STAYNOV” KAZANLAK (Bulgaria)
- VASIL LEVSKI KARLOVO (Bulgaria)
- MIXED CHOIR SANCTA SOFIA (Bulgaria)
- GIRL´S CHOIR AKZENT SOFIA (Bulgaria)
- MIXED CHOIR GABROVO (Bulgaria)
- VIVALDI CHOIR VANCOUVER (Canada)
- PONATAN YOUTH CHOIR BRANDON (Canada)
- VESNIVKA CHOIR TORONTO (Canada)
- GLENLYON NORFOLK CHOIR (Canada)
- TORONTO MENDELSSOHN CHOIR (Canada)
- DJEČJI PJEVAČKI ZBOR SLAVONSKI BROD (Croatia)
- PÖIAL-LIISI PÄRNU (Estonia)
- KAMARIKUORO KAMPRAATTI ILMAJOKI (Finland)
- AKATEEMINEN LAULU HELSINKI (Finland)
- UNIVERSIT’ÄTSCHOR PASSAU (Germany)
- PHILHARMONISCHER CHOR QUAKENBRÜCK (Germany)
- BERLINER KONZERTCHOR 2x (Germany) )
- KONZERTCHOR WIRGES (Germany)
- ULMER KANTOREI 2x (Germany)
- KAMMERCHOR TROSTBERG (Germany)
- KAMMERCHOR BURGAU (Germany)
- MGV ZELLHAUSEN (Germany)
- SINGAKADEMIE POTSDAM 2x (Germany)
- UNIVERSITÄTSCHOR + ORCHESTER BOCHUM (Germany)
- ST. JACOBI KANTOREI HAMBURG 2x (Germany)
- KANTOREI HAGEN (Germany)
- CAMERATA SERENA FRIEDRICHSHAFEN (Germany)
- KANTOREI ÜBERLINGEN (Germany)
- MOTETTENCHOR MÜNCHEN (Germany)
- MUSICA SACRA LÜBECK (Germany)
- ST JACOBI – KANTOREI GÖTTINGEN (Germany)
- KIRCHENCHOR ST. NIKOLAUS DEHRN (Germany)
- CHORGEMEINSCHAFT ST. BERNHARD MÜNCHEN (Germany)
- HAMBURGER KONZERTVEREINIGUNG (Germany)
- JUGEND-KANTOREI HÖSEL 4x (Germany)
- LANDESJUGENDCHOR BRANDENBURG (Germany)
- ORATORIENCHOR HANNOVER (Germany)
- CHORGEMEINSCHAFT VILSBIBURG (Germany)
- SINGKREIS ERDINGER MOOS (Germany)
- KANTOREI KASSEL-KIRCHDITMOLD (Germany)
- THE DYFED CHOIR 2X (UK)
- LONDON FOREST CHOIR (UK)
- BRISTOL CHORAL SOCIETY (UK)
- EAST LONDON CHORUS (UK)
- UNICORN SINGERS (UK)
- THESSALONIKI´S CHOIR 2X (Greece)
- ANATOLIA ALUMNI CHOIR THESSALONIKI (Greece)
- CORO DEL LUNEDI ROMA (Italy)
- CORALE SANTA CECILIA NOCERA UMBRA (Italy)
- LA SCUOLA CORALE SASSUOLO (Italy)
- DÓMKÓRINN Í REYKJAVÍK (Iceland)
- KARLAKÓRINN FÓSTBRÆDUR REYKJAVIK (Iceland)
- FEMALE CHOIR SIGLUFJÖRDUR (Iceland)
- WADACHI CHOIR TOKIO (Japan)
- WIEN-GIFU CHOIR (Japan)
- TENJO-HANABI CHOIR (Japan)
- DAGILELIS ŠIAULIAI (Lithuania)
- GROOT NOORD KOOR AMSTERDAM (Holland)
- CHRISTELIJKE ORATORIUM VERENIGING AMSTERDAM (Netherlands)
- ULFTS MANNENKOR (Netherlands)
- PHILIP´S KOOR EINDHOVEN (Netherlands)
- PHILHARMONISCH KOOR TOONKUNST ROTTERDAM (Netherlands)
- KONINKLIJK HEERLENS MANNENKOOR ST. PANCRATIUS (Netherlands)
- MILLENNIUM MANNENKOOR ZEIST (Netherlands)
- CHÓR ŽENSKI „SONANTES“ POZNAŃ (Poland)
- „CANTEMUS“ ZIELONA GÓRA (Poland)
- DOMINICANTES POZNAN (Poland)
- UNIVERSITY CHOIR BYDGOSZC (Poland)
- VOCAL ENSEMBLE RUSSE ANTIQUE MOSCOW (Russia)
- UKRAINIAN NATIONAL CHORAL KAPELLA MOSCOW (Russia)
- MELODIE RYBINSK (Russia)
- MUSIC SCHOOL A. LJADOVA MOSCOW (Russia)
- CHILDREN ORCHESTER No. 99 MOSCOW (Russia)
- CHOIR “RADUGA” SESTRORETSK (Russia)
- CHOIR “LYCEUM” SAINT PETERSBURG (Russia)
- CHILDREN`S СHORUS “WDOHNOVENIE” MOSCOW (Russia)
- CHILDREN CHOIR “CREDO” (Russia)
- CHAMBER CHOIR ALLA CAMERA ENEBAKK 5X (Norway)
- “JUMARA” VALMIERA (Latvia)
- CHOR IN SANITZ (Germany)
- DUNMAN SECONDARY SCHOOL CHOIR (Singapore)
- VARBERGS KAMMARKÖR (Sweden)
- INGESUND UNIVERSITY CHOIR (Sweden)
- MIXED CHOIR ZILINA (Slovakia)
- TIRNAVIA TRNAVA (Slovakia)
- ÚSMEV PRIEVIDZA (Slovakia)
- GERONIMO BÁN. BYSTRICA (Slovakia)
- STILLA PECTUS ŠTÚROVO (Slovakia)
- CANTICA NOVA TRNAVA (Slovakia)
- CHORUS MINOR ZUŠ LEVOČA (Slovakia)
- BERNER UND ZÜRCHER KANTOREI (Schweiz)
- MÄNNERCHOR ZÜRICH (Schweiz)
- CHOEUR- MIXTE „L´ESPÉRANCE“ VUADENS (Schweiz)
- PEARLS OF ODESSA 2X (Ukraine)
- AZ & BUKI CHARKIV (Ukraine)
- ST. JOHN´S UNIVERSITY – COLLEGE OF ST. BENEDICT FESTIVAL CHORUS COLLEGEVILLE (USA)
- QUINCY CHORAL SOCIETY (USA)
- THE LONG ISLAND CHINESE CHORUS (USA)
- “ZHELEZNI STRUNI” RAZGRAD (Bulgaria)
- VOLANTES SONI, UCZELNIANE CENTRUM KULTURY POLITECHNIKI POZNANSKIEJ (Poland)
- MIXED CHOIR “CHORAL” (Bulgaria)
- POZNANSCY MADRYGALISCI IM. WACLAWA Z SZAMOTUL (Poland)
- AKADEMICKI CHÓR POLITECHNIKI Śląskie Gliwice (Poland)
- U.P. SINGING AMBASSADORS (Phillipines)
- SPEVÁCKÝ ZBOR CANTICA NOVA TRNAVA (Slovakia)
- KOVCHEG MOSCOW (Russia)
- MIXED CHOIR “APRILOV-PALAUZOV” GABROVO (Bulgaria)
- CHORENSEMBLE NORDSTADT E.V. (Germany)
- HARMONY TOGLIATTY (Russia)
- ELIZABETHAN MADRIGAL SINGERS (United Kingdom)
- FRAUENCHOR VON GARDABAER (Island)
- BETHEL UNIVERSITY CHOIR 2x www.bethel.edu (USA)
- “KEDJAN” STOCKHOLM (Sweden)
- VIEJ SCHOTS VEDAN (Netherlands)
- SINGKREIS SÖLL (Austria)
- MALE CHOIR KNAGTU KOMSOMOLSK (Russia)
- ENSEMBLE “KALUZSKIJ SUVENIR” (Russia)
- “SLAVÍČCI” ZUŠ KLAPKOVA PRAGUE8 3X (Czech rep.)
- FREE STATE UNIVERSITY 2x (S. Africa)
- SDPS “TRALLALA” ČESKÝ TĚŠÍN 2X (Česká rep.)
- CHILDREN CHOIR “SLAVÍČEK” PRAGUE 3X (Czech rep.)
- CHILDREN´S MUSICAL-CHORAL CENTER “LEL” (Russia)
- CHILDREN´S CHOIR MPC MOSCOW (Russia)
- PĚVECKÝ SBOR “LEKNÍNEK” HEŘMANŮV MĚSTEC 2X (Czech rep.)
- CHILDREN´S MUSICAL-CHORUS SCHOOL ELIM-AI ALMATY (Kazakhstan) 2x
- CHAMBER CHOIR VENTILKY JIRKOV (Czech Rep.)
- CONWONNITÉ YOUTH CHOIR PRETORIA (S. Africa)
- STUDENT´S CHOIR MPC MOSCOW (Russia)
- V.I.S. CHOMUTOV (Czech Rep.)
- CHOIR “NORISE” RYGA (Latvia)
- THE VIGILAMUS CHOIR POZNAŃ (Poland)
- HOËRSKOOL GARSFONTEIN SCHOOL CHOIR (S. Africa)
- SPS “VLASTISLAV” HEŘMANŮV MĚSTEC 2X (Czech Republic)
- BYZANTION-COLLEGIUM PRAHA (Czech Rep.)
- PA.SY.D.Y. CHOIR NICOSIA (Cyprus)
- P.S. “ANTEA” BRNO (Czech Rep.)
- THE CHERNOGOLOVKA ACADEMIC CHOIR (Russia)
- “AD DEI GLORIAM” ČESKÝ TĚŠÍN (Czech Rep.)
- TYGERBERG HIGH SCHOOL CHOIR (S. Africa)
- PIETERMARIZBURG CHILDRENS CHOIR (S. Africa)
- EVANDER HIGH SCHOOL CHOIR (S. Africa)
- CONCERT CHOIR “KAMERTON” ISTRA (Russia)
- CHOIR “RODNIK” MOSCOW (Russia)
- RIVER VALLEY HIGH SCHOOL CHORALE (Singapore)
- CHOIR “VESNIVKA” KIEV (Ukraine)
- DS “IUVENTUS, GAUDE!” JABLONEC N. N. (Czech Rep.)
- “MUSICA CORDE” HILTON COLLEGE CHOIR (South Africa
- THE STATE CHOIR OF REPUBLIC KALMYKIA (Russia)
- POLSKÝ PĚVECKÝ SOUBOR “HUTNIK” TŘINEC (Czech Rep.)
- FERENC ERKEL MIXED CHOIR GYULA (Hungary)
- DĚTSKÝ PĚVECKÝ SBOR “BLAHOŠ” IVANČICE (Czech Rep.)
- VOCAL ENSEMBLE “VOX HUMANA” ZIELONA GORA (POLAND)
- FEMALE CHOIR OF TALLIN UNIVERSITY (Estonia)
- THE CHOIR BYDGOSZCZ (Poland)
- PRIMORSKA ACADEMIC CHOIR VINKO VODOPIVEC (Slovenia)
- VOCAL ENSEMBLE “KANTABILE” KADUY (Russia))
- FOLKLORE GROUP “GORNITSA” (Russia)
- Kaluga Chamber Choir (Russia)
- Omsk Russian State Folk Choir (Russia)
- DĚTSKÝ PĚVECKÝ SBOR ROLNIČKA 3X (Czech Republic)
- “KONCERTINO” ST. PETERBURG (Russia)
- “THE NEVA STRINGS” (Russia)
- CHOIR “GOLOSA BUDUSCHEVO” MOSCOW (Russia)
- CHILDREN CHOIR “SOZVUCHIE” (Russia)
- CHILDREN CHOIR “LIRA” CHEREPOVETS (Russia)
- SMÍŠENÝ SBOR “POST SCRIPTUM” PRAHA (Czech Republic)
- CHILDREN´ S CHOIR “HARMONY” KAZAN (Russia)
- Vocal ensemble “Vdokhnovenie” Novy Byt (Russia)
- FOLK DANCE ENSEMBLE ” YAROSLAVNA” (Russia)
- DANCE ENSEMBLE ” YUNOST” (Russia)
- ŠTÝVARŮV DĚTSKÝ SBOR DDM TŘINEC 2x (Czech Republic)
- THE YOUTH CHOIR OF STS KYRIL AND METHODI CHURCH UFA (Russia)
- KOMORNÍ SBOR ZUŠ E. MARHULY (Czech Rep.)
- OKTYABRSKY MUSIC COLLEGE´S CHOIR (Russia)
- THE ADULT CHOIR OF STS KYRIL AND METHODI CHURCH UFA (Russia)
- THE FEMALE CHAMBER CHOIR “TARNOVGRAD” (Bulgaria)
- ACADEMIC FEMALE CHOIR “M. ZARINSKAJA” (Russia)
- CANTIAMO CHAMBER ENSEMBLE (Canada)
- QUINTESSENCE BRASS QUINTET (Canada)
- CROWN COLLEGE CHOIR (USA)
- Choir 2007 “Brillante Nakazawa” (Japan)
- ŽENSKÝ PĚVECKÝ SBOR IUVENTUS PAEDAGOGICA PRAGUE 6X (Czech Republic)
- CHILDREN´S CHOIR “ZHURAVLENOK” (Russia)
- DPS “MLÁDÍ” ZUŠ JABLONEC n./J. (Czech Republic)
- BORYSPIL MUSIC SCHOOL CHILDREN´S CHOIR (Ukraine)
- CONCERT CHOIR “TELLERVO” (Russia)
- EPILOGI CHILDREN´S CHOIR (Cyprus)
- THE CONCERT CHORUS “MOROSHKA” VOLOGDA (Russia)
- CHILDREN´S CHOIR “FANTAZIA” ST. PETERSBURG (Russia)
- METHODIST GIRL´S SCHOOL CHOIR (Singapore)
- CHILDREN´S CHOIR OF STATE CHOIR REPUBLIC OF KALMYKIA “KOLOKOLCHIK” KALMYKIA (Russia)
- CHILDREN´S CHOIR “GLORIA” (Russia)
- VLADIMIR BOYS AND YOUTHS CHOIR CHAPEL (Russia)
- CIESZYŃSKI CHÓR KAMERALNY (Poland)
- PLZEŇSKÝ DĚTSKÝ SBOR (ČR / Czech Republic)
- “DO AVEL” SALDUS (Latvia)
- VOCAL ENSEMBLE “CREDO” TVER (Russia)
- WOMEN´S ENSEMBLE “KAMERTON” ARZAMAS (Russia)
- KOMORNÍ SBOR “KALANDRA” ZUŠ JABLONEC n./Jiz. (Czech Rep.)
- ŽPS “MELODIA” NÁVSÍ (Czech Republic)
- CHAMBER CHORUS “RENAISSANCE” (Russia)
- THE ACADEMIC CHOIR OF THE CULTURAL CENTRE KIMRY (Russia)
- MOSCOW CHORISTERS (Russia)
- GOVERNOR´S CHAMBER CHOIR “LIK” ORYOL (Russia)
- HUSĽOVÝ SÚBOR ZUŠ P. M. BOHÚŇA DOLNÝ KUBÍN 3x (Slovakia)
- CHOIR “UNA CORDA” DOLNÝ KUBÍN (Slovakia)
- MEN’S CHAMBER CHOIR OF THE VOLOGDA OBLAST STATE PHILHARMONY “V. A. GAVRILIN” (Russia)
- THE CHILDREN´S CHOIR “JUVENTA” VLADIMIR (Russia)
- MENLO PARK HIGH SCHOOL CHOIR (S. Africa)
- PU- CHOIR (S. Africa)
- YISHUN JUNIOR COLLEGE CHOIR (SINGAPORE)
- DPS “COMENIUS” UHERSKÝ BROD (Czech Rep.)
- DRIENERLOOS VOCAAL ENSEMBLE ENSCHEDE (Netherlands)
- PS ONDRÁŠ NOVÝ JIČÍN 2x (Czech Republic)
- CAMERATA VOCALE EBERSBACH (Germany)
- VOCAL GROUP “CHARMING” KEM (Russia)
- VOCAL GROUP “COMPLIMENT” KEM (Russia)
- THE FOLKLORE ENSEMBLE „SOZVEZDIE“ KURSK (Russia)
- THE BOULEVARD HARMONISTS POTCHEFSTROOM (South Africa)
- ENSEMBLE “EXCLUSIVE” KURSK (Russia)
- CHILDREN´S CHOIR „OCTAVE“ VISHNIVSKA MUSICAL SCHOOL (Ukraine)
- DĚTSKÝ PĚVECKÝ SBOR „CARO“ TŘINEC (Czech Republic)
- CHILDREN´S CHOIR “LYCEUM” OREKHOVO-ZUEVO (Russia)
- CARO/BEL CANTO TŘINEC (Czech Republic)
- YOUTH CHOIR OF PUBLIC MUSIC SCHOOL SOCHACZEW (Poland)
- ST. ANDREW´S COLLEGE CHOIR (Singapore)
- SMÍŠENÝ PĚVECKÝ SBOR GYMNÁZIA ORLOVÁ (Czech Republic)
- DÍVČÍ PĚVECKÝ SBOR GYMNÁZIA ORLOVÁ (Czech Republic)
- CHOIR „ACADEMIA“ (Romania)
- CHAMBER CHOIR „RUSSKIJ PARTES“ OF TVER ACADEMIC FILHARMONY (Russia)
- THE FOLKLORE ENSEMBLE “SOLOVEIKO” (Russia)
- VIASNIANKA MINSK (Belarus)
- ACADEMIC CHOIR SARATOV (Russia)
- FICHARDTPARK CHOIR (South Africa)
- CHILDREN´S CHOIR \”RADOST\” MOSCOW (Russia)
- CHILDREN´S CHOIR \”MUSIC SCHOOL P. I. TCHAJKOVSKY\” BRYANSK (Russia)
- SMÍŠENÝ PĚVECKÝ SBOR \”POST SCRIPTUM\” 3x (Czech Republic)
- ENSEMBLE OF OLDER CLASSES BRYANSK (Russia)
- DPS COMENIUS UHERSKÝ BROD (Czech Republic)
- DPS PETRKLÍČ SZUŠ PRAHA 5 (Czech Republic)
- MIXED CHAMBER CHOIR “CANZONETTA“ JOENSUU (Finland)
- KVARTET PRAHA (Czech Republic)
- CANTICA BOHEMICA LITOMĚŘICE (Czech Republic)
- Women´s Choir \”Crystal Chords\” Manchester (United Kingdom)
- DPS \”KUŘÁTKA\” PRAHA 5 (Czech Republic)
- DPS \”KOPRETINA\” ORLOVÁ (Czech Republic)
- DPS \”ROŠŤÁK\” PŘELOUČ (Czech Republic)
- VOGNYK KIEV (Ukraine)
- DUNMAN SECONDARY SCHOOL CHOIR 2X (Singapore)
- GIRLS CHAMBER CHOIR M.LYSENKO KIEV (Ukraine)
- PEOPLE´S ENSEMBLE OF FOLK DANCE \”POLONYNY\” LVOV (Ukraine)
- \”MUSICA E DANZA\” PRAGUE 6 (Czech Republic)
- \”GLORIAM DEI\” BIELSKO BIALA (Poland)
- CHAMBER CHOIR AF MUSIC (Poland)
- KAMERNYJ CHOIR \”PARTES\” OBNINSK (Russia)
- \”GOOD NEWS\” GOSPEL CHOIR SIMANCAS (Spain)
- ¨MIXED CHOIR OF THE TOWN ZALAEGERSZEG (Hungary)
- POLSKÝ SMÍŠENÝ SBOR COLLEGIUM CANTICORUM ČESKÝ TĚŠÍN (Czech Republic)
- HERLUFSHOLMKORET CHOIR NAESTVED (Denmark)
- CHOR BETTRINGEN (Germany)
- CAPRICCIO CHISINAU (Moldova)
- “NMMU” UNIVERSITY CHOIR (South Africa)
- BRAMPTON FESTIVAL SINGERS (Canada)