1. 4th Prize KSC FFM Volleyball Tournament 1990, Germany

2. 1st Prize ISC Vienna Tournament, Sept. 21, 1991, Austria

3. 1st Prize ISF Frankfurt, Jubilee Tournament,1992,Germany

4. 1st Prize ISC Vienna Tournament, 18-9-93, Austria

5. 2nd Prize ISF Frankfurt, Tournament, May 1995, Germany

6. 1st Prize ISC Vienna Tournament, April 19,1997,Austria

7. 1st Prize ISFV Frankfurt, 25 Year's Tournament,1997, Germany

8. 1st Prize ISC Vienna Tournament, 20 June 98, Austria (Yellow team)

9. 3rd Prize ISC Vienna Tournament, 20 June 98, Austria (Green team)ria

10. 1st Prize IAEA/VIS Volleyball Tournament 1997, Vienna,Austria

11. 1st Prize IAEA/VIS Volleyball Tournament 1998, Vienna,Austria

12. 1st Prize IAEA/VIS Volleyball Tournament 1999,Vienna,Austria(Hattrick)

13. 1st Prize IAEA/VIS Volleyball Tournament 2000, Vienna,Austria

14. 1st Prize CSC Cologne , Volleyball Tournament 1999,Germany And Mrs. Theresia Joseph Karuvallil Memorial Rolling Trophy

15. 1st Prize World Malayalee International Tournament 2000,Bochum, Germany And Chakcupurackal Memorial Rolling Trophy

16. 1st Prize ISC Vienna Tournament, 20th Year Tournament, May 5,2001, Vienna,Austria(Yello team)

17. 4th Prize ISC Vienna Tournament, 20th Year Tournament, May 5,2001, Vienna,Austria(Red team)

18. 1st Prize International Tournament Organised by WMC and Indian Volleyball Club Koeln on 29th September 2001 at Koeln and won the Chackupurackal Rolling Trophy for second time

19. 1st Prize International Tournament Organised by UN oranisations in Vienna, Austria on 13 th and 14th October 2001 at American International School and won the First Prize for the fifth time continuously

20. Ist Prize International Volleyball Tournament Organised by UN organisations in Vienna in cooperation with American International School in Vienna on 19th and 20th October 2002 at American International School where 10 men teams and 5 women's teams took part. The men teams consisted of UN Geneva, WFP Rome, IAEA1 , IAEa2, Russian Club, Six Packs ( prominent Austrian Team),ISC Vienna, IASC Vienna, AIS and  French club Jedi Ritter.It was a come back of Tejo Kizhakkekara after his severe accident and Championship is dedicated to him

ISC  Vienna won the Championship of an Austrian Tournament on 9th Nov.2002,Organised by Funs Club, Bruck an Der Leitha. It is for the first time that an Indian Club took part in an Austrian Tournament. ISC got a warm welcome and people were enthusiastic to know more about India and Kerala after this Tournament. 9 men's teams and 5 lady's teams took part. ISC won the Championship.

2002 .Nov First Prize at Austrian Tournament organised by the Prominent Austrian Club Bruck an Der Leitha

2003: First prize in International Tournament organised by Indian Volleyball Club Frankfurt.

2003: Fourth Prize International Tournament organised by UN organisations and American International School.

2004: Second prize at International Tournament organised by IASC Vienna.

2004: Second at International Tournament organised by UN organisations and American International School.

2005: second Prize at International Tournament organised by Neu Siedler see Volleyball Club, Austria.

2005: ISC Vienna Blue won first Prize at the International Tournament conducted on 30th April 2005 in Vienna.

2005: ISC Vienna White got the third prize at the International Tournament conducted on 30th 2005 April in Vienna.

2005: ISC Player Binu Karikattel was selected as best all rounder at the International Tournament conducted on 30th April 2005 in Vienna.

2005: ISC Vienna won the first Prize at an International Beach Volleyball Tournament conducted on 2nd July 2005 at Schwadorf City, Austria and team took funny name as "Don't worry Chicken Curry".