2007

Opera Contract, Balthazar in AMAHL AND THE NIGHT VISITORS, Wilmington, DE., USA

2006

Italian Festival Gala, St. Anthony of Padua, Wilmington, De., USA

Opera Contract, Rocco in FIDELIO, Philadelphia, PA., USA

Opera Gala, Wilmington, DE., USA

2005

Italian Festival Gala, St. Anthony of Padua, Wilmington, De., USA

Opera Gala, Wilmington, DE., USA

2004

Guest contract, OperaDelaware, The Grand Opera, Wilmington, De., USA

Opera Concert, Ethical Society, Philadelphia, PA., USA

2002

Opera Concert, Richard Wagner Society of Washington, D.C., Selected by Thomas Stewart to sing Wotan, Hagen and Wolfram, German Embassy, USA

2001

Guest Contract, Vaduz, Principality of Liechtenstein

2000

Verdi Opera Gala, Bregenzer Festival House, Bregenz, Austria

1999

Guest Contract, Vaduz, Principality of Liechtenstein

1997-1998

Guest Contract, San Carlos Opera, Lisbon, Portugal

Opera Gala, Palace in Hohenems, Austria

1996

Guest Contract, Wiener Operntheater, Vienna, Austria

1995

Guest Contract, Baden-Baden Theater, Stage Director Michael Hampe, a Production from Cologne, Germany

Opera Concertant, Musical Summer Baden-Baden, Germany

Guest Contract, Ulm Theater two Productions, Ulm, Germany

Guest Contract, Nordhausen Theater, Nordhausen, Germany

1992-1994

Seasonal Contract, Landesbühnen Sachsen in Dresden, Germany

1991-1992

Seasonal Contract, Landestheater Altenburg, Germany

1989-1991

1991

Opera Gala, Landestheater Orchestra, Altenburg, Germany

Opera Gala, East Coast Opera Company, Maine, USA

Opera Gala, Hofer Symphoniker, Theater Hof, Germany

Guest Contract, Bregenzer Spring Production, Bregenz, Austria

1990

Opera Gala, East Coast Opera Company, Maine, USA

1989

DECCA INTERNATIONAL and MEDIA SCOPE, CD and Video Soundtrack with Sir Charles Mackerras conducting the ORF-Symphony in the Vienna Concert House

1988

Guest Contract, Wiener Kammeroper, Schönbrunner Theater, Schönbrunner Theater, Austria

2009

Legacy Recital Series, St. Anthony of Padua, Wilmington, De., USA

Mozart REQUIEM, Saint Joseph on the Brandywine Church, Wilmington, Delaware

2008

The Lord Nelson Mass, Haydn, Westminster Presbyterian Church, Wilmington, DE, USA

2007

MESSIAH, Concord Presbyterian Church, Wilmington, Delaware, USA

MESSIAH, The Trumpet Shall Sound, Westminster Presbyterian Church, Wilmington, DE, USA

2006

250th Mozart Celebration, Mozart REQUIEM and other Mozart Concert Arias, Southern Delaware Choral Society, Delaware, USA

John Stainer's THE CRUCIFIXION, Westminster Presbyterian Church, Wilmington, DE, USA

2005

MESSIAH, St. Mary's Church, Delaware, USA

2004

MESSIAH, Red Clay Presbyterian Church, Wilmington, Delaware, USA

Mendelssohns ELIJAH, Delaware Choral Society, Dover, Delaware, USA

Mozart REQUIEM, Wiener Philharmonic, Bregenzer Festival House, Austria

2002

Brahms, A GERMAN REQUIEM,  Munich City Orchestra, Wies Church, Germany

1999

Concert Series, St. Leonhard, St. Gallen, Switzerland

Concert, Walzenhausen, Switzerland

1998

Montafoner Summer Concerts, Bartholomberg, Austria

Festival Mass, Wiener Philharmonic, Bregenzer Festival, Bregenz, Austria

St. Gallus Church, Bregenz, Austria

1997

Verdi REQUIEM, Philharmonic Hradec Kralov, Salvator Church, Duisburg, Germany

Verdi REQUIEM, Philharmonic Hradec Kralov, Trier Basilica St. Maximin, Trier, Germany

1995

Shostakovitch 14th SYMPHONY, notabu ensemble, Tonehalle, Düsseldorf, Germany

1994

Shostakovich 14th SYMPHONY, Philharmonica Hungarica, Bochum, Germany

Bach, CHRISTMAS ORATORIO, Feldkirch, Cathedral Orchestra, Austria

Bach MAGNIFICAT, Absolution Church, Dresdner Barock Orchestra, Dresden, Germany

1992

Verdi MESSA DA REQUIEM, Baden-Badener Orchestra, Benazetsaal, Baden-Baden, Germany

Dvorak STABAT MATER, Thüringer Symphoniker, Stadthalle Bayreuth, Germany

Dvorak STABAT MATER, Thüringer Symphoniker, Kulturhaus Schwarza, Germany

Chamber Music of the Middle Ages, Society of Arts in Leipzig, G.

1991

Concert, Stadthalle Bayreuth, Hofer Symphoniker, Bayreuth, Germany

Bach, CHRISTMAS ORATORIO, Gewand House Orchestra, Markleburg Church, Leipzig, Germany

Bach, CHRISTMAS ORATORIO, Ansbacher Chamber Orchestra, St. Petri Church, Kulmbach

1989

Music Festival, Sliven Symphony Orchestra, Wiener Neustadt

1988

Haydn CREATION, Großer Musikvereinssaal in Vienna, Austria
ARIE: Nun scheint in vollen Glanze (Now heav'n in fullest glory shone)

Bach CANTATAS, Concert House in Vienna, Schubertsaal, Austria

Benefit Concert to rebuild the Organ, Charles Church, in Vienna, Austria

Recital, Austrian American Society of Wilmington, DE.

1987

Salzburger Festival Concerts, Mozarteum , Salzburg, Austria

Scholarship Winner, Austrian American Society of Wilmington, DE.

1986

MESSIAH, Delaware Symphony Orchestra, Wilmington., DE., USA

ELIJAH, Philadelphia Youth Orchestra, Philadelphia, Pa, USA

1985

MESSIAH, Philadelphia Youth Orchestra, Phila., Pennsylvania, USA

MESSIAH, Delaware Repertory Orchestra, Wilmington, DE., USA