Valentina Kozlowski attended the University of Buffalo and the Academy of Vocal Arts in Philadelphia. She received operatic training from Isabelle Yeager of Buffalo, Madame Landver and Arpad Sandor of New York City, and Leonard Treash of the Eastman School of Music. In addition, Valentina studied at the Oglebay Opera Workshop in Wheeling, W. Virginia, under the direction of Boris Goldovsky.
Valentina won the "Voices of Tomorrow" competition in Buffalo, where she was a member of the Buffalo Opera Workshop. Valentina has made numerous appearance as a soloist with the Buffalo Philharmonic Orchestra, as well as the Buffalo Civic Orchestra, the Binghamton Symphony, the Binghamton Choral Society, and many other operatic and orchestral ensembles in the Northeast. Her performances have been broadcast on radio and television, including an NBC program, "The Passover", and as a soloist in a Philadelphia production of Menotti's opera, "The Medium".
In 1976, Valentina founded the Kopernik Polish Folk Dancers and served as its choreographer and director. The following year she spent a summer studying Polish folk dancing in Opole, Poland arranged by the Kosciuszko Foundation of New York. In 1970, she represented the United States in a "Festival of Songs" concert tour of seven cities in Poland, sponsored by Poland's Minsitry of Culture. Valentina was awarded the "Merit of Culture" medal in 1980 at the Polish Consulate in New York City for the propagation of Polish songs, dances, and culture in American society.
Many residents of Binghamton, New York know Valentina for assisting her late husband, Dr. Edward Kozlowski, who founded the Kopernik Observatory, and for her service as president of the Kopernik Society of Broome County, Inc. In Binghamton she performed in numerous area concerts and recitals, studied voice with Alma Ponce and Roberta Schlosser of Binghatmon Univesity, and served as a long-time soloist at the former St. Stanislaus Kostka Church. Over 40,000 were in attendance for her rendition of the National Anthem at the 1984 Binghamton area rally for President Reagan.
Currently Valentina sings at St. John the Evangelist Church, with the Lyric Performers of the Endicott Performing Arts Council, and with the Downtown Singers of Binghamton. She continues her vocal studies with Professor Angus Godwin at the Ithaca College School of Music.