Leonard a former Plant Supervisor at Niagara Envelope, passed away at Buffalo Hospice Inc., in Cheektowaga, NY at the age of 70.

He was the beloved husband of Dianne M. (nee Napieralski) Kasinski.

The devoted father of Lisa Marie Kasinski and Leonard W. Kasinski and loving grandfather of Talia Kasinski.

Len was the dearest brother of Ronald (Betty) Kasinski, Natalie (late David) Klyczek and the late Frank (Shirley) Kasinski and late Richard (Tina) Kasinski and also survived by nieces and nephews.

Family will be present to receive friends on Tuesday from 2-4 and 7-9 PM at the PIETSZAK FUNERAL HOME, 2400 William St. (near Harlem) where services will be held Wednesday at 9 AM, followed by a Mass of Christian Burial at St. Josaphat Parish (William at Peoria) at 9:30 AM.

Entombment will follow at St. Adalbert Cemetery, in Lancaster, NY.