Kate Mari is a versatile musician and singer/songwriter. Growing up in musical theatre she trained in pop and theatre until she started to experiment with jazz influences studying at Carnegie Mellon University. She plays piano, guitar, some violin, and bass in addition to her vocals. She has previously performed as the lead vocalist in rock band Fill in the Blank and lead soprano for Pittsburgh's Jive.

As a solo artist Kate Mari plays pop classics on her acoustic guitar or keyboard and acts as the lead Vocalist for Jazz group Swing Syndicate.