SL Theory is a Heavy Rock band with a sound spectrum that ranges from Heavy Prog to AOR. The band’s one and only goal is to offer the fans high quality songwriting and impeccable performing with songs that have a point and serve their purpose in the ears of the listener.

The band has so far released 2 studio albums on CD, as well as one live CD / DVD and sees its popularity rising through its spectacular audio-visual live performances, organized by very high standards and precision.

SL Theory’s newest work titled “Cipher” is complete and ready for release. With “Cipher” the band once again has managed to raise the bar with its attention to detail, making a difference with song crafting that can grow inside the listener and trigger emotions.

SL Theory are:
Mike Karasoulis (lead vocals)
Alex Flouros (guitars)
Giannis Nigdelis (guitars)
Chris Kollias (bass)
Manos Gavalas (keyboards)
Sotiris Lagonikas (drums)

Backing vocals:
Margarita Papadimitriou
Anna T. TaRba