STRANGLER is a union of Danish extreme Metal elite players. The 2003 demos 'Infinite Blood Abundance' featured a recording line up of vocalist / guitarist Mads Haarløv, guitarist Kræn Meier, bassist Martin Rosendahl and drummer Reno Kiilerich. The singer held a tradition with INIQUITY, SWOLLEN and CORPUS MORTALE, Meier holds credits with INIQUITY and SACRIFICIAL whilst Rosendahl is affiliated with EXMORTEM, INIQUITY, CORPUS MORTALE, USIPIAN, ZAHRIM and HUMAN MACHINE. Kiilerich has connections to DIMMU BORGIR, EXMORTEM, PANZERCHRIST, KOBEAST, 12 GAUGE and VILE. In early 2005 the drummer would be laying down studio drums for OLD MAN'S CHILD.

In 2005 Rosendahl fronted SLOW DEATH FACTORY for the 'Music For Tough Guys' demo, a high profile union of Danish extreme Metal elite comprising ILLDISPOSED's Morten Gilsted, CORPUS MORTALE's Roar Christofferson on bass guitar and Per Møller Jensen of INVOCATOR, KONKHRA and THE HAUNTED repute on drums.

STRANGLER replaced Kiilerich with Morten Gade Sørensen, a man with a wealth of credits on the Danish Metal scene including ENDEMECY, ENCRYPTION, DELIQUESCENCE, INTO DEMENTIA, NEPENTHE, SCORNFUL, AURORA, SUBMISSION, WUTHERING HEIGHTS, SCAVENGER and PYRAMAZE. In January 2006 Kiilerich joined Anglo-Danish collaboration DOWNLORD.