Brown spruce longhorn beetle is native to Continental Europe and parts of Asia has been recorded in the following countries: Austria, Belarus, Belgium, Bosnia-Herzegovina, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Italy, Japan, Kazakhstan, Latvia, Lithuania, Moldova, Montenegro, Netherlands, Norway, Poland, Romania, Russia, Serbia, Slovakia, Slovenia, Sweden, Switzerland Turkey and Ukraine [3] Brown spruce longhorn beetle was found breeding in Rannoch Forest in Scotland in 2015, the first record of this species in Great Britain.

[8] A single adult brown spruce longhorn was found in a trap in Westmorland County, New Brunswick.

[9] Brown spruce longhorn beetle was probably introduced to Nova Scotia on wood packaging material imported into the Port of Halifax.

[8] In its European range, brown spruce longhorn beetle infests dead and dying trees, or recently felled timber.

[14] Brown spruce longhorn may introduce blue stain fungi when it infested trees or logs, which can reduce the value of timber.