Since starting with circuit commentary Mark has been fortunate enough to cover a wide range of different championships and series at a diverse range of venues this includes single seaters, sports cars, saloons, trucks, karts, sprinting, hillclimbs, rally cross and even Time Attack events. The range also spans from historic to the modern era of motorsport.

Throughout his commentary career, he has covered over 300 different championships or series at club, national or international level and regularly provide commentary services for BARC, CSCC, MSVR, MSV, SRO, Masters, BRSCC, CCRC, MGCC