Mark McCallum

Mark McCallum possesses extensive experience in the construction and water sectors, advancing through various roles since 2003. Currently serving as General Manager at Ipsum since March 2010, Mark has also held the positions of Commercial Manager and Quantity Surveyor within the same company. Prior to Ipsum, Mark was an Estimator at Interserve for a brief period in early 2010. Previous roles include Quantity Surveyor at Scottish Water from June 2007 to November 2009 and Assistant Quantity Surveyor at James Frew Ltd between August 2003 and June 2007.