Callum M. is a Senior Technical Product Manager - Innovation at Mantis / Reach PLC. Colleagues describe him as "I worked with Callum at Carphone Warehouse for several years in the same department for Technical Support and Repairs. Callum was the more senior agent at the time and provided me with massive insight and development into the role. I considered myself pretty handy with computers when it came to technical support but he allowed me to develop my skill set from enthusiast to professional. Callum's work ethic, attitude and work performance was so good in fact, that I recommended him to the companies annual SuperStar awards, which allowed fellow employees to refer exceptional talent for recognition. At the time Carphone Warehouse had in its employment several thousand people. Callum won the award that year. I cannot emphasize enough what this reflects with Callum as a person. I will never forget the help he was able to give me and would recommend his skillset to anyone who wished to work with him." and "Working with Callum is both a pleasure and very informative... His knowledge and enthusiasm for the industry is un-measurable and his colleagues and clients find him irreplaceable. He is detail orientated, passionate and will always go the extra mile to ensure the best results and the deliver best service... I cannot speak more highly of him. "