Mark Callahan is currently the Vice President of Partner Solutions at Controlled Contamination Services, where they leverage their expertise in contamination control and program development to drive revenue growth and enhance client partnerships. Previously, they held key leadership roles including Chief Operating Officer at SG360 and President at Blue Chip, along with serving as Vice President of Commercial Management & Benchmark for ISS Facility Services A/S. Mark is recognized as a Subject Matter Expert and trusted advisor, skilled in transforming teams and implementing process improvements that add value to clients. Their educational background includes a degree earned between 1987 and 1991.
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