New Business Development / Sales Manager: Job Description. . Summit Events is a full-service Destination Management Company (DMC) based in Park City, UT and we’re expanding our operations into St. George, UT. Just last year, our dedicated team of 10 full-time staff and 30 hourly staff designed and delivered over 500 corporate events in Park City and Salt Lake City and we’re ready to do more. The growth and excitement around St. George offers Summ...