Marilyn Guion has joined CBRE as a senior vice president on its advisory & transaction services, investor leasing team. Scott Sonnemaker has been named senior vice president-international food service operations-Americas with responsibility for Sysco Canada, Bahamas Foodservices, International Food Group and Sysco's joint ventures with Mayca Distributors in Costa Rica and Pacific Star Foodservice in Mexico. Coats Rose has hired Jarett Dillard, an associate in the construction and surety section, Samantha Owens, an associate in the construction and surety and litigation sections, and Justin T.