The City is seeking highly experienced professional contractors with a demonstrated history of success and strong patron-service relations in the field of Crowd Management for venues which host the following types of events (and attendees): Rock, Dance, or other musical concerts (2,000 - 8,000), multi-day cultural festivals (100,000/day), exhibitor trade shows, large corporate meetings and other similar public and private events. Contractor must have the ability to provide the number of personnel requested to staff these kinds of events at the attendance levels indicated. All such personnel must be thoroughly trained and capable of providing and facilitating crowd management, including crowd safety, security and movement techniques, and must also have the training and ability to respond to emergent circumstances as they may occur in large crowds or during unexpected circumstances which threaten the public health, safety or welfare at Seattle Center events.