Ciel was an ultra luxurious destination club, formed in 2006, that offered its members a variety of customized experiences. At the end of 2007 Ciel announced that it was changing direction to focus on large tract land conservation, read this article for the latest update. For a full description of how the club originally operated see the article below on "The Ciel Club Provides Unique Experiences".

Members could pay their initial membership fee over three years. 60% of the members initial deposit is used to purchase real estate and the balance was held in segregated accounts and used to purchase T-Bills. Unlike many clubs if a member wishes to resign there is no wait, and 100% of the membership fee was paid out of these segregated accounts.

The club was headquartered in Golden, CO.