The Calendar Group
203-454-5404, www.thecalendargroup.com
Places estate managers, personal and executive assistants, butlers, and private chefs with high-profile, high-net-worth executives and their families, including executives from Goldman Sachs and Charles Schwab, as well as Citigroup Private Bank’s high-end clients. Works mainly on the East Coast.

Starkey International
800-888-4904, www.starkeyintl.com
This Denver school trains estate managers, household managers, and personal assistants, and will place private chefs upon request. Clients—mostly retired—typically have a net worth of $100 million and above, and include a great number of philanthropists.

The Help Company
888-435-7880, www.thehelpcompany.com
Based in Los Angeles, this company focuses on helping clients retain employees and keeping household staff happy. Customers include executives from Creative Artists Agency, Universal, Google, and C.E.O.’s of the major studios. Places all kinds of domestic help, including estate managers, private chefs, and personal assistants. In some cases, charges a higher fee than the industry standard of 20 percent of the employee’s first-year salary.

The Ivor Spencer International School for Butler Administrators, Personal Assistants and Estate Managers
011-44-20-8670-5585 (in the U.S.), www.ivorspencer.com
This Old World school in London trains and places traditionally trained butlers, though graduates of the school are often called upon to act as estate managers of 300-person staffs. Clients include Prince Charles, Buckingham Palace, and hordes of Anglophiliac Americans.

Christopher Baker Staffing
323-654-7900, www.christopherbakerstaffing.com
Los Angeles-based newcomer to the industry places estate managers, personal assistants, corporate assistants, and private chefs in homes mostly in L.A.; San Francisco; Palm Beach, Florida; Aspen; and New York. Clients include hedge-fund executives, show-business personalities, and clients with “inherited wealth.”

Home Staffing Network
239-262-0724, www.homestaffingnetwork.com
Owned by the former estate manager of the 1,280-acre Glendorn estate in Pennsylvania, this small, Florida-based company places household managers, executive managers, garden managers, and personal assistants, taking into account staffs’ needs as well as the families’. Placements are mainly in Florida, Las Vegas, and New York.

Domestic Placement Network
877-206-5262, www.dpnonline.com
Small Ojai, California, company with a technological edge, including a customized database program and far-reaching internet contacts. (Owner David Gonzalez also runs the job board estatejobs.com.) Places estate and household managers, private chefs, domestic couples, and butlers. Clients include film-studio bosses, fiscal managers, and celebrities.

Estate Staffing by Heartland
406-542-0241, www.estatestaffing.com
Specializes in husband-wife teams to manage ranches and large estates. Clients primarily consist of wealthy East Coast and California families with second homes in the inner-mountain West. Known for an intensive interview process for potential staff members.

Robert Hanselman Domestic Agency
888-838-4404, www.planetdomestics.com
Hanselman, once a footman for Laurance Rockefeller as well as a butler and estate manager, founded this agency, which specializes in estate managers, domestic couples, butlers, and companions for senior citizens, and conducts on-site consultations. Clients include high-net-worth celebrities, Wall Street hedge-fund executives, and private banking institutions, including Citigroup.