1 EXHIBIT 21.1 INTERSTATE HOTELS COMPANY LIST OF SUBSIDIARIES STATE OF SUBSIDIARY INFORMATION - - ---------- ----------- CHR Consulting Company, L.L.C. Delaware CHR Services Company, L.L.C. Delaware Colony Hotels and Resorts Company Delaware Colony International Management Company, L.L.C. Delaware Continental Design & Supplies Company, L.L.C. Delaware Crossroads Hospitality Company, L.L.C. Delaware Crossroads Hospitality Tenant Company, L.L.C. Delaware Hilltop Equipment Leasing Company, L.P. Delaware Host/Interstate Partnership, L.P. Delaware Huntington Hotel Partners, L.P. Delaware IHC/Atlanta Corporation Delaware IHC Capital Corporation Delaware IHC/CG Portfolio Corporation Delaware IHC/Colorado Springs Corporation Delaware IHC/Conshohocken Corporation Delaware IHC/Denver Corporation Delaware IHC/Houston Corporation Delaware IHC/Huntington Corporation Delaware IHC/Interstone Corporation Delaware IHC/Interstone Partnership, L.P. Delaware IHC/Interstone Partnership II, L.P. Delaware IHC/Lisle Corporation Delaware IHC Member Corporation Delaware IHC/Pittsburgh Partnership, L.P. Delaware IHC Services Company, L.L.C. Delaware IHC/Williamsburg Corporation Delaware Interstate Hotels Corporation Pennsylvania Interstone/Atlanta Partnership, L.P. Delaware Interstone/CGL Partners, L.P. Delaware Interstone/Colorado Springs Partnership, L.P. Delaware Interstone/Conshohocken Partnership, L.P. Delaware Interstone/Denver Partnership, L.P. Delaware Interstone/Houston Partnership, L.P. Delaware Interstone/Huntington Partnership, L.P. Delaware Interstone/Lisle Partnership, L.P. Delaware Interstone Partners I L.P. Delaware Interstone Three Partners I L.P. Delaware Interstone Three Partners II L.P. Delaware Interstone Three Partners III L.P. Delaware Interstone Three Partners IV L.P. Delaware Interstone/Williamsburg Partnership, L.P. Delaware Northridge Insurance Company Cayman Islands Cambridge Hotel Associates Pennsylvania HMG Beverage, Inc. Texas DFW/H&R, Inc. Texas