1 Exhibit 21 Subsidiaries of the Registrant 1. ARC Greenwood Village, Inc., a Tennessee corporation 2. ARC Rossmoor, Inc., a Tennessee corporation 3. Plaza Professional Pharmacy, Inc., a Virginia corporation 4. Assisted Care of the Villages, a Florida general partnership 5. Maryarc LLC, a Tennessee limited liability company 6. ARC Bahia Oaks, Inc., a Tennessee corporation 7. ARC Wilora Lake, Inc., a Tennessee corporation 8. ARC Tarpon Springs, Inc., a Tennessee corporation 9. ARC Imperial Plaza, Inc., a Tennessee corporation 10. ARC Imperial Services, Inc., a Tennessee corporation 11. ARC Sun City Center Inc., a Tennessee corporation 12. Lebarc, L.P., a Tennessee limited partnership 13. Fort Austin Limited Partnership, a Texas limited partnership 14. ARC Fort Austin Properties, Inc., a Tennessee corporation 15. ARCLP - Charlotte, LLC, a Tennessee limited liability company 16. ARC Management Corporation, a Tennessee corporation 17. ARC Corpus Christi, Inc., a Tennessee corporation 18. Trinity Towers Limited Partnership, a Tennessee limited partnership 19. ARC Partners, Inc., a Florida corporation 20. ARC Services, L.P., a Tennessee limited partnership 21. Pioneer Merger Corporation, a Tennessee corporation 2 22. ARC Park Regency, Inc., a Tennessee corporation 23. ARC Capital Corporation, a Tennessee corporation 24. ARC Home Care, Inc. (f/k/a Guilding Light Health Care, Inc.), a Texas corporation 25. ARC San Antonio, Inc., a Tennessee corporation 26. ARC Richmond Place, Inc., a Tennessee corporation 27. ARC Freedom, Inc., a Tennessee corporation 28. Freedom Group-Naples Management Company, Inc., a Tennessee corporation 29. Freedom Group Management Company, Inc., a Tennessee corporation 30. Freedom Group Development Company, Inc. (d/b/a Freedom Development Corporation), a Tennessee corporation 31. S&S Building Materials of Pinellas, Inc., a Tennessee corporation 32. ARC Holland, Inc., a Tennessee corporation 33. Freedom Village of Holland, Michigan, a Michigan general partnership 34. ARC Seminole, Inc., a Tennessee corporation 35. Lake Seminole Square Management Company, Inc., a Tennessee corporation 36. Freedom Group-Lake Seminole Square, Inc., a Tennessee corporation 37. Freedom Village of Sun City Center, Ltd., a Florida limited partnership 38. ARC SCC, Inc., a Tennessee corporation 39. Flint Michigan Retirement Housing, LLC, a Tennessee limited liability company 40. ARC Flint, Inc., a Tennessee corporation 41. ARC Lady Lake, Inc., a Tennessee corporation 42. ARC Charlotte, Inc., a Tennessee corporation 2 3 43. Homewood at Brookmont Terrace, LLC, a Tennessee limited liability company 44. ARC LifeMed, Inc., a Tennessee corporation 45. LifeMed LLC, a Delaware limited liability company 46. ARC Oakhurst, Inc., a Tennessee corporation 3