American Home Shield (Memphis, TN), a subsidiary of ServiceMaster, announces a strategic alliance with Home-Link Services, Inc. (Shelton, CT). Under the arrangement, American Home Shield becomes a Home-Link national marketing partner, providing home warranty coverage to over 250,000 Home-Link customers. A home warranty is a one-year service contract that protects a home’s major systems (hvac, plumbing, electrical) and appliances. Prequalified local contractors provide covered services.