Marker Services has been serving all of Lea County since 1968. Now locally owned and operated by Rob and Ginger Tice since 2011. Providing residential and commercial air conditioning and heating services to all of Lea County and surrounding areas. Sales, services, and installation; A/C and heating systems; custom sheet metal. Trane, Champion, Comfortmaker. For a great price, call Rob and Ginger Tice!