Construction Management Support Services Aeon Preservation Services LLC (Aeon) was established to provide high quality technical preservation services with one objective: to bridge the gap between building owners, architects, and contractors in the pursuit and execution of high quality preservation projects at unique, historic, and iconic buildings and monuments nationwide. Building on a decades-long career in providing technical conservation services to the design community, our mission is to apply this expertise in collaborating with some of the best contractors in their respective trades and specialties to achieve world-class project planning and execution for historic properties and monuments.