Preservation Oklahoma, Incorporated, is the state's only private, nonprofit membership organization that is dedicated to promoting, supporting, and coordinating historic preservation activities throughout the state. Founded in 1992, Preservation Oklahoma is a Statewide Partner with the National Trust for Historic Preservation and works on joint projects with the Oklahoma Historical Society, State Historic Preservation Office (SHPO).

The mission of Preservation Oklahoma is to promote historic preservation statewide. Preservation Oklahoma addresses this mission by:

• advocating for preservation issues at the local, state and national levels
• serving as a clearing house for technical assistance to homeowners, municipalities and other nonprofit preservation organizations
• conducting lectures and conferences to educate the public about historic sites and preservation issues
• building awareness through publishing an annual list of Oklahoma's Most Endangered Historic Places
• collaborating through peer groups and associations with other organizations
• communicating through a quarterly newsletter and web site
• acting as steward to the Henry Overholser Mansion

amshot provides in-kind IT services for Preservation Oklahoma in support of their commitment to the well-being of Oklahoma and its historical landmarks.