Some of the country's most noteable architects helped create the Portsmouth County places including Dusey & Jones, US Lighthouse Establishment, Don & Deming Wood, U.S. Housing Corporation, Post,George B.,& Sons, Edward Overman, Cassell & Cassell, Seaboard Air Line Railway, William B. Singleton and Willoughby G. Butler. Prominent architectural styles found in Portsmouth Country are Colonial Revival, Greek Revival and Late 19th And 20th Century Revivals.