High Quality Content by WIKIPEDIA articles! Vosper & Company, often referred to simply as Vospers, was a British shipbuilding company based in Portsmouth, England. The Company was established in 1871 by Herbert Edward Vosper, concentrating on ship repair and refitting work. By the turn of the century, Vosper was prospering as a general-purpose builder of small craft, boilers and marine engines, for which they had made a name for themselves as a producer of reliable designs. In the lean times after World War I, they concentrated mainly on ship repair to survive.