Department of English, Faculty of Humanities and Social Sciences, Bansomdejchaopraya Rajabhat University organize the English society in the context of Thailand seminar for senior. They are responsible for conducting the ceremony, the discussion, academic presentations, planning seminar, summary of survey participants and so on. The Duration of implementation is November 21st, 2559. The participants were 216 people and we got questionnaire 216 sheet. (The percentage of 85.15) Purpose of assessment is known satisfaction of participants in a seminar. This information obtained can be used for consideration to improve and make more efficient.