Language is the most common tool of communication as it plays vital role in helping people build a bridge of relationship. On one hand, it is an essential factor for all traders and their customers. Communication is on the other hand, fundamental to the existence and survival of individuals, groups, societies, and nations, as human communication is a social interaction process and without communication, barriers in business conversations will arise especially from inappropriate communication strategies adopted by interlocutors. This paper unravels language barriers to business communication in Mowe town of Ogun State, Nigeria and linguistic strategies employed by traders and their customers in the town in their effort to counter the challenges. The paper is based on research carried out in selected businesses within Mowe town of Ogun State. The study is hinged on John Searle (1975)"s Speech Acts Theory. The study used purposeful sampling method where 80 respondents were sampled within the central business district of Mowe town. The study is qualitative and is aimed at exploring the factors that cause language barriers and their impact on effective communication in Entrepreneurship. Methods of data collection used include questionnaire, participant"s observation and interview. The study observed that many customers in the town use their mother tongues in communicating with traders who do not speak their mother tongues which led to breakdown in communication between the customers and the traders. The study concluded that language barriers arise from different subjects such as meanings and uses of words, symbols, images, gestures, languages and dialects.