Today the role of sees in economic development, innovation, and gross domestic product (GDP) is clear to all. The Government of Kenya through Vision 2030 has tried to put an enabling environment to help nurture and grow sees. This research addresses a key determinant sees business growth. Sees have contributed to over 60% of jobs and statistics indicate that most of these sees are in the brink of failure as only two out of every five sees make it through past the first few months. This research specific objective was to establish how training influence SMEs business growth. The target population was six hundred (600) sees. A sample size of one hundred and twenty (120) sees was selected using stratified random sampling. The research adopted a descriptive research design. Semi structured questionnaires and interview guides were used to collect data. Statistical Package for Social Sciences (SPSS 21.0) and descriptive statistics was used to analyse collected data. This research revealed the existence of a positive relation between training and SMEs business growth. As the national and county governments seek to promote entrepreneurship and provides employment to the youth, there is need to invest in providing training to the youths and SME operators in general while creating an ease in business registration and operation. Entrepreneurs and the government should invest in training initiatives to boost SME entrepreneurial skills.