Porters Value Chain – Porter’s Value Chain Analysis – Porters Value Chain Framework – Porters Value Chain Business Methodology – Porters Value Chain model is an approach developed by Michael Porter to complete an internal analysis of a company focusing on its value chain: its primary and secondary activities. Primary activities include logistics, operations, marketing and sales. Secondary activities include infrastructure, human resources, technology and procurement. Porters Value Chain diagram. This is one of the top business frameworks encompassing strategy, project management, IT, internal processes and client experience.