• Hierarchy (formal power), e.g. autocratic decision making • Influence (informal power), e.g. charismatic leadership • Control of strategic resources, e.g. computer specialists • Control the human environment, e.g. negotiating skills • Involvement in strategy implementation, e.g. by exercising discretion • Control of strategic resources, e.g. materials, labour, money • Involvement in strategy implementation, e.g. distribution outlets, agents • Possession of knowledge or skills, e.g. subcontractors, partners • Through internal links, e.g. informal influence