Book excerpt: Reviews the evolution and theory of Sustainability Footprints e.g. carbon footprint and examines the critical success factors and contributions to small to medium sized enterprises (SME) growth • Assist firms in achieving sustainable growth in four key areas Innovation Impact, Cost Impact, Environmental Impact, and Stakeholder Impact • Identifies the challenges and Critical Success Factors (CSFs) in the use of sustainability footprint methodology within small businesses by the use of case studies • Proposes a strategic model suitable for the deployment of sustainability strategy and initiatives within business