In today’s dynamic business environment, companies are increasingly recognizing the importance of integrating sustainability and resilience into their supply chains while adapting modern business models for effective sales and customer relationship management (CRM). This paper explores the interconnection between sustainable and resilient supply chains and traditional as well as modern business models for sales and CRM. Through a comprehensive review of existing literature, this article highlights the significance of aligning supply chain strategies with sales and CRM approaches to achieve long-term competitiveness and customer satisfaction. Strategies for integrating sustainability and resilience into supply chains are discussed, along with an analysis of traditional and modern business models for sales and CRM. Case studies and examples illustrate how companies can successfully implement these strategies to create value for stakeholders while mitigating risks and enhancing customer relationships.