BigCommerce works as a SaaS business model that primarily makes money by providing subscriptions to its open platform to provide a comprehensive offering for launching and scaling eCommerce operations.

The business model of Berkshire Hathaway includes insurance businesses, a freight rail transportation business, and a group of utility and energy generation and distribution businesses. 

Crowdstrike works as a cloud security solution, protecting workloads across on-premise, & virtualized environments. Crowdstrike business model makes money by providing subscriptions to its platform.

Mastercard’s business model makes money from assessing its customers, the fees Mastercard charges customers for processing transactions, and other payment-related products and services.

The business model of Wish works by providing an affordable marketplace. Wish makes money from merchants for providing access to its marketplace & for logistic services.

Dell has a direct business model (direct communication with customers), a robust supply chain for procurement & a defined marketing strategy for large enterprises & SMEs.