B2B Marketing in 2025: Strategies, Examples & Tools That Actually Work

B2B marketing, or business-to-business marketing, is how companies promote their products and services to other businesses. In 2025, with digital transformation and shifting buyer behaviours, mastering B2B marketing is more critical than ever. This guide breaks down everything you need to know to build high-performing B2B campaigns — from strategy and content formats to emerging trends and tools.