A Series B Round is a stage of startup financing where a company raises capital from investors to expand its business after proving its initial concept and market fit. It typically follows the Series A Round and is aimed at scaling operations, growing the team, and increasing market reach.
Synonyms: Series B Funding, Series B Financing, Startup Series B Round, Second Round Funding

The Series B Round is crucial for startups because it provides the necessary funds to accelerate growth and move beyond the early stages. This funding helps companies build on their initial success, improve products, and enter new markets.
Startups use Series B funding to expand their workforce, enhance technology, increase marketing efforts, and sometimes enter new geographic regions. It is a sign that the company has a viable business model and is ready for significant growth.
A tech startup that has developed a popular app and gained thousands of users might raise a Series B Round to hire more developers, improve the app's features, and launch marketing campaigns to attract more customers.