is the stage where the business is taken to next level and see if it’s products market fit is validated and is startup has started to expand in its market this round is considered to be safe as startups reaching this round are expected to grow. So series B is officially the third stage for the startup and second stage for the venture capital firm. It is generally needed for scaling up the startup operations. It generally raise $5 million to $10 million but sometimes raise upto$20 million.is the stage where the business is taken to next level and see if it’s products market fit is validated and is startup has started to expand in its market this round is considered to be safe as startups reaching this round are expected to grow. So series B is officially the third stage for the startup and second stage for the venture capital firm. It is generally needed for scaling up the startup operations. It generally raise $5 million to $10 million but sometimes raise upto$20 million.