Square 1 Financial, Inc. is a financial services company. The Company is a bank holding company for Square 1 Bank. Through Square 1 Bank, the Company offers a range of banking and financial products and services throughout the United States, focused on the entrepreneurial community and venture capital and private equity firms. Its primary focus is on venture-backed technology and life sciences companies located throughout the United States. It also focuses on venture firms. The Company is also involved in networking activities in the startup communities in several of its markets. It maintains a presence in these communities through participation in events sponsored by incubators or accelerators, which are informal associations engaged in a range of activities designed to promote and encourage the startup and development of new companies.