Welcome to Square 1 Bank

Square 1 Bank is proud to be a sponsor of Venture Studio in association with Mashable.

At its core, Venture Studio is a platform for sharing compelling stories about the people who power the startup and venture capital communities. At Square 1 Bank, our history is fundamentally interwoven with these stories, both as entrepreneurs ourselves and as a banking partner to firms at all stages of the venture value chain. From incorporation through exit, we provide banking services and domain expertise to high-growth companies and their investors across all geographies and industries. Our goal is that Venture Studio will enrich our community by putting faces to names, providing information and insight, and perhaps catalyze the next generation of entrepreneurs who hope to change the world.

If you’re a startup founder, a venture-backed CEO, a venture capitalist or a member of the venture community, we encourage you to reach out to us if you’d like to learn more about Square 1 Bank. The links and profiles below will direct you to the appropriate team member based on our areas of expertise and your geography.

Venture Capital Backed Companies

Pacific Northwest Silicon Valley Pacific Southwest
Texas + Midwest Southeast Mid Atlantic
Rocky Mountains New York New England



Judith Erwin
Founder + EVP, Strategic Business
Contact Details


Pre-Venture Capital Funded Companies

Square Roots is our specialized offering for early stage startups, from incorporation through the closing of a venture capital investment. The Square Roots program combines specialized banking products with a variety of value-added services aimed at helping promising entrepreneurs navigate the startup ecosystem and accelerate their business. If you’re a startup founder interested in Square Roots enrollment, please take a few minutes to watch the video below of Mark Loranger, the former Director of Square Roots, being interviewed on Venture Studio. If you think your company is a good fit for the program, please fill out the fields below and submit your information. Please keep the executive summary nonconfidential and limited to 1 page. Feel free to also provide any relevant links including founders’ LinkedIn profiles, blogs, etc. We look forward to hearing from you!

If you are unable to see the video, click here.