Irwin Stein

Irwin Stein

Irwin Stein is a Wall Street trained securities attorney who has helped many companies, large and small raise capital for over 4 decades. He is a thought leader in the crowdfunding industry and serves as the legal counsel for PatentAngels.com. Irwin enjoys working with start-ups and entrepreneurs to help them achieve their financial and strategic goals. He was an Adjunct Assistant Professor at Golden Gate University in San Francisco teaching Economics and Finance. Irwin provides pre-investment investigations to professional investors like VC firms and Angel Investor groups and to intermediaries including broker/dealers and family offices.


Posts by Irwin Stein


A Practical Guide to Startup Funding

What if your startup is a university startup based on university developed and patented technology? The goal is not only to create a domestic corporation, but also …
By Irwin Stein & Gene Quinn
6 months ago 5

Turning Your Patent into a Business: A Practical Guide to Equity Crowdfunding

Once your patent has been awarded you may still need additional capital to turn that patent into a business. Fortunately it is not as difficult to find …
By Irwin Stein & Adoram Shemesh
8 months ago 2

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