&quot;These are getting formed in Delaware, but I believe if you operate in another state you have to register and may be subject to their taxes.&quot;<p>I think the Delaware corp is a fine idea and a good choice here, but combining that with a Silicon Valley Bank bank account gives me pause ...<p>California really goes after state tax revenue, and I worry that a corporate entity that has no presence in California, and is not a CA corp has created an opening with a SVB bank account to allow CA FTB right in ... and they are aggressive.<p>I would feel more comfortable if the bank account was <i>also</i> in Delaware...