Searches like best small business loans for startups, business loans for new LLCs, how to get business funding with personal credit and unsecured business line of credit for startups all converge on the same reality: with no operating history, your personal credit profile is the business's balance sheet.
Treat it as infrastructure. Keep utilization low, keep your oldest accounts open, avoid inquiries in the ninety days before a round, and never let a 0% balance run past the introductory date. Owners who protect the profile fund their second and third rounds far more cheaply than owners who spend it once.
Then sequence deliberately. A round of business credit taken today can block an SBA approval next year if it leaves heavy revolving balances on the file. Conversely, an equipment note taken first can build the entity history that makes an unsecured line possible in month twelve. We map that order before anything is submitted.