It generally adds professional time, because corporate documents have to be reviewed and, in some cases, an arrangement restructured before anything is presented. Government charges are unchanged by the ownership question and current amounts are published in the official USCIS fee schedule.
The extra cost is advice, and it is worth buying early
The additional expense here is corporate and immigration advice rather than filing fees, and its timing matters more than its amount. Reviewing a proposed equity arrangement while the offer is being negotiated is a modest piece of work; unwinding an executed shareholders' agreement afterwards involves corporate counsel in two countries, tax advice and a renegotiation with people who thought the matter was settled. Where a restructuring is genuinely needed, ask for it to be scoped as a separate piece of work with its own estimate.
Verify current government amounts from the official fee schedule rather than from older summaries, and remember that no amount of preparation cost can be represented as buying an outcome. Hypothetical example: Daria is offered a U.S. role with an agricultural-drone calibration company and a future profit-sharing arrangement.
Her initial cost review should separate costs that are unavoidable from costs triggered only if the ownership terms need revision: document collection, immigration analysis, corporate amendments and any tax advice. The option agreement and counsel’s written scope identify which work is actually needed. Sequence the review before filing fees or relocation deposits are paid, since an amended ownership structure may avoid expensive rework.
A common mistake is accepting a low legal estimate that excludes a response to questions about control. Government charges must be checked on the current official schedule, not inferred from another route.