Amazon, Microsoft, JPMorgan, and Meta are among those companies, per employees and internal communications reviewed by Business Insider. ET, effectively bars H-1B workers from reentering the country after that deadline unless their sponsoring employer pays the fee. Amazon employed nearly 15,000 workers under H-1B visas in fiscal year 2024, according to federal filings. Within hours of Trump signing the executive order, employees at Microsoft, Meta, and JPMorgan Chase received similar instructions, employees told Business Insider. Related stories Business Insider tells the innovative stories you want to know Business Insider tells the innovative stories you want to knowMeta and JPMorgan did not immediately respond to requests for comment.